... Material: hot dip square steel pipe 1.size:10*10mm-600*600mm2.thickness:0.5mm-60mm4.Satndard: BS1387,EN10219,ASTM A53, ASTM ... .Surface1. Bared , oiled , black painted or as customers’request2. Painting, caps, beveled edges, plain end,making, tread , or as ... packed in bundles, in loose or seaworthy packing , wrapped with steel strip or at sellers optionUsageConstruction, bridge, highway, machinery, and ...