国产偷国产偷亚洲swag,日韩精品欧美成人二区蜜臀,你揉捏她乳不断呻吟视频,hdjapanese色系version,日韩a级三级一区二区三区

    Wellhead Conversion Flange

    The wellhead conversion flange assembly is used to conveniently and securely connect the entire device to the wellhead.
    Product Introduction

    Tool Introduction:

    The wellhead conversion flange assembly is used to conveniently and securely connect the entire device to the wellhead. The upper threaded buckle is connected to the lower end of the blowout preventer by a union nut, and the lower flange is connected to the wellhead Christmas tree. The conversion flange is equipped with a discharge nozzle, a pressure relief pipe, a pressure gauge, a shut-off valve, and other components; The pressure gauge directly displays the wellhead pressure; The shut-off valve can be used to relieve the residual pressure inside the anti spray pipe after the well is shut in.

    Technical parameters:



    Online Message
    • Baoji Bofeide Petroleum Technology Development Co., Ltd
    • Address: South Section of Fenghuang 3rd Road,
    • Gaoxin 19 Road, High tech Development Zone,
    • Baoji City, Shaanxi Province
    • Phone:
    • Mobile phone:
    • Email: admin@bfdoil-tools.com