One DCS supplier refers to the DCS output indication as implied valve position.

To control the downstream temperature of a JT valve by opening or closing the valve itself.

Ocassionally, I have a coil which shorts to the solenoid tube and burns a hole through it. Insulation failure is usually down to either bad manufacturing, vibration, or to high temperature.

Using odorised natural gas at 550 - 700 kPa to power a pneumatic style, spring return, piston actuator.

We currently specify Waukesha metal 88 as the core and stainless steel T316L as the body (cast). What other materials would be a good alternative for the core?

Commercially available coupler that I can use on 2"npt thread (internal and external) for my hydro shell test at 7500psi and a gas closure test at 80-100psi?

My process engineer requested a low pressure check valve with a differential pressure of 0 kg/cm2 on a line that goes from a tank to a wet flare header.

The data sheet for a choke valve. I know the fluid (gas) and the pressures of inlet and outlet. I have to give CV values required and the mass flow rate.