Cold Forging Carbon Steel Spherical Seat Hex Nut / Dome Achor Nut for Rock Bolt System
Description
Anchor nut is used to lock the anchor system, make sure the anchor string is fastened with anchoring site, there usually have hexagonal and spherical two designs.
Application
Tunnelling Ground engineering
1. Face stabilization
2. Radial systematic anchoring
3. Foundation for avalanche protect
4. Stabilization of tunnel portals
5. Spilling
6. Root piling
Product Specification
Size | SW (mm) | L(mm) | Unit weight (kg) |
R25 | 41 | 41 | 0.30 |
R32 | 46 | 45 | 0.35 |
R32 | 46 | 65 | 0.45 |
R38 | 50 | 60 | 0.50 |
R51 | 75 | 70 | 1.55 |
T76 | 100 | 80 | 2.80 |
Spherical nut | |||
Size | SW(mm) | L(mm) | Unit weight (kg) |
R32 | 46 | 45 | 0.45 |
R38 | 50 | 50 | 0.60 |
R51 | 75 | 70 | 1.60 |
T76 | 100 | 90 | 3.20 |
T30 | 46 | 35 | 0.42 |
T40 | 65 | 50 | 0.90 |
T52 | 80 | 70 | 2.20 |
T73 | 95 | 70 | 2.20 |
T103 | 125 | 80 | 3.40 |
T127 | 140 | 140 | 9.20 |
Steel grade | As per request | ||
Thread direction | Left hand / Right hand | ||
Thread standard | ISO 10208 / ISO 1720/ Other international standards | ||
Hardness (HRC) | HRC25~HRC30 | ||
Features | All nuts are machined and with chamfered edges to suit both domed plates and so |
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