Stellite Cobalt Base Alloy Series Engine Valve Guide Valve Seat Rings Valve Seats
Stellite 3 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 |
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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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