Stainless seamless steel pipe with American standard, Germany standard, Japanese standard and so on with a wide range. Carbon Steel Seamless PipeStandardANSI,ASTM ,API,DIN,GB,JISMaterialA106 Gr A,B,A53 Gr B,A333 Gr 6,A335 P11,A335 P22,TP304,TP321,TP316,TP304L,TP316L,A335 P5,ST37,ST35.8,ST52,1.0309,OD1/4"-40",13mm-1000mmWT SCH5,SCH10,SCH20,SCH40,SCH60,SCH80,SCH100,SCH120,SCH160, ...