Gas welding equipment - Blowpipes for gas welding, heating and cutting - Specifications and tests (ISO 5172:2006); German version EN ISO 5172:2006— 54 стр.
Safety devices against backflow for the application of gases of public gas supply, of air and oxygen up to an overpressure of 0,1 bar, not protected against flashbacks; safety requirements; testing— 4 стр.
Gas welding equipment - Oxygen/fuel gas blowpipes (cutting machine type) of cylindrical barrel - Type of construction, general specifications and test methods; German version EN 874:1995— 15 стр.
Gas welding equipment - Oxygen/fuel gas blowpipes (cutting machine type) of cylindrical barrel - Type of construction, general specifications and test methods; German version EN 874:1995— 15 стр.