INVESTMENT CASTINGS BY LOST WAX PROCESS. CARBON STEEL SAE - 1020, 1030, 1040, 4140, WCA, WCB, WCC, LCA, LCB, EN-8, EN-9, EN-36 AUSTENITIC STAINLESS STEEL CF8 , CF8M , CF3 , CF3M, CF8C, CF8 (NM), CF3M (NM), CK-20, CN-7M (Alloy 20) MARTENSITIC STAINLESS STEEL 410 (CA-15) , 420 (CA-40), 431, 440C DUPLEX STAINLESS STEEL CD-4MCu, CD-4MCuN, CD3MCuN, CE3MN,CD3MN PH STAINLESS STEEL CB7Cu-1 (17-4PH), CB7Cu-2(15-5PH) SUPER ALLOYS HAST- B, HAST-C,HAST-B3, STELLITE-6, STELLITE-3, CZ- 100, Monel NON-FERROUS MATERIALS ALUMINIUM BRONZE, BRASS, GUN METALS [ALL GRADES]