1.Chemical pump impeller 2. Material CD4MCU,316S.S.,304S.S.,A20 3. ... service 5. ANSI standard Our product range:1.Material: abrasion-resistant steel, refractory steel, bronze, cast iron, cast steel, stainless steel ... , polishing, machining, plating, heat treatment etc.4.Application: mining equipment, pump & valve, ship building industry, heavy machinery, engineering machinery, water treatment ...