... Length:1000-6000mm A335-P5 alloy seamless steel tube Product DescriptionAlloy pipe's usage: Oil pipe line, oil natural gas, industrial gas, water ... transportationFeatures:1) Commodity: Seamless and welded austenitic stainless steel pipes2) Process method ... : Seamless 10#,20#,35#,45#,20G,40Cr,,16Mn-45Mn,27SiMnseamless steel tube