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API Standard 598.pdf
Related Documents . . Please inform me what kind of Instruments/Equipment can be used for this application. API 6FA Specification for Fire Test for Valves. TESTING PROCEDURE SHELL TEST The shell test shall be performed by applying the pressure inside the assembled valve with the valve ends close, the valve partially open, and any packing gland tight enough to maintain the test pressure, thereby, except for bellows seal valves, testing the stuffing box. ANSI/API 608 Metal Ball Valves - Flanged and Butt-Welding Ends. Water used for any test may contain a water-soluble oil or a rust inhibitor.
(LogOut/Change) You are commenting using your Google+ account. The standard covers inspection, supplementary examination, and pressure test requirements for both resilient-seated and metal-to-metal seated gate, globe, plug, ball, check, and butterfly valves. BACKSEAT TEST The backseat test is required for all valves, except for bellows seal valves, that have the backseat feature and shall be performed by applying pressure inside the assembled valve with the valve ends closed, the valve fully open, and the packing gland loose. Follow Follow “Home Welding & Inspection” Get every new post delivered to your Inbox. HTTP 405 - HTTP Internet (IIS). Sponsored Links . There shall be no leakage for the minimum specified test duration (see Table 4). The procedures described in this standard apply to all classes and sizes of such valves that are made of materials listed in ASME B16.34. API 609 Butterfly Valves: Double Flanged, Lug- and Wafer-Type.
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