GB/T 18230.6-2000
AbolishedHexagon nuts for structural bolting，style 1，hot-dip galvanized (oversize tapped)--Product grades A and B--Property classes 5，6 and 8
栓接结构用1型六角螺母 热浸镀锌(加大攻丝尺寸) A和B级 5、6和8级
Application Summary AI generated
This standard specifies the dimensions, materials, and performance requirements for hot-dip galvanized hexagon nuts with oversize tapping, used in structural bolting connections. It is applied in steel construction projects such as bridges, buildings, and towers where corrosion resistance is critical, ensuring compatibility with galvanized bolts in high-strength bolted joints. The standard covers product grades A and B with property classes 5, 6, and 8, defining quality levels for different load-bearing applications.
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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.