DS 521/Ret.1:1999
Rubber sealing rings for water and waste-water piping

Standard No.

DS 521/Ret.1:1999

Release Date

1999

Published By

Danish Standards Foundation

Latest

DS 521/Ret.1:1999

Scope

The standard specifies requirements and methods of test for solid rubber sealing rings for water and waste-water piping.

DS 521/Ret.1:1999 history

• 1999 DS 521/Ret.1:1999 Rubber sealing rings for water and waste-water piping
• 1989 DS 521:1989 Rubber sealing rings for water and waste-water piping