Acoustics - Measurement of the in situ sound attenuation of a removable screen (ISO 11821:1997); German version EN ISO 11821:1997
Edition 1997-08

Calculation of load capacity of cylindrical gears - Part 6: Calculation of service strength
Edition 1994-12

Thermal acceptance tests of steam turbines
Edition 1975-02

Reciprocating internal combustion engines - Safety requirements for design and construction of engines for use in potentially explosive atmospheres - Part 1: Group II engines for use in flammable gas and vapour atmospheres; German version EN 1834-1:2000
Edition 2000-03

Prestressed concrete pressure pipes, cylinder and non-cylinder, including joints, fittings and specific requirement for prestressing steel for pipes; German version EN 642:1994
Edition 1994-12

Displacement compressor; thermodynamic acceptance and performance test
Edition 1980-11

Heat exchangers - Methods of measuring the parameters necessary for establishing the performance; German version EN 306:1997
Edition 1997-07

Measurement of the electrical properties of microwave tubes; part 4: magnetrons
Edition 1981-07

Acoustics - Measurements on silencers in situ (ISO 11820:1996); German version EN ISO 11820:1996
Edition 1997-04

Petroleum and liquid petroleum products - Calculation of oil quantities - Part 2: Dynamic measurement (ISO 4267-2:1988); German version EN ISO 4267-2:1995
Edition 1996-12