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Hebei Huayang Steel Pipe Co., Ltd is one of the largest ERW and LSAW steel pipe manufacturer in Northern China, established in 2005, which is an ISO9001:2008 Length 250mm-12000mm Wall Thickness 0.5mm-16mm Outer Diameter 20mm-610mm Good Quality Q345 Steel Weld Pipe Sch40 Carbon Steel Pipe Q345 black ERW steel pipeGood Quality Q345 Steel Weld Pipe Sch40 Carbon Steel Pipe Erw Welded Black Round Pipe , Find Complete Details about Good Quality Q345 Steel Weld Port Tianjin, China Type Welded Production Capacity 1200tons/Month Bulk-buy ERW Q195/Q235/Q345 Steel Pipe Hollow Section Q345 black ERW steel pipeBulkbuy ERW Q195/Q235/Q345 Steel Pipe Hollow Section Square/Rectangular Steel Pipes /Galvanized Steel Pipe price compari, get China ERW

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