DIN EN ISO 5172:2015-12 Gas welding equipment - Blowpipes for gas welding, heating and cutting - Specifications and tests (ISO 5172:2006 + Amd 1:2012 + Amd 2:2015); German version EN ISO 5172:2006 + A1:2012 + A2:2015
2015DIN EN ISO 5172:2015-12 Gas welding equipment - Blowpipes for gas welding, heating and cutting - Specifications and tests (ISO 5172:2006 + Amd 1:2012 + Amd 2:2015); German version EN ISO 5172:2006 + A1:2012 + A2:2015
2015DIN EN ISO 5172:2015 Gas welding equipment - Blowpipes for gas welding, heating and cutting - Specifications and tests (ISO 5172:2006 + Amd 1:2012 + Amd 2:2015); German version EN ISO 5172:2006 + A1:2012 + A2:2015
2012DIN EN ISO 5172:2012 Gas welding equipment - Blowpipes for gas welding, heating and cutting - Specifications and tests (ISO 5172:2006 + Amd 1:2012); German version EN ISO 5172:2006 + A1:2012