{"id":5780,"date":"2025-12-25T01:12:35","date_gmt":"2025-12-25T01:12:35","guid":{"rendered":"https:\/\/korea-transmission.com\/?p=5780"},"modified":"2025-12-25T01:17:22","modified_gmt":"2025-12-25T01:17:22","slug":"unified-vs-whitworth-threads-tpi-and-pitch-guide","status":"publish","type":"post","link":"https:\/\/korea-transmission.com\/ja\/blog\/unified-vs-whitworth-threads-tpi-and-pitch-guide\/","title":{"rendered":"\u30e6\u30cb\u30d5\u30a1\u30a4\u30c9\u306d\u3058\u3068\u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u306d\u3058\uff1aTPI\u3068\u30d4\u30c3\u30c1\u30ac\u30a4\u30c9"},"content":{"rendered":"

\u30a4\u30f3\u30c1\u306d\u3058\u306e\u6982\u8981<\/h2>\n
\n

\u30a4\u30f3\u30c1\u898f\u683c\u306e\u306d\u3058\u5c71\u306f\u3001\u6a5f\u68b0\u5de5\u5b66\u3001\u7279\u306b\u30e4\u30fc\u30c9\u30fb\u30dd\u30f3\u30c9\u6cd5\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u696d\u754c\u306b\u304a\u3044\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u82f1\u56fd\u306e\u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u898f\u683c\u3068\u7c73\u56fd\u306e\u30e6\u30cb\u30d5\u30a1\u30a4\u30c9\u898f\u683c\u306b\u7126\u70b9\u3092\u5f53\u3066\u3001\u516c\u79f0\u76f4\u5f84\u30011\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u6570\uff08TPI\uff09\u3001\u30d4\u30c3\u30c1\u306b\u95a2\u3059\u308b\u8a73\u7d30\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u898f\u683c\u306f\u3001\u30d5\u30a1\u30b9\u30ca\u30fc\u3001\u30d1\u30a4\u30d7\u3001\u6a5f\u68b0\u306a\u3069\u306b\u4f7f\u7528\u3055\u308c\u3001\u306d\u3058\u5c71\u306e\u89d2\u5ea6\u3001\u5f62\u72b6\u3001\u7528\u9014\u306b\u91cd\u8981\u306a\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u898f\u683c\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u8a2d\u8a08\u304a\u3088\u3073\u88fd\u9020\u306b\u304a\u3051\u308b\u4e92\u63db\u6027\u3001\u5f37\u5ea6\u3001\u6027\u80fd\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002<\/p>\n

19\u4e16\u7d00\u306b\u8a95\u751f\u3057\u305f\u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u306d\u3058\u306f\u3001\u306d\u3058\u5c71\u89d2\u5ea6\u304c55\u00b0\u3067\u3001BS 84-1956\u3067\u898f\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4e00\u65b9\u3001ANSI\/ASME B1.1\u3067\u6a19\u6e96\u5316\u3055\u308c\u305f\u30e6\u30cb\u30d5\u30a1\u30a4\u30c9\u306d\u3058\u306f\u3001\u7b2c\u4e8c\u6b21\u4e16\u754c\u5927\u6226\u5f8c\u3001\u30a2\u30e1\u30ea\u30ab\u3001\u30a4\u30ae\u30ea\u30b9\u3001\u30ab\u30ca\u30c0\u306e\u30b7\u30b9\u30c6\u30e0\u9593\u306e\u4e92\u63db\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b60\u00b0\u306e\u89d2\u5ea6\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u6bd4\u8f03\u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u30b0\u30ed\u30fc\u30d0\u30eb\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u9069\u3057\u305f\u306d\u3058\u3092\u9078\u629e\u3059\u308b\u969b\u306b\u5f79\u7acb\u3061\u3001\u7cbe\u5ea6\u3068\u4fe1\u983c\u6027\u3092\u91cd\u8996\u3057\u307e\u3059\u3002<\/p>\n<\/section>\n

