{"id":5733,"date":"2025-12-24T03:13:20","date_gmt":"2025-12-24T03:13:20","guid":{"rendered":"https:\/\/korea-transmission.com\/?p=5733"},"modified":"2025-12-24T03:13:20","modified_gmt":"2025-12-24T03:13:20","slug":"fastener-fundamentals-essential-guide","status":"publish","type":"post","link":"https:\/\/korea-transmission.com\/fi\/blog\/fastener-fundamentals-essential-guide\/","title":{"rendered":"Kiinnittimien perusteet: Olennainen opas"},"content":{"rendered":"<div style=\"margin-bottom: 30px;\">\n<h2 style=\"color: #333; font-size: 1.5em; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">Artikkelin sis\u00e4lt\u00f6<\/h2>\n<p style=\"margin-bottom: 15px;\">T\u00e4m\u00e4 opas tarjoaa j\u00e4sennellyn yleiskatsauksen kiinnitysten perusteista, optimoituna luotettavaa tietoa etsiville insin\u00f6\u00f6reille ja ammattilaisille:<\/p>\n<ul style=\"list-style-type: disc; padding-left: 20px; margin-bottom: 20px;\">\n<li>Johdanto: Kiinnittimien merkitys ja laajuus.<\/li>\n<li>Mittayksik\u00f6t: Metriset ja imperialiset j\u00e4rjestelm\u00e4t.<\/li>\n<li>Langat: Tyypit, sovitukset ja merkinn\u00e4t.<\/li>\n<li>Geometriset parametrit: Mekaanisten kierteiden keskeiset mitat.<\/li>\n<li>Itsekierteitt\u00e4v\u00e4t ja poraavat kierteet: Erityisparametrit.<\/li>\n<li>Kierrekulmat ja -p\u00e4\u00e4t: Erilaisten kiinnittimien kulmat.<\/li>\n<li>Usein kysytyt kysymykset: K\u00e4yt\u00e4nn\u00f6n vastauksia yleisiin kysymyksiin.<\/li>\n<\/ul>\n<\/div>\n<div style=\"margin-bottom: 30px;\">\n<h2 style=\"color: #333; font-size: 1.5em; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">Johdanto<\/h2>\n<p style=\"margin-bottom: 15px;\">Kiinnittimet ovat konetekniikan olennaisia \u200b\u200bkomponentteja, joita k\u00e4ytet\u00e4\u00e4n osien luotettavaan liitt\u00e4miseen. T\u00e4m\u00e4 opas k\u00e4sittelee perusk\u00e4sitteit\u00e4, kuten mittausj\u00e4rjestelmi\u00e4, kierteiden luokittelua ja geometrisia parametreja, varmistaen alan standardien, kuten GB\/T:n ja ISO:n, noudattamisen. N\u00e4iden perusasioiden ymm\u00e4rt\u00e4minen auttaa valitsemaan sopivat kiinnittimet sovelluksiin, est\u00e4m\u00e4\u00e4n vikoja ja optimoimaan malleja lujuuden ja kest\u00e4vyyden kannalta.<\/p>\n<p style=\"margin-bottom: 15px;\">Ammattilaisten tulisi priorisoida tarkkoja mittauksia ja kierteiden sovituksia luotettavien liitosten saavuttamiseksi. T\u00e4m\u00e4 tieto on elint\u00e4rke\u00e4\u00e4 esimerkiksi autoteollisuudessa, rakennusalalla ja konepajateollisuudessa, joissa virheellinen kiinnitys voi johtaa turvallisuusongelmiin.<\/p>\n<\/div>\n<div style=\"margin-bottom: 30px;\">\n<h2 style=\"color: #333; font-size: 1.5em; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">Mittayksik\u00f6t<\/h2>\n<p style=\"margin-bottom: 15px;\">Maailmanlaajuisesti pituusmittauksissa k\u00e4ytet\u00e4\u00e4n kahta p\u00e4\u00e4j\u00e4rjestelm\u00e4\u00e4: metrinen j\u00e4rjestelm\u00e4, joka on yleinen Euroopassa ja Aasiassa, mukaan lukien Kiina ja Japani, ja jonka yksik\u00f6t ovat metrit (m), senttimetrit (cm) ja millimetrit (mm); ja imperialinen j\u00e4rjestelm\u00e4, joka on yleinen Yhdysvalloissa ja Isossa-Britanniassa ja perustuu tuumiin.<\/p>\n<p style=\"margin-bottom: 15px;\">Ohjeita muuntamiseen ja soveltamiseen:<\/p>\n<ul style=\"list-style-type: disc; padding-left: 20px; margin-bottom: 20px;\">\n<li>Metrij\u00e4rjestelm\u00e4 k\u00e4ytt\u00e4\u00e4 kymmenkantaista j\u00e4rjestelm\u00e4\u00e4: 1 m = 100 cm = 1000 mm.<\/li>\n<li>Imperial-j\u00e4rjestelm\u00e4ss\u00e4 k\u00e4ytet\u00e4\u00e4n kahdeksikkoa: 1 tuuma = 8 jakolinjaa, 1 tuuma = 25,4 mm (esim. 3\/8 tuumaa \u00d7 25,4 = 9,52 mm).<\/li>\n<li>Alle 1\/4 tuuman kokoisille putkille k\u00e4yt\u00e4 nimellishalkaisijoiden merkitsemiseen mittanumeroita, kuten 4#, 5#, 6#, 7#, 8#, 10#, 12#.<\/li>\n<li>Valitse j\u00e4rjestelm\u00e4 alueellisten standardien perusteella varmistaaksesi yhteensopivuuden kansainv\u00e4lisiss\u00e4 projekteissa.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<\/div>\n<div style=\"margin-bottom: 30px;\">\n<h2 style=\"color: #333; font-size: 1.5em; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">Langat<\/h2>\n<p style=\"margin-bottom: 15px;\">Kierteet ovat sylinterim\u00e4isten pintojen yhten\u00e4isi\u00e4 kierrem\u00e4isi\u00e4 harjanteita, jotka luokitellaan rakenteen ja k\u00e4ytt\u00f6tarkoituksen mukaan kolmeen p\u00e4\u00e4tyyppiin: yleisk\u00e4ytt\u00f6iset kiinnitykseen, siirtoon liikkeen siirtoon ja tiivistykseen vuotojen tiiviit\u00e4 liitoksia varten.<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px; margin-bottom: 10px;\">Lankatyypit<\/h3>\n<ul style=\"list-style-type: disc; padding-left: 20px; margin-bottom: 20px;\">\n<li>Yleiset kierteet: Kolmionmuotoinen profiili, joka on jaettu karkeaan ja hienoon jakoon; hieno tarjoaa suuremman lujuuden.