| Model: | R25-76 |
|---|---|
| Brand: | GY |
| Origin: | Made In China |
| Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Bars, Rods, Angles, and Stainless Steel Shapes |
| Label: | hollow bar , self drilling , rock bolt |
| Price: |
US $10
/ pc
|
| Min. Order: | 2000 pc |
| Last Online:08 Aug, 2016 |
Hollow Grouting Self Drilling Anchor Bolt is a bolting solution for unstable ground conditions such as sand, gravel, silt and clays, and in soft to medium fractured rock formations.
A hollow grouting self drilling anchor bolt system consists of: a hex nut, a bearing plate, a coupling sleeve which enables the flexibility in length, hollow anchor bar(s) and a sacrificial drill bit.
Material: Steel, 40Cr
Process: Hot Rolling
Model Number: R25, R32L/N/S, R38N, R51L/N, T76N/S, T30/11,T40/16
Ultimate Load: 200-1900KN
Yield Point: 150-1600KN
Application: Mining, Tunneling, Slope Stabilization, Foundation Pit and Roof Supporting of underground works
