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API STD 594

Wafer and Wafer-Lug Check Valves

inactive
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Organization: API
Publication Date: 1 January 1991
Status: inactive
Page Count: 18

Document History

February 1, 2022
Check Valves: Flanged, Lug, Wafer, and Butt-welding
This standard covers the design, materials, face-to-face dimensions, pressure-temperature ratings, inspection, examination, and testing requirements for two types of check valves. Type “A” check...
July 1, 2017
Check Valves: Flanged, Lug, Wafer, and Butt-welding
If a product is supplied bearing the API Monogram and manufactured at a facility licensed by API, the requirements of Annex A apply. This standard covers the design, material, face-to-face...
September 1, 2010
Check Valves: Flanged, Lug, Wafer, and Butt-welding
This international standard covers design, material, face-to-face dimensions, pressure-temperature ratings, and examination, inspection, and test requirements for two types of check valves. — Type...
September 1, 2004
Check Valves: Flanged, Lug, Wafer and Butt-welding
This standard covers design, material, face-to-face dimensions, pressure-temperature ratings, and examination, inspection, and test requirements for two types of check valves. Type `A' check valves...
November 1, 1997
Check Valves: Wafer, Wafer-Lug, and Double Flanged Type
1.1 SCOPE This standard covers design, material, face-to-face dimensions, pressure-temperature ratings, and examination, inspection, and test requirements for gray iron, ductile iron, steel, and...
API STD 594
January 1, 1991
Wafer and Wafer-Lug Check Valves
A description is not available for this item.

References

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