... , GB4.Certification;ISO,TUV1.Grade: 301,301L,304,316,316L,409,410S,410,420J1,420J2,2205,ect2.Thickness:0.15-8 ... steel plate,stainless steel sheet Standard ASTM A240,GB/T3280-2007,JIS4304-2005,ASTM A167,EN10088-2-2005,etcMaterial310S,309S,316L ... ,317L,321,347H,304,304L,301,302,201,202,405,409,410,410S,420,430,etcSurface2B,BA,NO.1,NO.4 ...