API RP 11V2 - Gas-lift Valve Performance Testing
March 1, 2001 - API

Test site recommendations (Section 3): This section outlines the equipment needed for testing valves to determine the following: a. Valve flow coefficients (Cv). b. Pressure drop ratio factor (Xt). c. Gas-lift valve performance curves. Gas-lift valve probe tests...

API SPEC 14A - Specification for Subsurface Safety Valve Equipment
January 1, 2015 - API

This specification provides the requirements for subsurface safety valves (SSSVs), and the secondary tools as defined herein necessary to operate the features included within them, including all components that establish tolerances and/or clearances that may affect performance or...

SAE AS1225 - Oxygen System Fill/Check Valve
December 1, 1997 - SAE

This SAE Aerospace Standard (AS) defines minimum standards of design, construction, and performance for two types of permanently installed, high pressure 12,800 kPa (1850 psig) and 13,800 kPa (2000 psig) oxygen system cylinder fill valves used in commercial aircraft. Refer to Purchaser's...

ISA RP75.23 - Considerations for Evaluating Control Valve Cavitation
June 2, 1995 - ISA

This recommended practice is intended for control valves used in the control of process fluids and is not intended to apply to fluid power components. The reader and user should be familiar with fluid mechanics fundamentals and ISA standards ANSI/ISA S75.01 and ANSI/ISA S75.02...

FMAPPROVAL 7400 - Liquid and Gas Safety Shutoff Valves
November 1, 2016 - FM

This standard sets performance requirements for liquid and gas safety shutoff valves, fire safe (class 7440) and non-fire safe (Class 7400), used in the supply lines of commercial and industrial burners as well as in ignitable liquid piping systems. Safety shutoff valves are intended...

IEC 60534-8-4 - Industrial-process control valves – Part 8-4: Noise considerations – Prediction of noise generated by hydrodynamic flow
September 1, 2015 - IEC

This part of IEC 60534 establishes a method to predict the noise generated in a control valve by liquid flow and the resulting noise level measured downstream of the valve and outside of the pipe. The noise may be generated both by normal turbulence and by liquid...

BS 5944-4 - Measurement of Airborne Noise From Hydraulic Fluid Power Systems and Components Part 4. Method of Determining Sound Power Levels from Valves Controlling Flow and Pressure
March 30, 1984 - BSI

Describes procedures for the determination of sound power levels of a hydraulic fluid power valve under controlled conditions of installation and operation, suitable for providing a basis for comparing the noise levels of valves.

GME 06100 - Valve Springs
June 1, 2012 - GME

This specification is applicable to all valve springs, ready for installation, which are manufactured from alloy spring steel. Mission / Theme. Not applicable. Classification. Not applicable. Note: Nothing in the specification, however, supersedes applicable laws and regulations unless a...