CONTAINMENT SEALS FOR API 682 SECOND EDITION - 911 Metallurgist

(0.025 in) plus 0.127 mm (0.005 in) for each additional 25 mm (1 in) of diameter or fraction thereof (API 682 Second Edition/ISO 21049, 2001, paragraph 6.1.2.22, 2001). The standard recommends fixed bushings as the default standard for Arrangement 1, Category 1, and 2 seals. For Category 1, which is assumed to apply primarily to chemical and ................
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