2019DIN EN ISO 5171:2019-09 Gas welding equipment - Pressure gauges used in welding, cutting and allied processes (ISO 5171:2019); German version EN ISO 5171:2019 / Note: DIN EN ISO 5171 (2010-07) remains valid alongside this standard until 2020-02-29.
2019DIN EN ISO 5171:2019 Gas welding equipment - Pressure gauges used in welding, cutting and allied processes (ISO 5171:2019)
2017DIN EN ISO 5171:2017 Gas welding equipment - Pressure gauges used in welding, cutting and allied processes (ISO/DIS 5171:2017); German and English version prEN ISO 5171:2017
2010DIN EN ISO 5171:2010 Gas welding equipment - Pressure gauges used in welding, cutting and allied processes (ISO 5171:2009); German version EN ISO 5171:2010