... casting and soluble glass precision casting2. Material: stainless steel casting, carbon steel casting, alloy steel casting3. Certificate: DIN, AISI, ASTM, BS, JIS, ect4. Heat Treatment, polishing ... , Machinery parts, hardware, construction parts, valve/valve parts.stainless steel castings, steel investment castings, stainless steel gear boxes, 304, 316, CF8, CF8M, CF4, CF4M, anti corrosion ...