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

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

  • R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color
  • R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color
  • R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color
R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color
Product Details:
Place of Origin: Shandong,China
Brand Name: MIROC
Certification: ISO
Model Number: Hollow Anchor Bolts
Payment & Shipping Terms:
Minimum Order Quantity: 100 Meter/Meters
Price: negotiation
Packaging Details: Packed in bundles
Delivery Time: 10-15 working days
Payment Terms: T/T, L/C, D/P, Western Union,Paypel
Supply Ability: 600000 Meter/Meters per Month
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Detailed Product Description
Type: Hollow Anchor Bolts Size: R25N
Processing Type: Forging Application: Mine, Tunnel, Slope, Foundation Pit
Material: Carton Steel Color: Clean Or Zinc Galvanized
High Light:

self drilling bolts

,

steel anchor bolts

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
Specification R25N R32N R32S R38N R51L R51N T76N T76S
Outside Diameter(mm) 25 32 32 38 51 51 76 76
Internal Diameter(mm) 14 19 16 19 36 33 52 45
Ultimate Load Capacity 200 280 360 500 550 800 1600 1900
Yield Load Capacity(kN) 150 230 280 400 450 630 1200 1500
Tensile Strength,Rm 800 800 800 800 800 800 800 800
Yield Strength,Rp0.2 650 650 650 650 650 650 650 650
Weight(Kg/m) 2.3 3.2 3.6 5.5 6.5 8 16 19.7
Thread Type(left-hand) ISO10208 ISO1720 MAIT76Standard
Steel Grade EN10083-1(Alloy Structure Steel)
Compared to carbon steel,alloy structure steel has high anti-corrosion capacity

 

Anchor Plate
  R25N R32N R32S R38N R51L R51N T76N T76S
Dimention(mm) 150x150 200x200 200x200 200x200 200x200 250x250 250x250 250x250
Thickness(mm) 8 10 12 12 20 40 40 40
Hole diameter(mm) 30 35 35 41 60 60 80 80
Weight(KG/PC) 1.4 3 3.7 3.6 8.8 18.5 18 18
Cold deformed with geometry

 

Anchor Coupling
  R25N R32N R32S R38N R51L R51N T76N T76S
Outside diameter(mm) 35 42 42 52 63 63 95 95
Length(mm) 120 145 160or190 180 180 200 200 200
Weight 0.45 0.7 0.75 1.4 1.7 1.9 6.4 6.4
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.
R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color 0
R25N Hollow Self Drilling Anchor Bolt For Slope / Foundation Pit ,  Zinc Galvanized Color 1
 
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
 

Contact Details
KSQ Technologies (Beijing) Co. Ltd

Contact Person: Yingkai

Tel: +8618501231988

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