High-hardness bolts can be customized Galvanizing bar

High-hardness bolts can be customized Galvanizing bar

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Bolts made of high-strength steel or requiring greater pretension are called high-strength Bolts. High-strength bolts are used to connect bridges, rails, high-pressure and ultra-high-pressure equipment. The fracture of this kind of bolt is brittle fracture. High-strength bolts used in ultra-high pressure equipment need to be prestressed in order to ensure the sealing of the container.