astm a240 tp304 stainless steel coil Grades: 200 series modification, 304, 304L, 316, 316L Surface: No. ... & 300 series& 400 series 5).Standard:ASME, ASTM, EN ,BS,GB,DIN, JIS etc. 4.Stainless Steel Tube / Pipe 1).Diameter: 2mm~2000mm ... ).Grade: 200 series& 300 series& 400 series 6).Standard:ASME, ASTM, EN ,BS,GB,DIN, JIS etc. astm a240 tp304 stainless steel coil