Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa) (ISO 2503:2009 + Amd 1:2015) (consolidated version)
Gas welding equipment - Materials for equipment used in gas welding, cutting and allied processes (ISO 9539:2010 + Amd.1:2013); German version EN ISO 9539:2010 + A1:2013— 12 стр.