BS EN ISO 14114. Gas welding equipment. Acetylene manifold systems for welding, cutting & allied processes. General requirements Gas-welding equipment, Welding equipment, Manifolds, Acetylene, Thermal cutting equipment, Thermal cutting, Gas cylinders, Design, Testing, Gas supply, Pressure testing, Hydraulic pressure, Pressure pipes, Flexible pipes, Leak tests, Marking, Instructions for use, Handbooks, Fluid equipment components, Gas valves, Pressure regulators, Safety valves, Valves, Safety devices