... advanced testing equipment. 3,competitive price . Specifications1)Commodity:welded Stainless Steel Tube 2))Material: 304,316L,304L,316,321,310S,etc ... -12m Welded Stainless Steel TubeMaterial Grade 304,304L,316 ,316L,321,310S and so on.Standard ASTM A312, A554, A249, A269 and A270.ect ... high temperature resistant, low temperature resistant, corrosion resistant and so on. 304 welded stainless steel pipe