เลือกหน้า

Mechanical Performance Standards for Torque-Controlled Steel Lock Nuts per GB/T 3098.9-2020

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...

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...