Virsbolt 240 Light
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General Product Description
Virsbolt 240 Light is made of steel with a higher strength. The load-bearing capacity is the same at 53.95 kipf. The product's weight is less since the thickness is 0.091", which improves sustainability performance. The products are available within the length range of 94.488 - 236.220".
Advantages of using Virsbolt:
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Provides immediate and full support action
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Accommodates large rock movements and still maintains its high load-bearing capacity
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High deformability to accommodate ground movements in tension as well as in shear
Dimension Range
Virsbolt, an expandable rock bolt, comes in various dimensions and load-carrying specifications. Please contact your local salesperson for more information.
Product | Virsbolt 240 Light |
|---|---|
Profile diameter in. (mm) | 1.417" (36 mm) |
Original tube diameter in. (mm) | 2.126" (54 mm) |
Upper bushing diameter in. (mm) | 1.496" (38 mm) |
Bushing head diameter in. (mm) | 1.614 / 1.890" (41 / 48 mm) |
Standard length* ft (m) | 7.87" - 19.7 (2.4 - 6.0 mm) |
*Other lengths upon request. |
Mechanical Properties
Product | Wall Thickness in. (mm) | Minimum yield load (kipf) | Typical Elongation A (%), not guaranteed | Elongation A (min %) | Typical breaking load (kipf), not guaranteed | Minimum breaking load (kipf) | Weight lb./ft (kg/m) |
|---|---|---|---|---|---|---|---|
Virsbolt 240+ Light | 0.091 in (2.3 mm) | 220 | 20 | 10 | 250 | 240 | 2.083 lb/ft (3.1 kg/m) |
Tolerances
Tolerances according to Jennmar specifications.
Please get in touch with your local salesperson for more information regarding tolerances.
Delivery Conditions
Dry/oiled/plastic coated. Virsbolt expandable rock bolts are delivered bundled. Virsbolt 240/240+/240 light are delivered in bundles of 50 bolts per bundle.
Delivery requirements can be found in Jennmar's brochure Virsbolt, expandable rock bolt for rock reinforcement or at www.jennmar.se
Fabrication and Other Recommendations
Product | Virsbolt 240 Light |
|---|---|
Recommended hole diameter in. (mm) | 1.693" - 2.047" (43 - 52 mm) |
Recommended inflation pressure psi (bar) | 4351 psi (300 bar) |