... professional and strictly producing control system on stainless steel products as below:1.stainless steel coil1).Grade:304,304L,304H,309S, ... ASTM, EN ,BS,GB,DIN, JIS etc.. 2.Stainless Steel Plate 1).Grade:304,304L,304H,309S,310S,316,316L ... , ASTM, EN ,BS,GB,DIN, JIS etc. 4.Stainless Steel Tube / Pipe 1).Diameter: 2mm~2000mm 2).Length: 2500mm ... , ASTM, EN ,BS,GB,DIN, JIS etc. secondary stainless steel coil