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BS 7438:1991 | 31 May 1991 | BSI Knowledge
Standard
Withdrawn
BS 7438:1991
Specification for steel and copper alloy wafer check valves, single-disk, spring-loaded type
Published:
31 May 1991
•
Withdrawn:
22 May 2020
Overview
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References
History
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Product Details
Descriptors
Check valves
Valve bodies
Temperature
Valves
Size
Marking
Pressure testing
Design
Ratings
Dimensional tolerances
Water valves
Dimensions
Pressure
Leak tests
Designations
Packaging
ICS Codes
23.060.50 Check valves
Committee
PSE/18/2
International relationships
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ISBN
0 580 19614 3
Publisher
BSI