Prevail Casting Pvt. Ltd. Is the manufacturer of Pump Parts. Prevail Casting Pvt. Ltd. Is an ISO 9001: 2000 certified company. The Pump Parts include investment castings used in chemical and oil industries. These are made of stainless steel or super alloys. The different types of pump parts are castings for pump impeller, pump casing, pump cover, diffuser, mechanical seals etc. The smooth surface finish with investment casting offers highest efficiency.