... steel round pipe 1.Section:Round,Square,Rectangular or other 2.Standard:ASTM,DIN,EN,JIS,AISI,BS Product Specifications: 1PRODUCT316 Stainless steel ... ,ASTM TP347H,SUS301, SUS304, SUS304L, SUSTP304,SUS TP304L,SUS309S, SUS310S, SUS316,SUS316L, SUSTP316,SUS TP316L ,SUS317L,SUS 321,SUS TP321,SUS321H ...