OEM Gray Iron Pump Component 1) OEM Service 2) Prompt Delivery 3) Strict Quality Control OEM Gray Iron Pump Component1. Material: The OEM pump components are made of gray iron. 2. Standard: DIN, ASTM,BS, JIS etc.3. Weight Range : 0.05kg - 5000kg.4. Dimension Range: 3mm - 3000mm5. Moulding Process: The green sand casting, resin bonded casting, compression casting, investment casting, which are ...