Mltiple anti-corrosion measures hollow rockbolt
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Mltiple anti-corrosion measures hollow rockbolt
Mltiple anti-corrosion measures hollow rockbolt
The anchor bolt system adopts hot dip galvanizing of anchor bolt and fittings and spray epoxy resin coating to achieve double anti-corrosion. At the same time, plastic corrugated casing is sleeved on the full length of the anchor bolt body to achieve multi-weight anti-corrosion effect. The anchor bolt system consists of anchor bolt body, grouting bag, anti-corrosion casing, shell expansion anchor head, backing plate, nut and grouting tube.
| Product Model | Ultimate breaking force | Zhang control value is not greater | Corrugated plastic sleeve | Anchor End | Hexagon nut S * H | Recommended drilling | Remarks | ||
| KN | KN | Outer diameter/inner diameter * wall thickness mm | Model | Hexagon opposite side * height mm | Diameter mm | ||||
| multi-weight anti-corrosion anchor | SR20 | SR20 | 180 | 60 | 34/28*1 | 42/SR20 | 30*32 | 42~45 | stretchable control anchor rod |
| SR22 | SR22 | 210 | 90 | 34/28*1 | 42/SR22 | 34*35 | 42~45 | ||
| SR20-SN | SR20 | 180 | 34/28*1 | 42/SR20 | 30*32 | 42~45 | non-tension-controlled anchor rod | ||
| SR22-SN | SR22 | 210 | 34/28X*1 | 42/SR22 | 34*35 | 42~45 | |||
| Description | Anchor rod length: single manufacturing standard length 2/2.5/3/3.5/4/4.5/5/6/m, please explain the order, special specifications can be produced according to users, anchor rod body and accessories can be hot galvanized to realize multi-weight anti-corrosion. | ||||||||
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