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GB Hex Nut

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading gb hex nut manufacturers and suppliers in China, welcome to buy gb hex nuts, gb standard hex nut from our factory and company. GB hex nut is widely used, mainly in the field of machinery and equipment, construction, automobile,...

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Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading gb hex nut manufacturers and suppliers in China, welcome to buy gb hex nuts, gb standard hex nut from our factory and company.

GB hex nut is widely used, mainly in the field of machinery and equipment, construction, automobile, railway and other industries. Nut mechanical property has grade 4, grade 6, grade 8 and grade 10. GB hex nut covers the dimensional requirments of metric series hex nut. The common standard of GB hex nut is GB6170/6175. It includes normal hex nut and heavy hex nut. The size from M3-M64 diameter. 

Standard

Grade

Finsh

GB6170/6175 hex nut

4

white zinc
yellow zinc  black oxide
H.D.G
Dacromet
...

6

8

10

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