R51 Self Drilling Soil Nail

Application:

1. It adapts to several projects, such as mine, hydro-junction, slope, bridge base, river bank, high-rise building, construction reinforcement and so on.
2. The management of geological disaster, such as: ground subsidence, collapse, landslide and so on.
3. The reinforcement of coal mine, metallurgy and war industry projects.

Feature:

1. The size of drill bit can control drill hole’s size. Generally, the size of drill hole is about twice or three times as bolt’s diameter.
2. It is convenient for construction in narrow conditions.
3. Mortar can pack the whole bolt, it has good anti-corrosion.
4. Drilling, grouting and anchoring can be finished at the same time.

Technical Data:

R51 Self Drilling Soil Nail
Sample Size Outer Dia.
(mm)
Inner Dia.
(mm)
Ultimate Load
(KN)
Yield Load
(KN)
Weight
(Kg/m)
Thread
R51 Self Drilling Soil Nail R51L/1 51 37.5 550 450 5.6 ISO 10208
R51 Self Drilling Soil Nail R51L 51 36 550 450 7.0 ISO 10208
R51 Self Drilling Soil Nail R51N/1 51 34 800 630 7.5 ISO 10208
R51 Self Drilling Soil Nail R51N 51 32 800 630 8.5 ISO 10208
Anchor Coupling
R51 Self Drilling Soil Nail
Sample Size Outer Dia.
(mm)
Length
(mm)
Weight
(Kg)
Thread
Anchor Coupling R51L 63 140 1.32 ISO 10208
Anchor Coupling R51L 63 170 1.70 ISO 10208
Anchor Coupling R51N 63 200 1.90 ISO 10208
Anchor Coupling R51N 63 200 2.00 ISO 10208
Anchor Nut
R51 Self Drilling Soil Nail
Sample Size Type Key Size
(mm)
Length
(mm)
Weight
(Kg)
Anchor Nut R51 Hex Nut 75 70 1.58
Anchor Nut R51 Domed nut 75 70 1.7
Anchor Plate
R51 Self Drilling Soil Nail
Sample Size Type Dimensions
(mm)
Thickness
(mm)
Hole Dia.
(mm)
Weight
(Kg)
Anchor Plate R51L Plat Plate 150*150 40 56 6.2
Anchor Plate R51L Plat Plate 200*200 30 60 8.72
Anchor Plate R51N Plat Plate 180*180 45 56 10.5
Anchor Plate R51N Plat Plate 250*250 40 60 18.90
Centralizer
R51 Self Drilling Soil Nail
Sample Size Outer Dia.
(mm)
Length
(mm)
Weight
(Kg)
Centralizer R51 91 30 0.32
Drill Bits
R51 Self Drilling Soil Nail
Sample Type Size Diameter (mm)
Drill Bits EX R51 ø100, ø110, ø115, ø130
Drill Bits EXX R51 ø90, ø100, ø115
Drill Bits ES-F R51 ø100, ø115
Drill Bits ESS-F R51 ø76, ø100, ø110, ø 115, ø130, ø150
Drill Bits Clay Bit R51 ø115, ø130, ø150
ES-D R51 ø115
ESS-D R51 ø115

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