... .2mm----12mm ( ERW )OD: 219mm----5000mm WT: 8mm----300mm ( Spiral Steel Pipe )·Material Standard and GradeASTM A53 Gr.B BS1387 Q195 Q215 ... Metric TonProducing Capability: 1500 Metric / One Month·Goods IN STOCKGalvanized Pipe, ERW Pipe, Spiral Steel Pipe, Square Steel Pipe, Rectangular Steel Pipe, Steel Plates, Steel Coils, Steel Bar,... prepainted galvanized steel pipe