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Code of Federal Regulations Title 30. Mineral Resources § 30.18.98 Enclosures, joints, and fastenings;  pressure testing

Current as of January 02, 2025 | Updated by Findlaw Staff

(a) Cast or welded enclosures shall be designed to withstand a minimum internal pressure of 150 pounds per square inch (gage). Castings shall be free from blowholes.

(b) Pneumatic field testing of explosion-proof enclosures shall be conducted by determining:

(1) Leak performance with a peak dynamic or static pressure of 150 pounds per square inch (gage);  or

(2) A pressure rise and rate of decay consistent with unyielding components during a pressure-time history as derived from a series of oscillograms.

(c) Welded joints forming an enclosure shall have continuous gastight welds.

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Cite this article: FindLaw.com - Code of Federal Regulations Title 30. Mineral Resources § 30.18.98 Enclosures, joints, and fastenings;  pressure testing - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-30-mineral-resources/cfr-sect-30-18-98/

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