<\/li>\n<li>Voimansiirtokierteet: Puolisuunnikkaan, suorakaiteen, sahanter\u00e4n tai kolmion muotoiset profiilit.<\/li>\n<li>Tiivistyskierteet: Putkikierteet, kartiokierteet tai kartioputkikierteet.<\/li>\n<\/ul>\n<h3 style=\"font-size: 1.2em; margin-top: 20px; margin-bottom: 10px;\">Kierteen sovitukset<\/h3>\n<p style=\"margin-bottom: 15px;\">Kierteiden sovitukset m\u00e4\u00e4ritt\u00e4v\u00e4t vastakkaisten kierteiden v\u00e4lisen tiukkuuden, joka m\u00e4\u00e4ritell\u00e4\u00e4n poikkeamien ja toleranssien avulla.<\/p>\n<p style=\"margin-bottom: 15px;\">Yhten\u00e4isille tuumakierteille:<\/p>\n<ul style=\"list-style-type: disc; padding-left: 20px; margin-bottom: 20px;\">\n<li>Ulkoinen: 1A, 2A, 3A (tiukempi suuremmalla numerolla).<\/li>\n<li>Sis\u00e4inen: 1B, 2B, 3B.<\/li>\n<li>Kaikki ovat v\u00e4lyssovitteita; korkeammissa laatuluokissa on pienemm\u00e4t toleranssit.<\/li>\n<li>1A\/1B l\u00f6ysille sovitteille; 2A\/2B yleisk\u00e4ytt\u00f6\u00f6n; 3A\/3B kriittisille turvallisuusmalleille.<\/li>\n<\/ul>\n<p style=\"margin-bottom: 15px;\">Metrisille kierteille:<\/p>\n<ul style=\"list-style-type: disc; padding-left: 20px; margin-bottom: 20px;\">\n<li>Ulkoinen: 4h, 6h, 6g.<\/li>\n<li>Sis\u00e4inen: 5H, 6H, 7H.<\/li>\n<li>Japanilaiset arvosanat: I, II, III (yleens\u00e4 II).<\/li>\n<li>Suositellut sovituskoot: 6H\/6g hienostuneille kiinnikkeille.<\/li>\n<\/ul>\n<h3 style=\"font-size: 1.2em; margin-top: 20px; margin-bottom: 10px;\">Lankamerkinn\u00e4t<\/h3>\n<p style=\"margin-bottom: 15px;\">Merkinn\u00e4t osoittavat kierteiden tiedot, mik\u00e4 varmistaa oikean tunnistamisen ja k\u00e4yt\u00f6n.<\/p>\n<\/div>\n<div style=\"margin-bottom: 30px;\">\n<h2 style=\"color: #333; font-size: 1.5em; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">Geometriset parametrit<\/h2>\n<p style=\"margin-bottom: 15px;\">Keskeiset parametrit m\u00e4\u00e4ritt\u00e4v\u00e4t kierteiden suorituskyvyn ja yhteensopivuuden mekaanisissa sovelluksissa.<\/p>\n<ul style=\"list-style-type: disc; padding-left: 20px; margin-bottom: 20px;\">\n<li>P\u00e4\u00e4l\u00e4pimitta (D, d): Kuvitteellinen sylinteri harjanteissa tai juurissa.<\/li>\n<li>Kolmion halkaisija (D2, d2): Lasketaan kaavalla D(d) \u2013 2 \u00d7 (3H\/8), jossa H on alkuper\u00e4isen kolmion korkeus (0,866P 60\u00b0:lle; 0,960P 55\u00b0:lle).<\/li>\n<li>Pienempi halkaisija (D1, d1): Kuvitteellinen sylinteri juurissa tai harjanteissa.<\/li>\n<li>Nousu (P): Vierekk\u00e4isten kierteiden v\u00e4linen aksiaalinen et\u00e4isyys; tuumaj\u00e4rjestelm\u00e4ss\u00e4 k\u00e4ytet\u00e4\u00e4n kierteit\u00e4 tuumaa kohden.<\/li>\n<li>Kylkikulma (\u03b1\/2): Puolet kierrekulmasta (30\u00b0 60\u00b0 profiilille; 27,5\u00b0 55\u00b0 profiilille).<\/li>\n<li>Kiinnityspituus: Liittyvien kierteiden aksiaalinen p\u00e4\u00e4llekk\u00e4isyys.<\/li>\n<\/ul>\n<div class=\"table-container\" style=\"overflow-x: auto; margin-bottom: 20px;\">\n<h3 style=\"text-align: center; font-size: 1.2em; margin-bottom: 10px;\">Kierteiden nousu ja kierteet tuumaa kohden<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" rowspan=\"2\">Metrinen erittely<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" colspan=\"3\">Jako (mm)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" rowspan=\"2\">Imperial Spec<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" rowspan=\"2\">Nimellishalkaisija (mm)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" colspan=\"3\">Kierteit\u00e4 tuumalla<\/th>\n<\/tr>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Karkea<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Hieno<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Eritt\u00e4in hieno<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Karkea<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Hieno<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Whitworth<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">4#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">40<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">48<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.7<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">6#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">3.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">32<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">40<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">8#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">4.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">32<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">36<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">10#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">4.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">32<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M7<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">5.