... Grade:304/316L/321 Length:3-13m TP304 seamless stainless steel pipes Features:StandardASTM/AISI A213,A312,A269 ,A270 etc ... . typeAustenitic stainless steel pipe Material gradetp202,304,304l,310s,316l,317,321 ... foodstuff, power,papermaking, chemical, medical equipment, aviation, boiler heat-exchanger and other fields 6)Package: platic bags, strips, standard seaworthy ...