Steel Plate, Steel Coil, Carbon Steel manufacturer / supplier in China, offering API 5L Grade B Sch 40 A106 Carbon Sch80 Seamless Steel Pipe for Oil and Gas, ASTM A106 /A53 Gr. B Seamless Carbon Steel Pipe Welded Carbon Steel Pipe Spiral Carbon Steel Pipe, ASTM A106 /A53 Gr. B Carbon Seamless Steel Pipe for Building Construction and so on.
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