... The standard will be ASTM, JIS, EN, BS, GB, DIN and etc.Material will be 304, 321, 316L, 347L, 310S, ... 904l, 430, 410 and etc.Manufacturing engineering including hot rolling, cold rolling, hot expandLow ... such as petroleum chemical industry, fertilizer, papermaking, printing and dyeing and atomic energy industry with equipment corrosion resistant steel.Abrasive style: ...