DIN EN ISO 2503:2015
气焊设备,300巴(30MPa)以下的焊接,切割和相关工艺中使用的气体瓶的压力调节器(ISO 2503-2009+Amd 1-2015);德文版本EN ISO 2503-2009+A1-2015

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) (ISO 2503:2009 + Amd 1:2015); German version EN ISO 2503:2009 + A1:2015



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