Lock hex nut

Short Description:

Hexagon nut is used with bolts and screws to connect and tighten the parts.Among them, type I hexagon nut is the most widely used. Class C nut is used for machines, equipment or structures with rough surface and low precision requirements.Class A and class B nuts are used on machines, equipment or structures with relatively smooth surfaces and high precision requirements.The thickness m of type II hexagon nut is thicker, which is mostly used in the occasions when installation and disassembly ...


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Hexagon nut is used with bolts and screws to connect and tighten the parts.Among them, type I hexagon nut is the most widely used. Class C nut is used for machines, equipment or structures with rough surface and low precision requirements.Class A and class B nuts are used on machines, equipment or structures with relatively smooth surfaces and high precision requirements.The thickness m of type II hexagon nut is thicker, which is mostly used in the occasions when installation and disassembly are often required.Hexagon thin nut thickness m is thin, is used to be connected parts of the surface space is limited occasions

Name Hexagon nut
Size M6M8M10M12M14M16M18M20M22M24M27M30
Grade 4.8
Standards GBDINISOANSI/ASTM
Material Carbon steel
Surface Black oxide,zinc plated(white),hot dip galvanized or according to customers’ requirement
Usage Steel structures, multi -floor,high -rise steel structure, buildings, industrial buildings, high -way, railway, steel steam,tower,power station and other structure workshop frames
Samples Samples are free.
Delivery time  7-15 days

06 07 08 09


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