Shipbuilding steel pipe. GB T 5312 Carbon and carbon-manganese steel seamless steel tubes and pipes are mainly for ship use, also known as shipbuilding steel pipes. Under GB T 5312, there are mainly 5 steel grades grade 320, 360, 410, 460 and 490. Each grade covers three levels I, II, III.(plate) Shipbuilding Steel Plate (plate) Some results are removed in response to a notice of local law requirement. For more information, please see here.
Complete control over products allows us to ensure our customers receive the best quality prices and service. Your email address will not be published.