... ,XS,XXS Standard: ASTM,DIN,BS Material:ASTM A23 API anticorrosive steel pipe with good quality :anticorrosive pipeHigh quality,low price,multi ... API,GB,ectProcess: Cold Draen,Cold Rolled,EFW,ERW,Hot Rolled,SAW.and so on.Structure type: seamless pipe,straight steel pipe,square pipe,spiral pipe ... ,and so on.Package details: internatination packing in bundles API stainless steel anticorrosive steel pipe