\n

\u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u306d\u3058\u898f\u683c\uff08BS 84\uff09<\/h2>\n

\u82f1\u56fd\u898f\u683cBS 84-1956\u306b\u6e96\u62e0\u3057\u305f\u82f1\u56fd\u898f\u683c\u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u306d\u3058\uff08BSW\uff09\u3068\u82f1\u56fd\u898f\u683c\u7d30\u76ee\u306d\u3058\uff08BSF\uff09\u306f\u3001\u75b2\u52b4\u8010\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u5c71\u3068\u5c71\u304c\u4e38\u307f\u3092\u5e2f\u3073\u305f\u5e73\u884c\u306d\u3058\u3067\u3059\u3002BSW\u306f\u7c97\u76ee\u306d\u3058\u30b7\u30ea\u30fc\u30ba\u3092\u8868\u3057\u3001BSF\u306f\u3088\u308a\u9ad8\u3044\u5f15\u5f35\u5f37\u5ea6\u3084\u8010\u632f\u52d5\u6027\u304c\u6c42\u3081\u3089\u308c\u308b\u7528\u9014\u5411\u3051\u306b\u3001\u3088\u308a\u7d30\u304b\u3044\u30d4\u30c3\u30c1\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n

    \n
  • \u306d\u3058\u89d2\u5ea6\uff1a<\/strong> 55\u00b0<\/li>\n
  • \u6307\u5b9a\uff1a<\/strong> \u516c\u79f0\u76f4\u5f84\uff08\u30a4\u30f3\u30c1\uff09\u3068TPI\uff081\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u6570\uff09\u3001\u4f8b\uff1a1\/2\u2033-12 BSW<\/li>\n
  • \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3:<\/strong> \u82f1\u56fd\u306e\u65e7\u5f0f\u6a5f\u68b0\u3001\u81ea\u52d5\u8eca\u3001\u914d\u7ba1\u7d99\u624b\uff08BSP\u898f\u683c\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\uff09\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3002<\/li>\n
  • \u30d4\u30c3\u30c1\u8a08\u7b97\uff1a<\/strong> \u30d4\u30c3\u30c1 = 1 \/ TPI (\u30a4\u30f3\u30c1\u5358\u4f4d)<\/li>\n<\/ul>\n

    \u6700\u9069\u306a\u6027\u80fd\u3092\u767a\u63ee\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u306d\u3058\u306f\u3001\u8ca0\u8377\u8981\u4ef6\u3068\u6750\u6599\u7279\u6027\u306b\u57fa\u3065\u3044\u3066\u9078\u629e\u3057\u3001\u306d\u3058\u5c71\u306e\u7834\u640d\u3092\u9632\u3050\u305f\u3081\u306b\u9069\u5207\u306a\u30c8\u30eb\u30af\u3092\u304b\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/section>\n

    \n

    \u7d71\u4e00\u306d\u3058\u898f\u683c\uff08ANSI\/ASME B1.1\uff09<\/h2>\n

    \u7d71\u4e00\u30a4\u30f3\u30c1\u306d\u3058\u898f\u683c\uff08ANSI\/ASME B1.1\uff09\u306f\u3001\u6c4e\u7528\u7de0\u7d50\u7528\u306e\u7c97\u76ee\uff08UNC\uff09\u3001\u7d30\u76ee\uff08UNF\uff09\u3001\u6975\u7d30\u76ee\uff08UNEF\uff09\u306e3\u3064\u306e\u30b7\u30ea\u30fc\u30ba\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u898f\u683c\u306f\u3001\u5f37\u5ea6\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e\u5e73\u5e95\u8a2d\u8a08\u3092\u63a1\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u56fd\u969b\u7684\u306a\u4e92\u63db\u6027\u3092\u4fc3\u9032\u3057\u307e\u3059\u3002<\/p>\n

