Main products: flat washers, galvanized flat washers, hot-dip galvanized flat washers, high-strength flat washers, lock washers, hexagonal bolts, galvanized bolts, hexagonal nuts, galvanized nuts, high-strength bolts, high-strength nuts, steel Structural nuts, large hexagonal head high-strength bolt connection pairs for steel structures, torsion-shear high-strength bolt connection pairs for steel structures, spring washers, galvanized spring washers, tower bolts, hot-dip galvanized bolts, welding nails, hexagonal cylindrical head screws , hexagon socket head screws, hexagon socket countersunk head screws, pins, flat head pins, rivets, iron rivets, flat head rivets, hexagon head rivets, anti-theft nuts, carriage bolts, type bolts, type bolts, type hoops, footings Bolts, plow point wire, highway guardrail wire, bullnose wire, profile bolts, bolts for profile grooves, expansion bolts, expansion hooks, chemical anchor bolts, vehicle repair bolts, double-head bolts, single-head bolts, flat keys, square keys, Semi-circular keys, key strips, finished keys, elastic cylindrical pins, round nuts, oil plugs, oil plugs, circlips, hole clamps, belt bolts, hook bolts, elevator expansion, connecting nuts, road spikes, square road spikes, Square oblique pad, square pad, steel mold card, mountain-shaped card, mountain-shaped mother, step by step, wall wire, pull tab, opposite pull tab, rotating fastener, butt fastener, right-angle fastener, jacking bracket, butterfly Buckle, reamed hole bolt, back pin, cotter pin, lifting eye, lifting nut, nylon lock nut, nylon lock nut, countersunk head tenon bolt, backstop pad, square head bolt, clamping, open turnbuckle, Steel hinge chuck, shackle, screw, full thread, full thread, tooth rack, implosion, pull explosion, internal expansion, internal expansion nut, vertical switch, rack track starter, hydraulic track starter Machine, hydraulic vertical bending machine, hydraulic horizontal bending machine, fan wire, goose egg wire, bucket wire, ingot wire, cap nut, articulated bolt, foot nail, spring switch, foot-operated spring switch, opener Slot nuts, mine car springs, twist anchors, left-hand anchors, right-hand anchors, wood screws, double rib wires, welding nuts, pallets, fishtail wires, hand drills, shoulder tops, rail clamps, swivels, Three links, chains, flange nuts, flange bolts, fishplates, plum blossom wires, ladder screws, extra large bolts, extended bolts, special-shaped bolts, butterfly nuts, cylindrical pins, tapered pins, fastening nuts, Copper oil nozzles, aluminum rivets, T-shaped wires, rivet nuts, drill tail wires, etc. Customize various high-strength, high-difficulty, special-shaped bolts, special-shaped mothers and various special-shaped parts according to customer requirements or drawings and samples.
Steel structure torsion-shear type high-strength bolt connection pair