This standard covers the minimum requirements for special-purpose, enclosed, precision single- and double-helical one-and two-stage speed increasers and reducers of parallel-shaft design for refinery services. This standard is primarily intended for gear units that are in continuous service
without installed spare equipment.
API Std 613
$129.00
API Standard 613, Special Purpose Gear Units for Petroleum, Chemical and Gas Industry Services, Sixth Edition
Category: API
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