      \n
    • \u306d\u3058\u89d2\u5ea6\uff1a<\/strong> 60\u00b0<\/li>\n
    • \u6307\u5b9a\uff1a<\/strong> \u30b5\u30a4\u30ba\u756a\u53f7\u307e\u305f\u306f\u5206\u6570\u76f4\u5f84\u3001TPI\u3001\u304a\u3088\u3073\u30b7\u30ea\u30fc\u30ba\u3001\u4f8b\uff1a1\/2\u2033-13 UNC<\/li>\n
    • \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3:<\/strong> \u305d\u306e\u6c4e\u7528\u6027\u3068\u6a19\u6e96\u5316\u6027\u304b\u3089\u3001\u822a\u7a7a\u5b87\u5b99\u3001\u81ea\u52d5\u8eca\u3001\u5efa\u8a2d\u696d\u754c\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3002<\/li>\n
    • \u8a31\u5bb9\u8aa4\u5dee\uff1a<\/strong> \u30d5\u30a3\u30c3\u30c8\u7cbe\u5ea6\u3092\u793a\u3059\u30af\u30e9\u30b9\u306f\u30011A\/1B\uff08\u3086\u308b\u3081\uff09\u30012A\/2B\uff08\u6a19\u6e96\uff09\u30013A\/3B\uff08\u3074\u3063\u305f\u308a\uff09\u3067\u3059\u3002<\/li>\n<\/ul>\n

      \u30e6\u30cb\u30d5\u30a1\u30a4\u30c9\u306d\u3058\u3092\u4f7f\u7528\u3057\u3066\u8a2d\u8a08\u3059\u308b\u969b\u306f\u3001\u8150\u98df\u306a\u3069\u306e\u74b0\u5883\u8981\u56e0\u3092\u8003\u616e\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u306a\u3069\u306e\u6750\u6599\u306f\u3001\u904e\u9177\u306a\u6761\u4ef6\u4e0b\u3067\u306e\u8010\u4e45\u6027\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n<\/section>\n

      \n

      \u76f4\u5f84\u30681\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u6570\u306e\u6bd4\u8f03\u8868<\/h2>\n

      \u4ee5\u4e0b\u306e\u8868\u306f\u3001\u30e6\u30cb\u30d5\u30a1\u30a4\u30c9\u306d\u3058\uff08ANSI B1.1\uff09\u3068\u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u306d\u3058\uff08BS 84-1956\uff09\u306e\u516c\u79f0\u5916\u5f84\uff08\u30a4\u30f3\u30c1\uff09\u3068TPI\uff081\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u6570\uff09\u3092\u6bd4\u8f03\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u7a7a\u6b04\u306f\u3001\u305d\u306e\u30b7\u30ea\u30fc\u30ba\u306b\u304a\u3044\u3066\u6a19\u6e96\u30b5\u30a4\u30ba\u3067\u306f\u306a\u3044\u3001\u307e\u305f\u306f\u5165\u624b\u3067\u304d\u306a\u3044\u30b5\u30a4\u30ba\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n

