... .Surface:400,600,hairline,2B 3.Standard Steel Welded Pipe for Handrail SpecificationsStainless Steel Welded Pipe for Handrail 1.Grade: 304, 201 series 2 ... 3.Standard : AISI,ASTM,GB, Stainless Steel Welded Pipe for Handrail Description FOSHAN Fudiduo stainless steel Co.,Ltd has expertise in manufacturing 201 ...