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R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit , Zinc Galvanized Color

    Buy cheap R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color from wholesalers
     
    Buy cheap R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color from wholesalers
    • Buy cheap R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color from wholesalers
    • Buy cheap R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color from wholesalers
    • Buy cheap R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color from wholesalers

    R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit , Zinc Galvanized Color

    Ask Lasest Price
    Brand Name : MIROC
    Model Number : Hollow Anchor Bolts
    Certification : ISO
    Price : negotiation
    Payment Terms : T/T, L/C, D/P, Western Union,Paypel
    Supply Ability : 600000 Meter/Meters per Month
    Delivery Time : 10-15 working days
    • Product Details
    • Company Profile

    R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit , Zinc Galvanized Color

    Mining Prestressed Hollow Grouting Anchor / Hollow Grouting Rock Bolts

    It is mainly applied in complex layer formation of broken rock, loose soil, weathering rock and so on which is difficult to make the hole. It is good for supporting and improving surrounding rock, and can achieve good supporting effect in tunnel support, radial support and various types of slope treatment projects.

    Specification of Self Drilling Anchor Bolt

    Specification of Self Drilling Anchor Bolt
    SpecificationR25NR32NR32SR38NR51LR51NT76NT76S
    Outside Diameter(mm)2532323851517676
    Internal Diameter(mm)1419161936335245
    Ultimate Load Capacity20028036050055080016001900
    Yield Load Capacity(kN)15023028040045063012001500
    Tensile Strength,Rm800800800800800800800800
    Yield Strength,Rp0.2650650650650650650650650
    Weight(Kg/m)2.33.23.65.56.581619.7
    Thread Type(left-hand)ISO10208ISO1720MAIT76Standard
    Steel GradeEN10083-1(Alloy Structure Steel)
    Compared to carbon steel,alloy structure steel has high anti-corrosion capacity

    Anchor Plate
     R25NR32NR32SR38NR51LR51NT76NT76S
    Dimention(mm)150x150200x200200x200200x200200x200250x250250x250250x250
    Thickness(mm)810121220404040
    Hole diameter(mm)3035354160608080
    Weight(KG/PC)1.433.73.68.818.51818
    Cold deformed with geometry

    Anchor Coupling
     R25NR32NR32SR38NR51LR51NT76NT76S
    Outside diameter(mm)3542425263639595
    Length(mm)120145160or190180180200200200
    Weight0.450.70.751.41.71.96.46.4
    Machined steel coupling middle stop

    Features

    1. Drilling, Grouting and anchoring integration, installation quickly and easily.
    2. Do not need to install the anchor bolt separately.
    3. Grout returning structure at the bottom, optimize the grouting effect, can improve the surrounding rock.
    4. For the entire stratum, the installation method is the same.
    5. Drill bits in various forms fit for different stratum.
    6. Wave thread rod for the whole length, the rod can be cut and connected, and suitable for narrow workplace.



    Our services

    1.Refund in case of bad quality and late delivery
    2.Small order welcomed
    3.Free sample is available
    4.Payment by T/T, L/C, D/P, Western Union,Paypel
    5.Quality assurance contract

    Product Tags:

    self drilling bolts

      

    steel anchor bolts

      
    Quality R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color for sale
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