Oprema za gasno zavarivanje – Regulatori pritiska i regulatori pritiska sa uređajem za merenje protoka za boce za gas koje se koriste kod zavarivanja, rezanja i srodnih postupaka do 300 bar (30 MPa) – Izmena 1
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)