High-strength steel plate refers to the grade Q420 steel, which has high strength, especially in the normalized or normalized and tempered state, and has high comprehensive mechanical properties.
Mainly used for large ships, bridges, power station equipment, medium and high pressure boilers, high pressure vessels, rolling stock, hoisting machinery, mining machinery and other large welded structures. One of the key areas is the application in the body. In order to improve the bearing quality of the car, reduce the cost of automobile manufacturing, and reduce fuel consumption, the application of high-strength steel plates in domestic and foreign automobile manufacturing is increasing, and the manufacturing process of frame parts A big change from the original mass production process. It is mainly used to manufacture structural parts such as automobile beams, beams, transmission shafts and car chassis parts.
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