      \n
      \n
      \n
      <\/div>\n<\/div>\n
      \n
      \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
      \u5916\u5f84\uff08\u30a4\u30f3\u30c1\uff09<\/th>\n\u7d71\u4e00\u30b5\u30a4\u30ba\u30b3\u30fc\u30c9<\/th>\nUNC\uff08\u7c97\u76ee\uff09<\/th>\nUNF\uff08\u826f\u597d\uff09<\/th>\n\u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u30b5\u30a4\u30ba\u30b3\u30fc\u30c9<\/th>\nBSW\uff08\u7c97\u7c92\uff09<\/th>\nBSF\uff08\u826f\u597d\uff09<\/th>\n<\/tr>\n<\/thead>\n
      0.0600<\/td>\n#0<\/td>\n<\/td>\n80<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      0.0625<\/td>\n<\/td>\n<\/td>\n<\/td>\n1\/16<\/td>\n60<\/td>\n<\/td>\n<\/tr>\n
      0.0730<\/td>\n#1<\/td>\n64<\/td>\n72<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      0.0860<\/td>\n#2<\/td>\n56<\/td>\n64<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      0.0938<\/td>\n<\/td>\n<\/td>\n<\/td>\n3\/32<\/td>\n48<\/td>\n<\/td>\n<\/tr>\n
      0.0990<\/td>\n#3<\/td>\n48<\/td>\n56<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      0.1120<\/td>\n#4<\/td>\n40<\/td>\n48<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      0.1250<\/td>\n#5<\/td>\n40<\/td>\n44<\/td>\n1\/8<\/td>\n40<\/td>\n<\/td>\n<\/tr>\n
      0.1380<\/td>\n#6<\/td>\n32<\/td>\n40<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      0.1563<\/td>\n<\/td>\n<\/td>\n<\/td>\n5\/32<\/td>\n32<\/td>\n<\/td>\n<\/tr>\n
      0.1640<\/td>\n#8<\/td>\n32<\/td>\n36<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      0.1875<\/td>\n<\/td>\n<\/td>\n<\/td>\n3\/16<\/td>\n24<\/td>\n32<\/td>\n<\/tr>\n
      0.1900<\/td>\n#10<\/td>\n24<\/td>\n32<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      0.2160<\/td>\n#12<\/td>\n24<\/td>\n28<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      0.2189<\/td>\n<\/td>\n<\/td>\n<\/td>\n7\/32<\/td>\n24<\/td>\n28<\/td>\n<\/tr>\n
      0.2500<\/td>\n1\/4<\/td>\n20<\/td>\n28<\/td>\n1\/4<\/td>\n20<\/td>\n26<\/td>\n<\/tr>\n
      0.2812<\/td>\n<\/td>\n<\/td>\n<\/td>\n9\/32<\/td>\n<\/td>\n26<\/td>\n<\/tr>\n
      0.3125<\/td>\n5\/16<\/td>\n18<\/td>\n24<\/td>\n5\/16<\/td>\n18<\/td>\n22<\/td>\n<\/tr>\n
      0.3750<\/td>\n3\/8<\/td>\n16<\/td>\n24<\/td>\n3\/8<\/td>\n16<\/td>\n20<\/td>\n<\/tr>\n
