NA 003

DIN Standards Committee Valves

About NAA

The scope of the DIN Standards Committee Valves (NAA) includes the national, European and international standardization of valves/fittings as defined in DIN EN 736-1. In particular, the principles for

  • basic standards,
  • product standards
  • and performance standards

for industrial and building valves/fittings are covered by the DIN Standards Committee Valves.

The following are not included in the scope: standardization of

  • pipe fittings (e.g. flanges and connection thread),
  • fire extinguisher valves/fittings (except hydrants),
  • gas cylinder valves,
  • valves for use in refrigeration technology.

How is NAA composed?


DIN e. V.

Jan Dittberner

Am DIN-Platz
Burggrafenstraße 6
10787 Berlin

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New projects
Document number Begin Title
DIN 35913 2023-11-24 Level-controlled shut-off valves in drinking water installations - requirements and tests More  Comment 
DIN 3450 2023-10-09 Industrial valves – 3-way-valves – Marking of flow direction, position and construction type More  Comment 
DIN ISO 5115 2023-09-26 Industrial valves — Part-turn valve actuation More  Comment 

All projects  

Current Draft Standards
Document number Edition Title
DIN EN 18021 2023-11 Sanitary tapware - Measurement of functional performance of taps and showers; German and English version prEN 18021:2023 More  Read draft and comment

All draft standards  

New publications
Document number Edition Procedure Title
ISO 5115 2023-11 Standard Industrial valves - Part-turn valve actuation More  Order from Beuth Verlag
DIN 3227 2023-10 Standard Valves for potable water supply in buildings - Angle service valves - Requirements and tests More  Order from Beuth Verlag
DIN EN 17821 2023-09 Standard Building valves - Frost resistant taps for outdoor use (FRT) - General technical specification; German version EN 17821:2023 More  Order from Beuth Verlag

All publications