Stellite Alloy 3 Valve 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 Alloy now .
The valve balls are made of Stellite Alloy 20 and Stellite Alloy 3 Valve Seatare made of Stellite Alloy 3 . They are a good team to resist the wear and corrosion issue in oil and gas pimping process .
|Stellite Alloy 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 Alloy 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|
Production Process—Powder metallurgy
Mixing powder – Pressing – sintering – machining
Cobaltalloy.net guarantee the balls roundness and accuracy, also the tightness of Stellite 20 Ball and Stellite Alloy Valve Seat.