      0.4375<\/td>\n7\/16<\/td>\n14<\/td>\n20<\/td>\n7\/16<\/td>\n14<\/td>\n18<\/td>\n<\/tr>\n
      0.5000<\/td>\n1\/2<\/td>\n13<\/td>\n20<\/td>\n1\/2<\/td>\n12<\/td>\n16<\/td>\n<\/tr>\n
      0.5625<\/td>\n9\/16<\/td>\n12<\/td>\n18<\/td>\n9\/16<\/td>\n12<\/td>\n16<\/td>\n<\/tr>\n
      0.6250<\/td>\n5\/8<\/td>\n11<\/td>\n18<\/td>\n5\/8<\/td>\n11<\/td>\n14<\/td>\n<\/tr>\n
      0.6875<\/td>\n<\/td>\n<\/td>\n<\/td>\n11\/16<\/td>\n11<\/td>\n14<\/td>\n<\/tr>\n
      0.7500<\/td>\n3\/4<\/td>\n10<\/td>\n16<\/td>\n3\/4<\/td>\n10<\/td>\n12<\/td>\n<\/tr>\n
      0.8125<\/td>\n<\/td>\n<\/td>\n<\/td>\n13\/16<\/td>\n<\/td>\n12<\/td>\n<\/tr>\n
      0.8750<\/td>\n7\/8<\/td>\n9<\/td>\n14<\/td>\n7\/8<\/td>\n9<\/td>\n11<\/td>\n<\/tr>\n
      1.0000<\/td>\n1<\/td>\n8<\/td>\n12<\/td>\n1<\/td>\n8<\/td>\n10<\/td>\n<\/tr>\n
      1.1250<\/td>\n1-1\/8<\/td>\n7<\/td>\n12<\/td>\n1-1\/8<\/td>\n7<\/td>\n9<\/td>\n<\/tr>\n
      1.2500<\/td>\n1-1\/4<\/td>\n7<\/td>\n12<\/td>\n1-1\/4<\/td>\n7<\/td>\n9<\/td>\n<\/tr>\n
      1.3750<\/td>\n1-3\/8<\/td>\n6<\/td>\n12<\/td>\n1-3\/8<\/td>\n<\/td>\n8<\/td>\n<\/tr>\n
      1.5000<\/td>\n1-1\/2<\/td>\n6<\/td>\n12<\/td>\n1-1\/2<\/td>\n6<\/td>\n8<\/td>\n<\/tr>\n
      1.6250<\/td>\n1-5\/8<\/td>\n<\/td>\n<\/td>\n1-5\/8<\/td>\n<\/td>\n8<\/td>\n<\/tr>\n
      1.7500<\/td>\n1-3\/4<\/td>\n5<\/td>\n<\/td>\n1-3\/4<\/td>\n5<\/td>\n7<\/td>\n<\/tr>\n
      2.0000<\/td>\n2<\/td>\n4.5<\/td>\n<\/td>\n2<\/td>\n4.5<\/td>\n7<\/td>\n<\/tr>\n
      2.2500<\/td>\n2-1\/4<\/td>\n4.5<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      2.5000<\/td>\n2-1\/2<\/td>\n4<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      2.7500<\/td>\n2-3\/4<\/td>\n4<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      3.0000<\/td>\n3<\/td>\n4<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      3.2500<\/td>\n3-1\/4<\/td>\n4<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      3.5000<\/td>\n3-1\/2<\/td>\n4<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      3.7500<\/td>\n3-3\/4<\/td>\n4<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
      4.0000<\/td>\n4<\/td>\n4<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      <\/div>\n<\/div>\n<\/div>\n<\/div>\n

