Stellite 20 Valve Balls,Cast Cobalt Valve Ball and Seat

Stellite 20 Valve Balls,Cast
November 26, 2020
Category Connection: 텅스텐 합금 제품
Cast Cobalt Valve Ball and Seat
The valve balls are made of Cobalt-chromium Alloy 20 and valve seat are made of Cobalt-chromium Alloy 3 . They are a good team to resist the wear and corrosion issue in oil and gas pimping process .