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1.Products specification 1) Large Diameter Carbon Seamless Steel Pipes OD: 3"...
1.Products specification 1) Large Diameter Carbon Seamless Steel Pipes OD: 3"-42"...
Hebei Zhonghai Steel Pipe Manufacturing Co, .Ltd professionally producing: 1) Large ...
China Hebei Zhonghai Steel Pipe Manufacturing Co, .Ltd is one of the best professiona...
Hebei Zhonghai Steel Pipe Manufacturing Corporation established in 1997 . It is locat...