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Threaded Rock Bolt T73/56 Hollow Self Drilling Rock Anchor Quarry High Efficiency

    Buy cheap Threaded Rock Bolt T73/56 Hollow Self Drilling Rock Anchor Quarry High Efficiency from wholesalers
     
    Buy cheap Threaded Rock Bolt T73/56 Hollow Self Drilling Rock Anchor Quarry High Efficiency from wholesalers
    • Buy cheap Threaded Rock Bolt T73/56 Hollow Self Drilling Rock Anchor Quarry High Efficiency from wholesalers
    • Buy cheap Threaded Rock Bolt T73/56 Hollow Self Drilling Rock Anchor Quarry High Efficiency from wholesalers
    • Buy cheap Threaded Rock Bolt T73/56 Hollow Self Drilling Rock Anchor Quarry High Efficiency from wholesalers

    Threaded Rock Bolt T73/56 Hollow Self Drilling Rock Anchor Quarry High Efficiency

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    Brand Name : OED/OEM
    Model Number : T73/56
    Certification : ISO 9001 2008
    Price : Negotiable
    Payment Terms : L/C, , T/T
    Supply Ability : 10000pcs per month
    Delivery Time : 15 days
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    Threaded Rock Bolt T73/56 Hollow Self Drilling Rock Anchor Quarry High Efficiency


    Threaded Rock Bolt T73/56 Hollow Anchor Self Drilling Rock Anchors for Quarry


    Specification:

    Outer Diameter:73mm

    Inner Diameter:56mm

    Utimate Load:1035KN

    Yield load:830KN

    Weight:10.8kg/meter

    Description:

    Self drilling anchor system is mainly used in slope stabilization, tunneling pre-support, foundations with micropiles, it is also widely used in the railway system, metro project etc. It can be installed in sites with weak rocks, loose soil, weathered layer, sand with stone layer and so difficult to create a hole in complex formations. The unconsolidated ground condition favor the self-drilling anchor bolt technique for fast and simple method of installation compared to the traditional method.|

    Advantages and Characteristics:
    1.No casings required, because anchor bars can be drilled into loose soils without needing casings to support the boreholes.
    2.Fast drilling and installation, because drilling, installation and grouting are in a single operation.
    3.Both rope threads and trapezoid threads are robust and ideal for rotary-percussive drilling and ensuring a high level of bond with the borehole gout.
    4.The hollow core not only serves for flushing during drilling, but also for grouting after
    drilling.
    5.Continuous threads ensure the bars can be cut and coupled at any point, or extended.
    6.Different anchor bits are available for different ground conditions.
    7.Duplex anti-crossion prosess ,hot-dip galvanized and epoxy coating system.


    Tunnelling Ground engineering:

    1. Face stabilization

    2. Radial systematic anchoring

    3. Foundation for avalanche protect

    4. Stabilization of tunnel portals


    Following are our specifications of hollow anchor bar information:

    Hollow anchor bar technical data:

    SizeO.D(mm)I.D(mm)Ultimate Load(KN)Yield Load(KN)Weight(kg/meter)
    R25N-1425.014.02001502.3
    R32L-2232.022.02201802.8
    R32N-2132.021.02802302.9
    R32N-18.532.018.52802303.4
    R32S-17.532.017.53602803.5
    R32S-1532.0153602804.1
    R38N-2138.021.05004004.8
    R38N-1938.019.05004005.5
    R51L-3851.038.05504506.0
    R51L-3651.036.05504507.6
    R51N-3651.036.08006307.6
    R51N-3351.033.08006308.4
    T76N-4976.049.01600120016.5
    T76S-4576.045.01900150019
    T30-1130.011.03202603.3
    T30-1430.014.02752202.9
    T40-1640.016.06605257.1
    T40-2040.020.05404255.6
    T52-2652.026.093073010
    T73-5673.056.0103583010.8
    T73-5373.053.0116097014
    T73-4573.045.01600127017.5
    T103-78103.078.02270180025
    T103-51103.051.03660267044
    Steel gradeAcc. to EN10083-1 / EN10210-1
    Thread directionLeft hand / Right hand
    Thread standardISO 10208 / ISO1720 / Other international standards

    Product Tags:

    rock anchor bolts

      

    casing drilling bit

      
    Quality Threaded Rock Bolt T73/56 Hollow Self Drilling Rock Anchor Quarry High Efficiency for sale
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