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">28<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1\/4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">6.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">28<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">20<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M10<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">5\/16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">7.94<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">18<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M12<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">3\/8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">9.53<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">16<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M14<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">7\/16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">11.11<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">14<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">14<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1\/2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12.7<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">13<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">9\/16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">14.29<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">5\/8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">15.86<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">11<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">11<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M22<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">3\/4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">19.05<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">10<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">10<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">7\/8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">22.23<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">14<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">9<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M27<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">25.4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">8<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M30<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">3.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">–<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<div style=\"margin-bottom: 30px;\">\n<h2 style=\"color: #333; font-size: 1.5em; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">Itsekierteitt\u00e4v\u00e4t ja poraavat kierteet<\/h2>\n<p style=\"margin-bottom: 15px;\">Itsekierteitt\u00e4v\u00e4t ja porattavat kierteet luovat omat rei\u00e4ns\u00e4, joiden parametrit on r\u00e4\u00e4t\u00e4l\u00f6ity tehokkuutta varten.<\/p>\n<ul style=\"list-style-type: disc; padding-left: 20px; margin-bottom: 20px;\">\n<li>P\u00e4\u00e4halkaisija (d1): Kuvitteellinen sylinteri huipuilla.<\/li>\n<li>Pienempi halkaisija (d2): Kuvitteellinen sylinteri juurissa.<\/li>\n<li>Nousu (p): Aksiaalinen et\u00e4isyys tai kierteiden lukum\u00e4\u00e4r\u00e4 tuumaa kohden.<\/li>\n<\/ul>\n<div class=\"table-container\" style=\"overflow-x: auto; margin-bottom: 20px;\">\n<h3 style=\"text-align: center; font-size: 1.2em; margin-bottom: 10px;\">Metrinen itsekierteitt\u00e4v\u00e4 nousu (mm)<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Tekniset tiedot<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST1.5<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST1.9<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST2.2<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST2.6<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST2.9<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST3.3<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST3.5<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST3.9<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST4.2<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST4.8<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST5.5<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST6.3<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST8.0<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">ST9.5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Piki<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"table-container\" style=\"overflow-x: auto; margin-bottom: 20px;\">\n<h3 style=\"text-align: center; font-size: 1.2em; margin-bottom: 10px;\">Imperial itsekierteitt\u00e4v\u00e4t kierteet tuumaa kohden<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Tekniset