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Technical Glossary

European and International standards

DIN: Deutsches Institut für Normung (German Institute for Standardisation).

EN: European standards.

DIN EN 1044: specific European standard for brazing alloys.

DIN EN 1045: specific European standard for brazing fluxes.

DIN EN 12797: specific European standard for destructive tests of brazed joints.

DIN EN 29454-1: specific European standard for brazing fluxes.

ISO 3677: International Standard for the standard of filler metals for brazing (only those that do not incorporate flux).

ISO 17672: International Standard for the standard of filler metals for brazing.

REACH-494 pdf-icon: European standard that prohibits the use of cadmium in brazing alloys from the year 2012.

RoHS: Restriction of Hazardous Substances Directive.

Company names

AWS: American Welding Society (A5.8 technical specifications for the brazing filler).

DVGW: Deutscher Verein des Gas und Wasserfaches e.V.  (German association of gas and water).

Products and Tools

E 295:

  • E= steel for mechanical engineering
  • 295 = unit load in MPa yield strength

S 235:

  • S= structural steel
  • 235 = unit load in MPa yield strength

EXOGAS: generator that produces a controlled atmosphere containing

  • CO2
  • CO
  • H2
  • H2O with N2