API 6FD : 1995 : R2013
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
SPECIFICATION FOR FIRE TEST FOR CHECK VALVES
Hardcopy , PDF
23-02-2021
English
01-01-2013
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
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