NA 060

DIN Standards Committee Mechanical Engineering

DIN 21614 [CURRENT] references following documents:

Document number Edition Title
DIN 21603 2009-10 Auxiliary ventilation for mining - Sheet steel ventilation ducting with collars and loose flanges More 
DIN 21613 2009-10 Auxiliary ventilation for mining - Steel sheet connectors with flange and shoulder More 
DIN 21615 2009-10 Auxiliary ventilation for mining - Sheet steel reducers with flange and shoulder More