Application: | Construction |
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Certification: | ISO |
Surface Treatment: | Yes |
Technics: | Hot Rolled |
Material: | Steel |
Type: | Rock Bolt |
Customization: |
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The self-drilling anchor bolt is composed by threaded hollow bar, nut, plate, coupler and drill bit, etc. It is pull rod that transfer anchored structures or geotechnical loads to a stable formation.Pressure grouting of the anchor bolt through the hollow bar body can achieve the purpose of consolidating the broken rock mass,blocking the groundwater and the anti-corrosion of the rod body,' and rapidly forming the supporting force to control the stability of the surfounding rock.
FeaturesType | Outer Dia.(mm) | Inner Dia.(mm) | Ultimate Load(KN) | Yield Load(KN) | Weight(kg/m) |
R25N | 25 | 14 | 200 | 150 | 2.3 |
R32L | 32 | 22 | 260 | 200 | 2.8 |
R32N | 32 | 21 | 280 | 230 | 2.9 |
R32/18.5 | 32 | 18.5 | 280 | 230 | 3.4 |
R32S | 32 | 17 | 360 | 280 | 3.5 |
R38N | 38 | 21 | 500 | 400 | 4.8 |
R38/19 | 38 | 19 | 500 | 400 | 5.5 |
R51NL | 51 | 36 | 550 | 450 | 6.3 |
R51N | 51 | 33 | 800 | 630 | 8.0 |
T76N | 76 | 51 | 1600 | 1200 | 16.5 |
T76S | 76 | 45 | 1900 | 1500 | 19.7 |
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