GB/T 3098.21-2008
AbolishedMechanical properties of fasteners - Part 21:Tapping screws of stainless-steel
紧固件机械性能 第21部分：不锈钢自攻螺钉
Application Summary AI generated
This standard specifies the mechanical property requirements, such as tensile strength, torque strength, and hardness, for stainless steel tapping screws used in various industrial applications. It is applied in the manufacturing and quality testing of fasteners for automotive, construction, and electronic equipment assembly, ensuring screws can form threads in materials like sheet metal or plastic without failing. The standard also defines testing methods to verify performance under specified conditions, guiding engineers and procurement professionals in selecting reliable stainless steel fasteners for corrosion-resistant environments.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.