PPGI/PPGL, Silicon Steel, Hot Rolled Steel manufacturer / supplier in China, offering Cold / Hot Rolled Seamless /Galvanized Steel Pipe Precision Steel Pipe, Hot Rolled Carbon /Seamless Steel Pipe API 5L for Oil and Gas, ASTM A615 Gr40 Gr60 HRB335 HRB400 HRB500 ASTM Concrete Deformed Steel Rebar and so on.
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