... 304,304L,321,316L,310S,317 TP304 Industrial stainless steel pipe Name of product TP304 industrial stainless steel pipeSizeOD: 6mm-630mm; ... drawn, cold rolled, hot rolledApplicationPetroleum, chemical industry, exchanger pipe, boiler pipe,fluidtransportation and so onCertificateMTC, ISO, SGS, any third party ... 35%≥35%Hardness(HV)<253<253<200<200 TP304 Industrial stainless steel pipe