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Steel Structure Bolts

Size
Material
Grade

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Standard

Steel Structure Bolts

GB5783
In addition to the above standard products, we also provide customized products.

Strength

Grade 8.8,10.9,12.9,ANSI Grade 5,8.

Surafce

Black, blue and white zinc, waxed, dacromet, black zinc, natural color oil immersion, nickel plating, color zinc, hot-dip galvanized, color zinc (trivalent) chrome plating, white zinc, phosphating, zinc-nickel alloy, natural color , Dacromet, 500A pickling yellow, tin-plated, blackened with oil + anti-fall silver plating.