... ,600,hairline,2B 3.Standard Steel Welded Pipe for Handrail SpecificationsStainless Steel Welded Pipe for Handrail 1.Grade: 304, ... AISI,ASTM,GB, Stainless Steel Welded Pipe for Handrail Description FOSHAN Fudiduo stainless steel Co.,Ltd has expertise in ... steel in the world. Make our products your choice.Standard: ASTM,GB ,AISIType: WeldedSteel Grade: 201(1Cr17Mn6Ni5) ; 304(0Cr18Ni9)Surface: 600 grit ...