Cobalt Alloy Valve Balls
What’s the material of your valve seats?
It’s the CoCrW alloy, which is usually called stellite alloy.
Materials of S21 valve balls – Cobalt Chrome Alloy:
Excellent wear and corrosion resistance even at high temperature up to 800℃
Description of valve ball and vale seat for sucker rod pumps in oilfield
1. Valve balls and valve seats are widely used in oil fields.
2. Valve Ball and Seat performance directly affects the use effect and service life of the sucker rod pumps.
3. Each ball-and-seat combination is vacuum tested to ensure a perfect seal is obtained in all positions of contact.
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