      \u6ce8\uff1a\u30c7\u30fc\u30bf\u306fANSI\/ASME B1.1\u304a\u3088\u3073BS 84-1956\u898f\u683c\u306b\u57fa\u3065\u3044\u3066\u691c\u8a3c\u6e08\u307f\u3067\u3059\u3002\u6b63\u78ba\u306a\u8a31\u5bb9\u8aa4\u5dee\u306b\u3064\u3044\u3066\u306f\u3001\u4ed5\u69d8\u66f8\u5168\u6587\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<\/section>\n

      \n

      \u30b9\u30ec\u30c3\u30c9\u306e\u540d\u79f0\u3068\u7565\u8a9e<\/h2>\n

      \u306d\u3058\u898f\u683c\u30b3\u30fc\u30c9\u306e\u7406\u89e3\u306f\u3001\u4ed5\u69d8\u7b56\u5b9a\u3068\u8abf\u9054\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u4ee5\u4e0b\u306b\u3001\u82f1\u56fd\u5f0f\u304a\u3088\u3073\u7c73\u56fd\u5f0f\u30a4\u30f3\u30c1\u306d\u3058\u306e\u4e00\u822c\u7684\u306a\u7565\u8a9e\u4e00\u89a7\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n

        \n
      • BA:<\/strong> \u82f1\u56fd\u5354\u4f1a\uff08\u30df\u30cb\u30c1\u30e5\u30a2\u7cf8\uff09<\/li>\n
      • BSW:<\/strong> \u82f1\u56fd\u898f\u683c\u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\uff08\u7c97\u76ee\uff09<\/li>\n
      • BSF:<\/strong> \u82f1\u56fd\u898f\u683c\u30d5\u30a1\u30a4\u30f3<\/li>\n
      • BSP:<\/strong> \u82f1\u56fd\u898f\u683c\u30d1\u30a4\u30d7\uff08\u5e73\u884c\u7ba1\uff09<\/li>\n
      • BSPT:<\/strong> \u82f1\u56fd\u898f\u683c\u30d1\u30a4\u30d7\u30c6\u30fc\u30d1\u30fc<\/li>\n
      • BSC:<\/strong> \u82f1\u56fd\u898f\u683c\u30b5\u30a4\u30af\u30eb<\/li>\n
      • UNC:<\/strong> \u7d71\u4e00\u56fd\u5bb6\u30b3\u30fc\u30b9<\/li>\n
      • UNF:<\/strong> \u7d71\u4e00\u56fd\u5bb6\u7f70\u91d1<\/li>\n
      • UNEF:<\/strong> \u7d71\u4e00\u56fd\u5bb6\u7279\u5225\u7f70\u91d1<\/li>\n
      • UNM:<\/strong> \u7d71\u4e00\u56fd\u5bb6\u30df\u30cb\u30c1\u30e5\u30a2<\/li>\n
      • NPT:<\/strong> \u30ca\u30b7\u30e7\u30ca\u30eb\u30d1\u30a4\u30d7\u30c6\u30fc\u30d1\u30fc\uff08\u30a2\u30e1\u30ea\u30ab\u898f\u683c\uff09<\/li>\n<\/ul>\n

        \u3053\u308c\u3089\u306e\u8868\u8a18\u306f\u3001\u6280\u8853\u56f3\u9762\u3084\u6ce8\u6587\u66f8\u306b\u304a\u3051\u308b\u660e\u78ba\u306a\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4fdd\u8a3c\u3057\u3001\u7d44\u307f\u7acb\u3066\u6642\u306e\u4e0d\u4e00\u81f4\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n<\/section>\n

        \n

        \u5b9f\u7528\u4f8b\u3068\u9078\u5b9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/h2>\n

        \u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u306d\u3058\u3068\u30e6\u30cb\u30d5\u30a1\u30a4\u30c9\u306d\u3058\u306e\u3069\u3061\u3089\u3092\u9078\u629e\u3059\u308b\u304b\u306f\u3001\u5730\u57df\u898f\u683c\u3001\u8ca0\u8377\u8981\u4ef6\u3001\u304a\u3088\u3073\u4e92\u63db\u6027\u306b\u3088\u3063\u3066\u6c7a\u307e\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001UNC\u306d\u3058\u306f\u30d4\u30c3\u30c1\u304c\u7c97\u3044\u305f\u3081\u3001\u632f\u52d5\u306e\u5927\u304d\u3044\u74b0\u5883\u3067\u306f\u3088\u308a\u512a\u308c\u305f\u30ed\u30c3\u30af\u6027\u80fd\u3092\u767a\u63ee\u3057\u3001\u597d\u307e\u308c\u307e\u3059\u3002\u4e00\u65b9\u3001BSF\u306d\u3058\u306f\u7cbe\u5bc6\u6a5f\u68b0\u306b\u304a\u3044\u3066\u3088\u308a\u7d30\u304b\u3044\u8abf\u6574\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/p>\n

          \n
        1. \u4f7f\u7528\u74b0\u5883\u3092\u8a55\u4fa1\u3059\u308b\uff1a\u5c4b\u5916\u7528\u9014\u306b\u306f\u8010\u8150\u98df\u6027\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u4f7f\u7528\u3059\u308b\u3002<\/li>\n
        2. \u5f15\u5f35\u5f37\u5ea6\u3092\u8a08\u7b97\u3059\u308b\uff1a\u3088\u308a\u7d30\u304b\u3044\u306d\u3058\u5c71\u306f\u5fdc\u529b\u3092\u3088\u308a\u5747\u7b49\u306b\u5206\u6563\u3057\u307e\u3059\u304c\u3001\u3088\u308a\u9ad8\u3044\u30c8\u30eb\u30af\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n
        3. \u4e92\u63db\u6027\u3092\u78ba\u4fdd\uff1a\u7d71\u4e00\u3055\u308c\u305f\u306d\u3058\u5c71\u306fISO\u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u304a\u308a\u3001\u4e16\u754c\u4e2d\u3067\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n
        4. \u88fd\u9020\u9762\u3092\u8003\u616e\u3059\u308b\u3068\u3001\u7c97\u3044\u306d\u3058\u5c71\u306e\u65b9\u304c\u88fd\u9020\u3057\u3084\u3059\u304f\u3001\u306d\u3058\u5c71\u304c\u305a\u308c\u308b\u53ef\u80fd\u6027\u3082\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n

