steel casting features: 1. Material: stainless steel 304, 316 ,309,310,312,314 and so on , 2. Standard: JIS, DIN, ASTM ... ,BS etc. AISI304/AISI316/AISI302/AISI309/AISI310 etc steel casting, Stainless steel corrosion-resistant, heat-resistant cast steel: ... ,314 and so on , 2. Standard: JIS, DIN, ASTM, BS 3.crafts:investment casting,silicon sol casting 4.CNC lathe ...