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    Oil and natural gas production
    Trunnion ball valves

    Trunnion ball valves

    Description

    The trunnion ball valve of Pietro Fiorentini’s a valve mounted on a trunnion which supports the pressure load. The seats are spring energized, and the body construction is one piece, made by forging or casting. The ball is inserted from the top and it’s possible to disassembly the valve in line.

    The trunnion ball valve is one of the possible types of on-off ball valves, that are shutoff valves suitable for use in various types of processes, available in different pressure classes.

    Features

    • Design pressure: ANSI up to 420 bar, API up to 690 bar (10000 psi)
    • Design temperature: from -196 °C to +450 °C
    • Pressure class: ANSI from 150 to 2500, API from 2000 to 10000
    • Nominal sizes DN: ANSI up to 60, API up to 11
    • Flanges: RF/RTJ according to ASME B16.5 and B16.47, BW according to ASME B16.25, 6B/6BX according to API 6A
    • End to end dimensions: according to API 6D/6A
    • Options: emergency sealant injection, metal seated
    Do you still have questions?

    Technical brochure

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    Hydrogen compatibility declaration

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    29Jul

    ISO 50001: Rosate and Desenzano del Garda plants are certified, and Arcugnano is confirmed

    A new important result for Pietro Fiorentini: we have confirmed the ISO 50001:2018 certification for the headquarters in Arcugnano (Vicenza, Italy) and we have obtained it also for the plants of Rosate (Milan, Italy) and Desenzano del Garda (Brescia, Italy). This standard specifies the requirements for an energy management system to enable companies to achieve continual improvement of energy performance. Thanks to our […]