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25mm Yield Load 150kN Self Drilling Anchor Bar For Tunneling

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25mm Yield Load 150kN Self Drilling Anchor Bar For Tunneling

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Brand Name : SupAnchor

Model Number : R25, R32, R38, R51

Certification : ISO, SGS, ITB, IBDIM

Place of Origin : Jiangsu, China

MOQ : 3 meters

Price : 1 - 30 USD

Payment Terms : L/C, T/T

Supply Ability : 200,000 meters per month

Delivery Time : 1 to 6 weeks

Packaging Details : Packed in bundle with package paper.

O.D. (mm) : 25 to 51

I.D. (mm) : 12 to 36

Ultimate Load (kN) : 200 to 950

Yield Load (kN) : 150 to 760

Cross Sectional Area (mm2) : 292 to 1070

Thread Type : ISO 10208 / ISO 1720

Unit Weight (Kg/m) : 2.30 to 8.40

Length (m) : (1) x2, x3, x4, x5, x6, x7, x8, x9, x10

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SupAnchor self drilling anchor system 25mm to 51mm rock hollow bar in tunneling

 

 Features

SupAnchor® self drilling anchor system is a bolting solution for difficult ground and rock conditions. The system enables drilling and grouting in one operation, making much saving in jobsite and project time.

 Applications

Tunnelling Ground engineering

1. Face stabilization

2. Radial systematic anchoring

3. Foundation for avalanche protect

4. Stabilization of tunnel portals

5. Spilling

6. Root piling

 Technical Data

Anchor Rod R25N
Outside Diameter (mm) 25
Internal Diameter (mm ) 12
Cross sectional area (mm2) 292
Ultimate load (kN) ≥ 200
Yield load (kN) ≥ 150
Weight (kg/m) 2.30
Thread type ISO 10208 - R25 / Left or Right
Type of steel 40Cr / Q345B
Elongation % Agt ≥ 5%, A100mm ≥ 12% / 10% / 8% / 6%, A200mm ≥ 10% / 6% ...
Length (m) (1) x2, x3, x4, x5, x6, x7, x8, x9, x10
Options of Anti-corrosion Hot-dipped Galvanization / Epoxy Coating / SupCoat
Hot-dipped Galvanization: ISO 1461.

*Epoxy Coating: Bending properties up to standard ISO 1519;

Impact properties up to standard ASTMD 2794;

*Adhesion up to standard ISO 2409:2007.

*SupCoat: HDG + EC

 

 Anchor rod R32L/22 R32N/20

R32N/18.5

 R32S/17 R32S/15 R32SS/14
Outside Diameter (mm)     32      32      32      32      32      32 
Internal Diameter (mm)     22     20     18.5     17     15     14

Cross sectional 

area (mm2)

     356     363     433     440     509     522
Ultimate load (kN)    250     280     280    360    360    405
Load at 0.2% Yield (kN)    200     230     230    280    280    300
Weight (kg/m)     2.75     2.85     3.30     3.50     4.00     4.10
Type of steel     40Cr / 20Cr / Q345B 
Elongation %      Agt ≥ 5%,  A100mm ≥ 12% / 10% / 8% / 6%, A200mm ≥ 10% / 6% ...  
Thread type     ISO 10208 -  R32  / Left or Right
    Length  (m)     (1) x 2, x3, x4, x5, x6, x7, x8, x9
    Options of Anti-corrosion       Hot-dipped Galvanization  /  Epoxy Coating  /  SupCoat

    *Epoxy Coating: Bending properties up to  standard ISO 1519; 

    Impact properties up to standard ASTMD 2794; Adhesion up to 

    standard ISO 2409:2007.

    *SupCoat:  HDG + EC
Product Tags:

25mm Self Drilling Anchor Bar

      

150kN Self Drilling Anchor Bar

      

760kN Self Drilling Anchor Bar

      
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