BSI - BS 341-1
Specification for Valve fittings For compressed gas cylinders Part 1: Valves with taper stems (excluding valves used for breathing and medical purposes)
|Publication Date:||17 October 1962|
|ICS Code (Pressure regulators):||23.060.40|
Essential mechanical properties of steel, bronze, brass for gas cylinder valves. Thread dimensions for three sizes of standard valve stems, three special sizes of stem in current use. Dimensional drawings for valve outlet threads, connectors for most gases; list of these gases.