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Selected Award 10.9 Grade high strength heavy hex head bolt for steel structures

10.9 Grade high strength heavy hex head bolt for steel structures
10.9 Grade high strength heavy hex head bolt for steel structures
Anhui Changjiang Fasteners Co., Ltd.
Industrial Equipment & Components
Large hexagon bolts for 10.9 high-strength steel structures are mainly used for fastening steel structures. High-strength large hexagon bolts have larger hexagonal heads than ordinary hexagonal heads and have thicker heads than ordinary ones. In addition, the large hexagon head high-strength bolts are first used with impact type electric wrenches or torque adjustable electric wrenches, and the final type must be torque type electric wrenches; the usual configuration is composed of a bolt, a nut, and two washers. Mainly used in the construction of bridges, railways, large venues, high-rise buildings, stations and airports, hydropower stations, large playgrounds, etc. The main specifications include: M16, M20, M22, M24, M27, M30, etc. The main length range is: 40mm-220mm. Product standard: GB / T 1228-2006 Surface treatment: zinc plating, phosphating, blackening, dacromet, etc.
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