Cobalt Alloy 20 Valve Balls Price,API Cobalt Based Alloy Valve Balls
1. Product Name:cobalt alloy 20 Valve Balls
2. Material Grade:cobalt alloy 20
3. Size:Customer's Drawings
4. Hardness:HRC52-60
5. Production process:Investment Casting
6. Related industry:Oil&gas Industry
7. Features:High Wear and Corrosion Resistance
8. Chemical Composition:
Composition (%) | C | Si | Mn | Cr | Ni | S | P | Mo | W | Fe | Co | Hardness |
cobalt alloy 20 Balls | 2.30-3.00 | ≦1.5 | ≦1.0 | 31.0-36.0 | ≦3.0 | ≦0.04 | ≦0.04 | ≦1.0 | 16.0-19.5 | ≦3.0 | Bal. | HRC:52-60 |
9. Product Details Picture: