<input id="uauy4"></input> Guangzhou Steel teach you: installation of steel structures for connector inspection requirements
High strength steel connection hexagon bolt connection deputy, torsional shear type high strength bolts, steel grid with high strength bolts, common bolts, rivets, self-tapping screw, rivet, nail, riveting bolt (mechanical type and chemical reagent type), anchors and other standard parts and fastening nuts, washers and other standard accessories, the species, size, performance should be consistent with existing national product standards and design requirements. High strength large hexagon head bolts connecting deputy and torsional shear type high strength bolts connecting deputy factory inspection reports should be with the tightening torque coefficient and axial force (pre-tension) were with me. Guangzhou Steel
QR code of public account
<input id="uauy4"></input>