ISO 2503:2009/AMD 1:2015 | 15 Apr 2015 | BSI Knowledge
Standard
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ISO 2503:2009/AMD 1:2015
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)
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Access the British Standard
For organisations operating in or with the UK, BSI recommends purchasing the adopted British Standard.