Oil Well Pump Cobalt Chrome Alloy Ball Valve Seats
Detailed Product Description
The valve balls are made of Oil Well Pump Cobalt Chrome Alloy Ball Valve Seats are made of Cobalt Chrome Alloy . They are a good team to resist the wear and corrosion issue in oil and gas pimping process
Cobalt, chromium and tungsten alloy with high corrosion and abrasion resistant properties. The ball hardness is HRC 58-61 and the seat hardness is HRC 52-56 and is essentially nonmagnetic
Features:High Resistance Against Corrosion & OxidationApplication:Industry
Product Name:Cobalt Base Valve Ball And SeatMaterial:Cobalt Alloy/Stellite
Material Grade:API V11Quality Control:100% Inspected
High Light:precision steel casting,cast cobalt alloys
Chemical composition :
Cobalt Chrome AlloyGrade | C | Mn | Si | Cr | Ni | Mo | W | Co | Fe | P | S | Density (g/cm3) | Hardness (HRC) |
Cobalt Chrome Alloy | 2.0-2.7 | 1.0 | 1.0 | 29-33 | 3.0 | 11-14 | Bal. | 3.0 | ≤0.03 | ≤0.03 | 8.55 | 51-55 | |
2.2-3.0 | 2.0 | 30-34 | 3.0 | 1.0 | 14-18 | Bal. | 3.0 | ≤0.05 | ≤0.05 | 8.65 | 53-59 |
Oil Well Pump Cobalt Chrome Alloy Ball Valve Seats Picture: