Rock anchor B15*/B20
*Approved by German building authority No. Z-21.6-1827 (in German)
For securing single-sided formwork in concrete or rock walls. Comatible with Uni 15. Also for attaching ledge consoles to components without concreted-in anchoring parts, e. g. when renovating existing structures.
Bore hole depths / working loads:
- B15: Bore hole Ø 36.5-38 mm using a 37 mm drill (recommended)
- B15: Bore hole depths for 90 kN working load:
min. 21 cm in concrete C20/25 - B20: Bore hole Ø 52,0 mm
- B20: Bore hole depths: min. 40 cm in concrete C20/25
- Placing depth in bed rock depending on strength
- Minimum edge clearance at least 1.5 x bore hole depth
- Hole spacing at least 3 x bore hole depth
- Please observe installation instructions
Conduct tensile test before applying final load
- Test load can be applied with BETOMAX® rock anchor testing device
- please ask for details
| Item No. | Designation | Packing unit each/box | Weight kg/each |
|---|---|---|---|
| 20491810 | Rock anchor B 15 | 50 | 0.420 |
| 14491810 | Rock anchor B 20 | 15 | 1.331 |
| 20491880* | Rock anchor testing device | 1 | 17.800 |
| 20491812 | SDS hammer drill 37 x 570 x 450 mm | 1 | 1.700 |
| 90210120 | Placing tool for rock anchor B 15 | 1 | 2.500 |
| 90210130 | Placing tool for rock anchor B 20 | 1 | 6.620 |
| 90210140 | Cleaning brush for rock anchor | 1 | 0.153 |
*Available for hire on request
