R38 Self Drilling Soil Nail

Application:

1. Permanent supporting of surrounding rock.
2.Advance support of highway,railway and tunnel.
3.Break rocks and reform rock mass.
4.Supporting for emergency work and collapse treatment projects.

Characters:

1.Adapting hollow design and convenient for grouting.
2. Grouting can be full, it is convenient for grout under pressure.
3.Anchor bar has good stability.
4.Owning thread on itself, it is convenient for install plate and nut.

Technical Data:

Hollow Anchor Bar
Size Outer Dia.
(mm)
Inner Dia.
(mm)
Ultimate Load
(kN)
Yield Load
(kN)
Weight
(Kg/m)
SSR38/20 38 20 500 400 5.50
SER38/22 38 22 500 400 4.95
SER38/18 38 18 550 430 6.00
SCR38/22.5 38 22.5 500 400 4.80
SCR38/21 38 21 500 400 5.25
Coupler
Size Outer Dia.
(mm)
Length
(mm)
Weight
(Kg/pc)
Note
SSR38 51 180 1.33 With sealing structure
51 200 1.50
51 220 1.67
SER38 51 180 1.38 Without sealing structure
51 200 1.55
51 220 1.68
Hex Nut
Size Key Size
(mm)
Length
(mm)
Weight
(Kg/pc)
Hardness
(HRC)
SSR38 50 60 1.47 25-30
Hemispherical Nut
Size Key Size
(mm)
Length
(mm)
Weight
(Kg/pc)
Hardness
(HRC)
SSR38 52 60 0.61 25-30
Domed Plate
Size Dimensions
(mm)
Thickness
(mm)
Hole Dia.
(mm)
Weight
(Kg/pc)
SER38 150×150 8 41 3.60
200×200 12 41 1.38
Flat Plate
Size Dimensions
(mm)
Thickness
(mm)
Hole Dia.
(mm)
Weight
(Kg/pc)
SER38 140×140 35 41 5.00
150×150 25 41 4.10
200×200 12 41 3.67
Centralizer
Size Outer Dia.
(mm)
Length
(mm)
Weight
(Kg/pc)
SER38 78 30 0.28
Drill Bit
Size Outer Dia.
(mm)
Weight
(Kg/pc)
Application Range (Advice)
EX Sand, fills, gravel
SSR38/76 76 1.04
SSR38/90 90 1.27
SSR38/100 100 1.42
EX(Venturi)
SSR38/76 76 0.81
SSR38/90 90 1.20
EXX Softer sedimentary rocks such as marls, mudstones, siltstone
SSR38/76 76 0.95
SSR38/90 90 2.05
SSR38/100 100 2.31
SSR38/115 115 2.66
SSR38/130 130 5.00
EXX(Venturi)
SSR38/56 56 0.68
SSR38/76 76 1.28
SSR38/90 90 2.16
Clay Bit Clay, soft soil, marls, loose sand or gravel
SSR38/90 90 1.00
SSR38/100 100 1.16
SSR38/110 110 1.15
SSR38/130 130 1.40
SSR38/150 150 2.40
ES-F Gravel, soft rock
SSR38/76 76 1.07
SSR38/90 90 1.31
SSR38/115 115 2.50
ESS-F Weathered rock, stone walls, rubble
SSR38/76 76 1.31
SSR38/90 90 2.33
SSR38/115 115 3.75
EYY Competent ground, strong rock
SSR38/76 76 1.10
SSR38/90 90 1.36
EY Competent ground, strong rock
SSR38/76 76 0.87
SSR38/90 90 1.20
EC Chalks, marls, fills, competent ground
SSR38/76 76 1.10
ECC Chalks, marls, fills, competent ground
SSR38/76 76 1.10
XX Sand, clay, fills, gravel
SSR38/110 110 1.40
SSR38/130 130 1.52
SSR38/150 150 1.85
ESS-D Weathered rock, stone walls, rubble
SSR38/100 100 2.16
SSR38/115 115 2.70
Drill Bit Adapter
Size Anchor Bar Thread Drill Bit Thread Length
(mm)
Weight
(Kg/pc)
SSR38/R51 R38 R51 68 0.43

Related Products

R25 | R32 | R51 | T30 | T40 | T52 | T73 | T76 | T103 | T111 | T127 | T130 | T150 | T200

Applications

Underground | Foundation | Slope Stability

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