API SPEC 6FD : 1995
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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SPECIFICATION FOR FIRE TEST FOR CHECK VALVES
Hardcopy , PDF
English
01-01-1995
19-08-2025
1 SCOPE
2 DESCRIPTION OF FIRE TEST
3 TEST PROCEDURE
4 PERFORMANCE REQUIREMENTS
4.1 Through Leakage - During Burn Period (High Test
Pressure)
4.2 External Leakage - During Burn and Cool-Down Period
(High Test Pressure, Valve in Closed Position)
4.3 Through Leakage - After Cooldown (Low Test
Pressure)
4.4 External Leakage - After Cooldown (Low Test
Pressure)
4.5 Operation of Valve After Fire Test
4.6 External Leakage - Open Position (High Test
Pressure)
4.7 Test Required
5 CERTIFICATION
6 SAFETY CONSIDERATIONS
7 EQUIPMENT MARKING
APPENDIX A - CONVERSIONS OF ENGLISH UNITS TO SI METRIC
UNITS
Establishes the requirements for testing and evaluating the pressure containing performance of API 6A and 6D check valves when exposed to fire.
| DocumentType |
Standard
|
| Pages |
15
|
| ProductNote |
Reconfirmed 1995
|
| PublisherName |
American Petroleum Institute
|
| Status |
Superseded
|
| SupersededBy |
| API SPEC 6A:2018 INC ERR 2:2020 | Specification for Wellhead and Tree Equipment |
| API SPEC 6D:2021 INC ERR 2:2022 | Specification for Valves |
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