You are currently viewing Important Facts: Quiz on Valves in PMS II 7 MCQs with Explanations

Important Facts: Quiz on Valves in PMS II 7 MCQs with Explanations

I. Valve End Connections

What type of ends are specified for valves with a size up to 2″?

II. Dual Plate Check Valves and Butterfly Valves

What type of connection is recommended for Dual Plate check valves and butterfly valves up to 24″?

III. Face to Face / End to End Dimension

What standards should the Face to Face / End to End dimension of valves conform to?

IV. Valve End Connections

What should the flange/weld ends of the valve be in accordance with?

V. Pressure-Temperature Rating

What standard is referenced for the pressure-temperature rating of flanged and butt-welding end valves?

VI. Valve Body Wall Thickness

What should be the wall thickness of the valve body at different locations as per ASME B16.34?

VII. Valve Service Class for Hydrogen

What type of ends are specified for valves in 900#-and above Hydrogen service class?

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