... ,HK,Taiwan,Japan NameStainless Steel pipeStandardASTM A554, A249, A269 and A270, A312,A778Material Grade201 ( Ni 0.8%),202 ... extended test, water pressure test, crystal rot test, heat treatment, NDT Chemical Composition of Material Material Composition201202304316430C≤0. ... tube,industrial tube,steel pipe,stainless steel sheet,stainless steel tube,stainless steel pipe,stainless steel coil,stainless ...