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This procedure applies to air-cooled exchangers used for general refinery service, including both forced- and induced- draft type units. The procedures are based on testing complete air-cooled exchangers and are not intended for testing individual components such as fans, motors. gears, and so forth. Separate procedures are given for the following types of tests: I. Test of an isolated single-bay air-cooled exchanger for determining sound-power levels and sound-pressure levels (Section 2). 2. Test procedures for conducting noise tests on a single bay of installed air-cooled exchangers (normally Olultibay installations) (Section 3).

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API Spec 14A-1994 Subsurface Safety Valve Equipment 发布日期 :  2001-12-01 实施日期 : 

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This specification covers polyethylene line pipe (PE) utilized for the production and transportation of oil, gas, mixed-phase fluids, and non-potable water. The piping is intended for use in new construction, insertion renewal, line extension, and repair of both aboveground and buried pipe applications.

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