1 ¼” ball valve and possibly 2 each of a 3” ball valve or gate valve that have metal seats and meets NACE MR0175 SPECIFICATION FOR SOUR GAS SERVICE.

For a valve test bench we are looking for ball valves to be installed in the filling pipes with as big as possible open flow path.

1" CS (150# class - DP: 1900kPa) instrument gas strainer need to be replaced, what would be the best option of strainers (preferably flange-flange type) available?

oes anyone have a definitive reference for the required tap depth for a 3/8" NPT port.I understand from reading on here the tap depth is not usually called out.

Can the ANSI/FCI 70.2 (IEC 60534-4) control valve seat leakage classes be applied to ball valves?

I need a valve for controlling the flow of drilling cuttings. I can't use a ball valve cause it will block up with drilling cuttings.

Ball valves fail because the seat "extrudes" when we close the valve on 150# saturated steam service. When closing the valve, the ball lip graps part of the seat and deforms seat, not letting valve c

In a pressure relief with a set point at 50 psig and I was looking at using a rupture disk as an alternative to a spring seated design.