API 6FD – Specification for Fire Test for Check Valves – Descripción: API 6FD – Specification for Fire Test for Check Valves – API turn 1/4 week valve and non-metallic valve seat valve fire test. Fire Test for Quarter-Turn Valves and Valves Equipped with Nonmetallic seats. Specification for Fire Test for Check Valves API SPECIFICATION 6FD FIRST EDITION, FEBRUARY REAFFIRMED: SEPTEMBER

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This document was produced under API standardization procedures that ensure appropriate notification and participation in the developmental process and is designated as an API standard. Records of the test upon which certifications are based shall be available for purchaser’s review on request.

66fd This publication will no longer be in effect five years after its publication date as an operative API standard or, where an extension has been granted, upon republication.

Such drops in indicated temperature s shall he noted in the test report. The maximum external leakage shall not be greater than the value shown below Ref. Monitoring Standards monitoring is a free service designed for you who wish to be alerted of changes to or new editions of 6vd standards required in your work. Information concerning 6vd and health risks and proper precautions with respect to particular materials and conditions should be obtained from the employer, the manufacturer or supplier of that material, or the material safety data sheet.


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API Spec 6FD (R2013)

Establishes the requirement for testing and evaluating the pressure containing performance of API Spec 6A and 6D check valves when exposed to fire. Normal delivery is days from shipping date.

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Hot Spot API 6FA/6FD and API review

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Enclosure for test-horizontal clearance between any part of the valve and the enclosure shall be a minimum of 6 inches mm. Impingement of water or steam from external leakage onto flame thermocouples or calorimeters can result in a substantial drop in the indicated temperature of the affected sensor seven if no actual drop in flame temperature has occurred.


Start Webshop Product catalog Product presentation. Decrease the test pressure to the low test pressure value shown in Table 1.

Special order items, electronic documents, and age-dated materials are non-returnable. Fires of greater duration are considered to be of a major magnitude with consequences greater than those anticipated in this test. For more information, contact: Vent valve on test valve body cavity. Pressure regulator and relief. Consult the most recent edition of the U. We share information about your activities on the site with our partners and Google partners: This document establishes acceptable levels of leakage through the test valve and also external leakage after exposure to a fire for a minute time period.

Test valve mounted in its normal operating position. This specifcation shall become effective on the date printed on the cover but may be used voluntarily from the date of distribution. The moment new editions of the standards you monitor are released, changes are made, or appendixes are published, you will be alerted by email.

Minimum height of enclosure shall be 6 inches mm above the top of the valve. Empty the graduated downstream container Item 6cd Maintain this pressure during the burn and cool-down period. Close valves Items 16 and