ASME B18.2.1, DIN 933, DIN 931, GOST 7798-70

Марки стали:

ASTM A193/A320 - B6, B7, B7M, L7, L7M, B16, L43, B8, B8M, B8T, B8C, B8R, B8S, ASTM A453, A286 - 660A, 660B, 660C, 660D, UNS S32760 / ASTM A182 F55, Alloy 718, Alloy 625, Alloy 925, MONEL 400, MONEL 500, DUPLEX, SUPERDUPLEX, ASTM F467, ASTM 468, Кл.пр. 4.8, 8.8, 10.9, 12.9


Is the most popular threaded connecting fastener, which is a metal product of a cylindrical shape with a rolled thread. In this case, the screw-bolt’s thread can be either a standard step, or reduced or increased. The bolts can be hexagonal and round, used in conjunction with screw nuts and washer kits in various industrial and construction industries to connect parts.