API standard valve balls and seats are kind of wear parts for sucker rods pump in extracting oil. A ball and a seat are pairly used for sealing the pump. General speaking, the hardness of seat is a little bit softer than the ball. And the seat will be wear faster than ball. It will match the sealing face when they are at work.
API standard valve balls and seats are kind of wear parts for sucker rods pump in extracting oil. A ball and a seat are pairly used for sealing the pump. General speaking, the hardness of seat is a little bit softer than the ball. And the seat will be wear faster than ball. It will match the sealing face when they are at work.
We provide both blank and finishing parts.
