... :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 ... specifications according to customers' requirements. 5) Scope of applications: for use in the petroleum, smelting, foodstuff, power,papermaking, chemical, ...