          \u306d\u3058\u306e\u4ed5\u69d8\u306f\u6027\u80fd\u5411\u4e0a\u306e\u305f\u3081\u306b\u9032\u5316\u3059\u308b\u305f\u3081\u3001\u5e38\u306bASME B1.1-2024\u306a\u3069\u306e\u6700\u65b0\u898f\u683c\u3092\u53c2\u7167\u3057\u3066\u66f4\u65b0\u60c5\u5831\u3092\u5165\u624b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/section>\n

          \n

          \u3088\u304f\u3042\u308b\u8cea\u554f\uff08FAQ\uff09<\/h2>\n
          \n
          Whitworth\u30b9\u30ec\u30c3\u30c9\u3068Unified\u30b9\u30ec\u30c3\u30c9\u306e\u4e3b\u306a\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/dt>\n
          \u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u306d\u3058\u306f55\u00b0\u306e\u89d2\u5ea6\u3068\u4e38\u307f\u3092\u5e2f\u3073\u305f\u5f62\u72b6\uff08BS 84\uff09\u3092\u6301\u3061\u3001\u30e6\u30cb\u30d5\u30a1\u30a4\u306d\u3058\u306f60\u00b0\u306e\u89d2\u5ea6\u3068\u5e73\u3089\u306a\u6839\u5143\u5f62\u72b6\uff08ANSI B1.1\uff09\u3092\u6301\u3061\u3001\u5f37\u5ea6\u3068\u4e92\u63db\u6027\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002<\/dd>\n
          TPI\u3092\u30a4\u30f3\u30c1\u5358\u4f4d\u306e\u30d4\u30c3\u30c1\u306b\u5909\u63db\u3059\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/dt>\n
          \u30d4\u30c3\u30c1\u306f\u30011\u3092TPI\uff081\u30a4\u30f3\u30c1\u3042\u305f\u308a\u306e\u306d\u3058\u5c71\u6570\uff09\u3067\u5272\u3063\u305f\u5024\u3068\u3057\u3066\u8a08\u7b97\u3055\u308c\u307e\u3059\u3002\u4f8b\u3048\u3070\u300120TPI\u306f0.05\u30a4\u30f3\u30c1\u306e\u30d4\u30c3\u30c1\u306b\u76f8\u5f53\u3057\u3001\u30bf\u30c3\u30d7\u3068\u30c0\u30a4\u306e\u9078\u5b9a\u306e\u969b\u306e\u76ee\u5b89\u3068\u306a\u308a\u307e\u3059\u3002<\/dd>\n
          \u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u306d\u3058\u306f\u73fe\u5728\u3067\u3082\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/dt>\n
          \u306f\u3044\u3001\u4e3b\u306b\u30d3\u30f3\u30c6\u30fc\u30b8\u6a5f\u5668\u306e\u4fee\u5fa9\u3084\u82f1\u56fd\u306e\u7279\u5b9a\u306e\u7523\u696d\u5206\u91ce\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u73fe\u4ee3\u306e\u6a19\u6e96\u5316\u7528\u9014\u3067\u306f\u30e6\u30cb\u30d5\u30a1\u30a4\u30c9\u306d\u3058\u304c\u4e3b\u6d41\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/dd>\n
          \u7d71\u5408\u30b9\u30ec\u30c3\u30c9\u306b\u306f\u3069\u306e\u8a31\u5bb9\u30af\u30e9\u30b9\u3092\u9078\u629e\u3059\u3079\u304d\u3067\u3059\u304b\uff1f<\/dt>\n
          \u30af\u30e9\u30b92A\/2B\u306f\u4e00\u822c\u7684\u306a\u7528\u9014\u5411\u3051\u306e\u6a19\u6e96\u898f\u683c\u3067\u3001\u9069\u5408\u6027\u3068\u30b3\u30b9\u30c8\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u53d6\u308c\u3066\u3044\u307e\u3059\u3002\u30d0\u30c3\u30af\u30e9\u30c3\u30b7\u30e5\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u5fc5\u8981\u304c\u3042\u308b\u9ad8\u7cbe\u5ea6\u306a\u7528\u9014\u306b\u306f\u3001\u30af\u30e9\u30b93A\/3B\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/dd>\n
