GB/T 18230.7-2000
AbolishedHexagon nuts forstructural bolting，style 2，hot-dip galvanized(oversize tapped)--Product grade A--Property class 9
栓接结构用2型六角螺母 热浸镀锌(加大攻丝尺寸)A级 9级
Application Summary AI generated
This standard specifies the dimensions, technical requirements, and acceptance criteria for style 2 hexagon nuts with oversize tapping, hot-dip galvanized, product grade A, and property class 9. It is applied in steel structural bolting connections where corrosion resistance is critical, such as bridges, towers, and heavy machinery, ensuring compatibility with galvanized bolts and reliable clamping force under high-stress conditions.
Related Standards
GB/T 9074.20-2004
Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers
GB/T 9074.5-2004
Cross recessed small pan head screw andwasher assemblies with plain washers
GB/T 62.1-2004
Wing nuts--Round wing
GB/T 62.2-2004
Wing nuts--Square wing
GB/T 62.3-2004
Wing nuts--Pressing wing
GB/T 62.4-2004
Wing nuts--Die-casting wing
GB/T 3098.20-2004
Mechanical properties of fasteners--Wing nuts with specified proof torque
GB/T 3099.2-2004
Terminology of fasteners--Blind rivets
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.