High strength steel plate-Q460C/Q550D/Q690D

High strength steel plate-Q460C/Q550D/Q690D :High strength steel plate (high-strength plate) refers to the grade Q460,

 Q550,Q690,Q890，

 High strength, especially in the state of normalizing or normalizing and tempering, with high comprehensive mechanical properties.

High strength steel plate-Q460C/Q550D/Q690D:

 Mainly used for large ships, bridges, power station equipment, medium and high pressure boilers, high pressure vessels, locomotives and vehicles, lifting machinery, mining machinery, and other large welded structural components.