由 epkr | 12 月 19, 2025 | 技术文档和参考资料
Introduction GB/T 3098.9-2020 specifies the mechanical properties of torque-controlled steel lock nuts, which are designed to provide reliable locking performance through prevailing torque. This standard covers property classes including 04, 05, 5, 6, 8, and 10 for... 由 epkr | 12 月 19, 2025 | 技术文档和参考资料
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,... 由 epkr | 12 月 19, 2025 | 技术文档和参考资料
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,... 由 epkr | 12 月 19, 2025 | 技术文档和参考资料
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... 由 epkr | 12 月 19, 2025 | 技术文档和参考资料
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... 由 epkr | 12 月 19, 2025 | 技术文档和参考资料
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...