tiedot<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">4#<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">5#<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">6#<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">7#<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">8#<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">10#<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12#<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">14#<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">AB-tyyppi<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">19<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">14<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">14<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">A-tyyppi<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">11<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">10<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"table-container\" style=\"overflow-x: auto; margin-bottom: 20px;\">\n<h3 style=\"text-align: center; font-size: 1.2em; margin-bottom: 10px;\">Japanilaiset kipsilevyruuvien kierteet<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" rowspan=\"2\">Tekniset tiedot<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" colspan=\"2\">Karkea<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" colspan=\"2\">Hieno<\/th>\n<\/tr>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Langat<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Jako (mm)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Langat<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Jako (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">6#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.82<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.41<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">7#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.82<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.59<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">8#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.82<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.69<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">10#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">3.18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.11<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"table-container\" style=\"overflow-x: auto; margin-bottom: 20px;\">\n<h3 style=\"text-align: center; font-size: 1.2em; margin-bottom: 10px;\">Koneruuvin nousu\/kierteet<\/h3>\n<table style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" rowspan=\"2\">Metrinen erittely<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" colspan=\"2\">Jako (mm)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" rowspan=\"2\">Imperial Spec<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" colspan=\"2\">Kierteit\u00e4 tuumalla<\/th>\n<\/tr>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Karkea<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Hieno<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Karkea<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Hieno<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M2.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.45<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">4#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">40<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">48<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">5#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">40<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">44<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M3.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">6#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">32<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">40<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.7<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">8#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">32<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">36<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">10#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">32<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">0.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12#<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">28<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">1\/4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">28<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin-bottom: 15px;\">Poraruuvien osalta CSD (kone)- ja BSD (AB-tyyppi) -jakov\u00e4lit vastaavasti kone- ja itsekierteitt\u00e4vien taulukoiden mukaan.