par epkr | 19 décembre 2025 | Documentation technique et références
Introduction This article details the mechanical performance standards for self-drilling tapping screws as outlined in GB/T 3098.11-2002. These standards ensure the reliability and functionality of self-drilling screws in fastening applications, covering materials,... par epkr | 19 décembre 2025 | Documentation technique et références
GB/T 3098.5-2016 specifies the mechanical properties of self-tapping screws, ensuring their reliability in fastening applications across industries such as automotive, construction, and electronics. This standard outlines requirements for surface hardness, case depth,... par epkr | 19 décembre 2025 | Documentation technique et références
Introduction GB/T 3098.4 is a Chinese national standard that specifies the mechanical properties of fine pitch thread nuts for fasteners. This standard covers marking systems, materials, and mechanical performance requirements for nuts with fine threads, ensuring... par epkr | 19 décembre 2025 | Documentation technique et références
Introduction GB/T 3098.8 specifies the mechanical properties, materials, testing, identification marks, and markings for fasteners used in bolted connections operating within the temperature range of -200℃ to +700℃. This standard applies to bolts, screws, studs, and... par epkr | 19 décembre 2025 | Documentation technique et références
GB/T3098.7-2000 specifies the mechanical properties of self-tapping screws made from carburized steel. This standard ensures that these fasteners meet rigorous performance criteria for applications requiring reliable threading and strength. Below, we detail the key...
