New line of valve actuators Click here to enlarge imageWellGuard, a new line of valve actuators for wellheads and production flow lines, is used in conjunction with Bettis-designed valve bonnets to provide open and close control for major brands of API 6A through-conduit reverse-acting gate valves. These fluid powered diaphragm actuators can also be used with API 6D and ANSI B16.34 valves with Bettis-designed bonnets.Units are suited for onshore and offshore installations and in H2S and C02 applications. Actuators can be used with valve sizes 1 13/16 through 4 1/16 in. API.Source: Emerson Valve Automation, Box 508, Waller, TX 77484.Unit analyzes refinery gas streams quickly Click here t...

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