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.
Manual blowpipes for welding, cutting and heating - Specifications and tests (ISO 5172:1995, including Amendment 1:1995); German version EN ISO 5172:1996— 28 стр.
Manual blowpipes for welding, cutting and heating - Specifications and tests (ISO 5172:1995, including Amendment 1:1995); German version EN ISO 5172:1996— 28 стр.