... DINEN 10210,DIN EN 10219,ASTMA500,GB/T 3094-2000,GB/T 6728-2002,GB/T178-2005,JISG3466,ASTM-A53.BS1387 ... ,JIS-G3444,GB/T3091-2001(2)Material: 20#,Q195,Q235, ... in bundles(7)Surface: Bared, Galvanized, Oiled, Color Paint, 3PE; Or Other Anti-corrosive TreatmentWe can produce other ... ) com .waiting for your kindly rely . thanks Q195/ Q235B /Q 345 Black Square Pipe /Square pipe