• The device is mainly made up of inner tube, outer tube, piston tube, end cover, retaining ring, hanger, liquid-route element and sealing element.

    装置主体管、活塞管、端盖承压吊耳、液路元件密封元件等组成。

    youdao

  • The water heating control valve is composed of a valve casing, a valve outer cover, an inner cover, a pressure spring, a valve core, a positioning device and a sealing ring.

    水暖控制阀、阀盖、、阀定位装置密封圈构成。

    youdao

  • The water heating control valve is composed of a valve casing, a valve outer cover, an inner cover, a pressure spring, a valve core, a positioning device and a sealing ring.

    水暖控制阀、阀盖、、阀定位装置密封圈构成。

    youdao

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