<\/p>\n<\/div>\n<div style=\"margin-bottom: 30px;\">\n<h2 style=\"color: #333; font-size: 1.5em; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">Kierrekulmat ja -h\u00e4nn\u00e4t<\/h2>\n<p style=\"margin-bottom: 15px;\">Kulmat vaikuttavat erikoiskiinnikkeiden leikkaustehokkuuteen ja lujuuteen.<\/p>\n<ul style=\"list-style-type: disc; padding-left: 20px; margin-bottom: 20px;\">\n<li>Itsekierteitt\u00e4v\u00e4: Kylki 60\u00b0, pyrst\u00f6 45\u00b0 \u00b15\u00b0.<\/li>\n<li>Kipsilevy: Sivu 60\u00b0 (tai mukautettu 45\u00b0 \u00b15\u00b0), takaosa 25\u00b0 \u00b13\u00b0.<\/li>\n<li>Lastulevy: Kylki 40\u00b0 \u00b13\u00b0, pyrst\u00f6 25\u00b0 \u00b13\u00b0 tai 34\u00b0 \u00b13\u00b0 (mittatilausty\u00f6n\u00e4).<\/li>\n<li>Poraus: Kylki 60\u00b0 \u00b15\u00b0, per\u00e4 vaihtelee spesifikaatioiden ja muotin mukaan.<\/li>\n<\/ul>\n<p style=\"margin-bottom: 15px;\">Valitse kulmat materiaalin ja k\u00e4ytt\u00f6tarkoituksen mukaan optimaalisen tunkeutumisen ja pidon saavuttamiseksi.<\/p>\n<\/div>\n<div style=\"margin-bottom: 30px;\">\n<h2 style=\"color: #333; font-size: 1.5em; border-bottom: 2px solid #ddd; padding-bottom: 10px;\">Usein kysytyt kysymykset<\/h2>\n<ol style=\"list-style-type: decimal; padding-left: 20px; margin-bottom: 20px;\">\n<li style=\"margin-bottom: 15px;\"><strong>Mit\u00e4 eroa on karkeilla ja hienoilla langoilla?<\/strong><br \/>\nKarkeilla kierteill\u00e4 on suurempi nousu nopeampaa kokoonpanoa ja parempaa vastustuskyky\u00e4 vaurioille; hienot kierteet tarjoavat paremman lujuuden ja t\u00e4rin\u00e4nkest\u00e4vyyden tarkkuussovelluksissa.<\/li>\n<li style=\"margin-bottom: 15px;\"><strong>Miten muuntaa metristen ja imperialisten mittojen v\u00e4lill\u00e4?<\/strong><br \/>\nK\u00e4yt\u00e4 1 tuumaa = 25,4 mm; esimerkiksi kerro imperial-murtoluvut 25,4:ll\u00e4 saadaksesi millimetriekvivalentit, mik\u00e4 varmistaa tarkkuuden sekaj\u00e4rjestelmien suunnittelussa.<\/li>\n<li style=\"margin-bottom: 15px;\"><strong>Milloin k\u00e4ytt\u00e4\u00e4 itsekierteitt\u00e4vi\u00e4 vs. konekierteit\u00e4?<\/strong><br \/>\nItsekierteitt\u00e4v\u00e4 reikien tekoon pehmeisiin materiaaleihin, kuten puuhun tai muoviin; kone esikierteitettyihin reikiin, jotka vaativat suurempaa tarkkuutta ja kuormituksen kest\u00e4vyytt\u00e4.<\/li>\n<li style=\"margin-bottom: 15px;\"><strong>Mit\u00e4 kierteen sovitusluokka osoittaa?<\/strong><br \/>\nKorkeammat laatuluokat (esim. 3A\/3B) tarkoittavat tiukempia toleransseja kriittisille sovitteille; matalammat (1A\/1B) puolestaan \u200b\u200bl\u00f6ysille ja kustannustehokkaille kokoonpanoille.<\/li>\n<li style=\"margin-bottom: 15px;\"><strong>Miten pinnoitus vaikuttaa kierteiden toleransseihin?<\/strong><br \/>\nPinnoitus lis\u00e4\u00e4 paksuutta; k\u00e4yt\u00e4 pinnoitusta edelt\u00e4vi\u00e4 toleransseja, kuten 6 g 6 tunnin vaatimusten mukaisesti, jotta 6\u20139 \u03bcm:n kerrokset mahtuvat h\u00e4iri\u00f6tt\u00e4.<\/li>\n<li style=\"margin-bottom: 15px;\"><strong>Miksi nousulla on merkityst\u00e4 kiinnitystarvikkeiden valinnassa?<\/strong><br \/>\nJako vaikuttaa tarttumisvoimaan ja -nopeuteen; pienempi jako lis\u00e4\u00e4 pitovoimaa, mutta asennus vaatii enemm\u00e4n kierroksia.<\/li>\n<\/ol>\n<\/div>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Article Outline This guide provides a structured overview of fastener basics, optimized for engineers and professionals seeking reliable knowledge: Introduction: Importance and scope of fasteners. Measurement Units: Metric and imperial systems. Threads: Types, fits, and markings. Geometric Parameters: Key dimensions for mechanical threads. Self-Tapping and Drilling Threads: Specific parameters. Thread Angles and Tails: Angles for [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[220],"tags":[],"class_list":["post-5733","post","type-post","status-publish","format-standard","hentry","category-technical-documentation-and-references"],"_links":{"self":[{"href":"https:\/\/korea-transmission.com\/fi\/wp-json\/wp\/v2\/posts\/5733","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/fi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/korea-transmission.com\/fi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/fi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/fi\/wp-json\/wp\/v2\/comments?post=5733"}],"version-history":[{"count":1,"href":"https:\/\/korea-transmission.com\/fi\/wp-json\/wp\/v2\/posts\/5733\/revisions"}],"predecessor-version":[{"id":5734,"href":"https:\/\/korea-transmission.com\/fi\/wp-json\/wp\/v2\/posts\/5733\/revisions\/5734"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/fi\/wp-json\/wp\/v2\/media?parent=5733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/korea-transmission.com\/fi\/wp-json\/wp\/v2\/categories?post=5733"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/fi\/wp-json\/wp\/v2\/tags?post=5733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}