Metal Articulated Roof Beam

    • 型號Metal Articulated Roof Beam
    1. Detailed information

    Metal Articulated Room Beam

    Main Parameters

    Spec. & Model

    Length (mm)

    Allowable Bending Moment (KNM)

    Adjusting Angle

    Beam Hardness HB

    Monospar Load KN

    Beam

    Articulating Part

    Top and Bottom

    Left and Right

    DJB600/470

    600

    52.5

    30

    ≥7

    ≥3

    300 350

    ≥470

    DJB800/420

    800

    ≥420

    DJB1000/300

    1000

    ≥300

    DJB1200/300

    1200

    ≥300

    Standard

    Coal Industrial Standard of the PRC. MT30-2000 Metal Roof Bar

    Use

    DJB metal articulated room beam, together with single hydraulic prop or friction support, is used for roof support of working surface of ordinary materials.

     

    国产区亚洲一区在线-一级做a爱片久久毛片老司机69-欧美精一级黄色一级片-在线视频精品亚洲