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EXST meaning in oil and gas

EXST means External Seal Test. An FMC Technologies term for a Back Seal test of a [subsea] connector. The test is used to verify integrity of the primary metal to metal seal.

Definition

External Seal Test

An FMC Technologies term for a Back Seal test of a [subsea] connector. The test is used to verify integrity of the primary metal to metal seal.

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