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SN EN ISO 1179-4
Connections for general use and fluid power - Ports and stud ends with ISO 228-1 threads with elastomeric or metal-to-metal sealing - Part 4: Stud ends for general use only with metal-to-metal sealing (type B) (ISO 1179-4:2007)
Edition
2008-08
SN EN ISO 6149-3
Connections for hydraulic fluid power and general use - Ports and stud ends with ISO 261 metric threads and O- ring sealing - Part 3: Dimensions, design, test methods and requirements for light-duty (L series) stud ends (ISO 6149-3:2006)
Edition
2007-08
DVGW W 400-1
Technical rules for water supply systems - Part 1: Design
Edition
2015-02
DVGW G 441
Shut-off Valves for Maximum Operating Pressures up to 100 bar for Gas Infrastructure - Examples of Use, Operation and Maintenance
Edition
2023-03
DVGW-Information Gas Nr. 30
Randbedingungen zum technischen Betrieb von Gasversorgungssystemen bei großflächigen Versorgungsengpässen
Edition
2023-08
SN EN ISO 6149-2
Connections for hydraulic fluid power and general use - Ports and stud ends with ISO 261 metric threads and O- ring sealing - Part 2: Dimensions, design, test methods and requirements for heavy-duty (S series) stud ends (ISO 6149-2:2006)
Edition
2007-08
SN EN ISO 6149-4
Connections for fluid power and general use - Ports and stud ends with ISO 261 metric threads and O-ring sealing - Part 4: Dimensions, design, test methods and requirements for external hex and internal hex port plugs (ISO 6149-4:2017)
Edition
2018-01
DVGW GW 309
Electric Bypass for Pipe Cutting
Edition
2016-09
DVGW G 459-1
Service lines for maximum operating pressures up to and including 5 bar
Edition
2019-10
DVGW G 459-1-B1
1. Amendment to DVGW-Technical Standard G 459-1:2019-10: Service Lines for Maximum Operating Pressures up to and including 5 bar
Edition
2023-08
