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high strength bolt
We could make bolts according to ANSI/ASME, ASTM A325, ASTM A490, B18.2.1, DIN931, DIN933, DIN7990, JIS1180, GB5782, GB5783, GB/T1228~1231, GB/T3632, GB3077, etc.
The strength can range from 4.8 to 12.9.
The surface could be zinc plated, dacrotized, blacking and phosphorizated.
Each set of high strength bolt include one bolt, one nut and two washers. And the customers can either order sets of bolt or only bolts.
These sets of high strength hexagon bolts for steel structures can be used in the construction of bridges, railways, highways, biilers, industrial workshops, elevators, and other steel structures.
Thread Rod Thread Rods Thread Studs Thread Stud
Thread Studs, Thread Rod
Standard: GB/T 897-901
ASTMA 193/193M, A320/320M
Grade: 8.8S,10.9,2B,35CM, B7, B7M, L7, L7M