• Self Drilling Grouting Anchor Bolt
  • Self Drilling Grouting Anchor Bolt
  • Self Drilling Grouting Anchor Bolt

Self Drilling Grouting Anchor Bolt

Sizes: 2 Inch to 3 Inch
Model: R25 R32 R38 R51 T40 T76
Color: as Request
Quantity: Small Quantity Is Acceptable
Transport Package: Cartons + Ply-Wooden Cases for Exporting
Specification: Grade A
Samples:
US$ 10/Piece 1 Piece(Min.Order)
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Customization:

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Basic Info.

Model NO.
R25 R32 R38 R51 T40 T76
Trademark
sollroc
Origin
Changsha, Hunan
HS Code
82071300
Production Capacity
50000 Per Month

Product Description

About us:
We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.
Owing to high quality, professional serivce and competitive price, we have gotten good reputation from our customers from all over the world, such as France, Spain, Italy, South Africa, Iran, Malaysia, Australia ad etc.


Application:
1. R thread self drilling anchor bolt is suitable for broken rock, loose soil and conditions which are difficult to drill holes, such as fracture zones, decayed rock, gravel, sandy gravel, backfill ground.
2. Used for permanent support for tunneling.
3. In slope stabilization, rock bolts and soil nails can be used to maintain and strengthen soil and rock.
4. Used for micro pile reinforcement. Micro pile can transmit structural load to foundation, and then limit the deformation of buildings.
5. Drill bits can be used for differently according to the rock conditions.
 
Features:
1. Casing free in the operation. Anchor bar is also a drill pipe which is convenient and time-saving.
2. Drilling and grouting can be done simultaneously. With good grouting spread radius and reliable anchoring quality, fractures can be filled effectively.
3. The anchor bar with standard full thread can be cut according to your requirement. The cut anchor bars can be connected by couplers. It's suitable in narrow work space.
4. Due to the continuous R-thread and T-thread, self drilling anchor bolt has higher bonding stress.
          
                                                                             
R -thread Hollow Anchor Bar
Size Outer Dia.
mm
Inner Dia.
mm
Ultimate Load  
KN
Yield Load 
KN
Weight
Kg/m
R25N 25 12 200 150 2.3
R32L 32 20 210 160 2.9
R32N/1 32 20 280 230 2.9
R32N 32 18 280 230 3.4
R32S/1 32 18 360 280 3.4
R32S 32 14.5 360 280 4.1
R38N/1 38 22.5 500 400 4.8
R38N/2 38 21 500 400 5.5
R38N 38 19 500 400 6
R38S/1 38 18 550 430 6.2
R51L/1 51 37.5 550 450 5.6
R51L 51 36 550 450 7
R51N/1 51 34 800 630 7.5
R51N 51 33 800 630 8.5
 

Product photo:
Self Drilling Grouting Anchor Bolt
Self Drilling Grouting Anchor Bolt
Quality warranty:
Our products are made of high quality steel and all spares parts are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.


Package:
Using ply-wooden cases and pallet for package to protect the products and avoid the damagement during transportation. Also we can customize package according to your special requests.



Production time:
Generally need 15-25 days


 

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