Ball valve or otherwise a pair of saddle-ball made of stainless steel 95X18Sh.
At present, the plant produces BALL VALVES for deep-well sucker-rod pumps of all sizes, both according to the American API standard and the Russian GOST.
At the request of the customer, pairs are produced with hardness:
Ball at least 59 HB, saddle 52-56 HB.
Ball and seat at least 59 HB.