          \u30e6\u30cb\u30d5\u30a1\u30a4\u30c9\u306d\u3058\u3068\u30a6\u30a3\u30c3\u30c8\u30ef\u30fc\u30b9\u306d\u3058\u306f\u4e92\u63db\u6027\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/dt>\n
          \u3044\u3044\u3048\u3001\u89d2\u5ea6\u3084\u5f62\u72b6\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u4e92\u63db\u6027\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u7121\u7406\u306b\u4e92\u63db\u6027\u3092\u6301\u305f\u305b\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u6545\u969c\u306e\u539f\u56e0\u3068\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5b89\u5168\u306e\u305f\u3081\u3001\u5fc5\u305a\u30b7\u30b9\u30c6\u30e0\u3092\u4e00\u81f4\u3055\u305b\u3066\u304f\u3060\u3055\u3044\u3002<\/dd>\n<\/dl>\n
          \n
          \u306d\u3058\u30d4\u30c3\u30c1\u306f\u7de0\u7d50\u90e8\u54c1\u306e\u5f37\u5ea6\u306b\u3069\u306e\u3088\u3046\u306b\u5f71\u97ff\u3057\u307e\u3059\u304b\uff1f<\/dt>\n
          \u30d4\u30c3\u30c1\u304c\u7d30\u304b\u3044\u307b\u3069\uff08TPI\u304c\u9ad8\u3044\u307b\u3069\uff09\u3001\u306d\u3058\u5c71\u306e\u565b\u307f\u5408\u3044\u9762\u7a4d\u304c\u5897\u52a0\u3057\u3001\u5f15\u5f35\u5f37\u5ea6\u306f\u5411\u4e0a\u3059\u308b\u304c\u3001\u8edf\u8cea\u6750\u6599\u306b\u304a\u3051\u308b\u305b\u3093\u65ad\u62b5\u6297\u306f\u4f4e\u4e0b\u3059\u308b\u3002<\/dd>\n<\/dl>\n<\/section>","protected":false},"excerpt":{"rendered":"

          Introduction to Inch-Based Screw Threads Inch-based screw threads are essential in mechanical engineering, particularly in industries adhering to imperial measurements. This guide focuses on the British Whitworth system and the American Unified standard, providing detailed parameters for nominal diameters, threads per inch (TPI), and pitch. These systems are used in fasteners, pipes, and machinery, with key differences in thread angle, form, and applications. Understanding these standards ensures compatibility, strength, and performance in design and manufacturing. The Whitworth thread, originating in the 19th century, features a 55\u00b0 thread angle and is specified by BS 84-1956. In contrast, the Unified thread, standardized by ANSI\/ASME B1.1, uses a 60\u00b0 angle for better interchangeability […]<\/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-5780","post","type-post","status-publish","format-standard","hentry","category-technical-documentation-and-references"],"_links":{"self":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/posts\/5780","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/comments?post=5780"}],"version-history":[{"count":2,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/posts\/5780\/revisions"}],"predecessor-version":[{"id":5782,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/posts\/5780\/revisions\/5782"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/media?parent=5780"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/categories?post=5780"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/ja\/wp-json\/wp\/v2\/tags?post=5780"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}