Oil Pump Used Drawing Made No.6 Piston Ring Cobalt Based Alloy Valve Seat
Stellite Valve Seat Brief Introduction:
Stellite valve ball and seat are very important parts of underground oil-well pump , they always show up together and cooperate very good , no better material can replace stellite now .
The valve balls are made of Stellite 20 and valve seat are made of stellite 3 . They are a good team to resist the wear and corrosion issue in oil and gas pimping process .
What is the Details of our stellite seat and ball?
Material : | Stellite –Grade 3 and 20 |
Process : | Powder Metallurgy , it is short for PM |
Hardness: | 53-59HRC |
Density : | 8.6-8.8 g/cm ³ |
Size : | Diameter 11-60 mm
|
Properties : | Wear and corrosion resistance, high temperature resistance |
Application : | Oil well pump components , wear and corrosion resistance parts |
Instructions : | Drawing made upon cutomers request |
Usage : | one balls with one valve |
Tolerance control : | turning or grinding surface , tolerance upon drawing |
Production lead time | Samples 10 days , normal order 30 days |
Production capacity : | 40,000pcs one month. |
Package : | carton or wooden case , pallet for export |
Stellite 3 Valve Seat Chemical composition :
Grade | C | Mn | Si | Cr | Ni | Mo | W | Co | Fe | P | S | Density (g/cm3) | Hardness (HRC) |
Stellite 3 | 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 | |
Stellite 20 | 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 |
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