Gas cylinders. Residual pressure valves. Specification and type testing of cylinder valves incorporating residual pressure devices best-seller ISO 2540 covers only metric

ISO 2540 covers only metric dimensions

Such standardization is of benefit to many sectors of the automotive industry

The approach is normally applicable to organic substances that are soluble in the material matrix

It also covers testing for conformity evaluation

Such coatings

Gas cylinders. Residual pressure valves. Specification and type testing of cylinder valves incorporating residual pressure devices best-seller ISO 2540 covers only metric1 Scope This document specifies design, type testing and marking requirements for cylinder valves incorporating residual pressure devices, hereinafter referred to as residual pressure valves (RPVs). This document applies to the following types of RPVs: a) cylinder valves intended to be fitted to refillable transportable gas cylinders; b) main valves (excluding ball valves) for cylinder bundles; c) cylinder valves or main valves with integrated