... :stain,mirror 4.Certificate:ISO,SGS 5.Standard:AISI,ASTM,EN,DI 1.Name:Stainless steel handrail 2.Grade:200,300,400series201 (1Cr17Mn6Ni5N)202 ... ,3Cr13,Y3Cr13,3Cr13Mo,4Cr13) 430 (1Cr17,Y1Cr17) 431 (1Cr17Ni2) 3.Standard: GB/T14975-2002,GB/T14976-2002,GB/T13296-91ASTM /AISIDINJIS ... .We are a big factory that specilize the production of stainless steel .Such as angle bars,flat bars,square bar,hexagonal bar ...