เลือกหน้า

Technical Standards for Fasteners in the Temperature Range of -200℃ to +700℃ According to GB/T 3098.8

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...

Mechanical Performance Standards for Self-Tapping Screws per GB/T3098.7-2000

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...