Threaded Anchor Rod In Concrete
Longitudinal ribless rebar resin anchors are on the whole utilized for providing robust support to roadways with substantial deformation in high-stress mines. these roadways can encompass full rocky roadways, coal roadways, and semi-coal roadways. Moreover, those anchors also can be hired for making sure immoderate-electricity and lengthy-lasting assist to railroads, highways, hydropower projects, and one of a kind comparable endeavors.
Threaded anchor without longitudinal rib is a unique rod used for strengthening and stabilizing underground engineering or civil engineering. it is crafted from excessive-electricity metal and has a threaded floor without longitudinal ribbing. the threaded anchor rod without longitudinal rib adopts threaded connection method, which may be easily connected with other rods or structural parts to form a strong support system.
Longitudinal ribless threaded rod anchoringcan be prolonged in length through threaded connection to meet different engineering desires. this anchor rod has excessive tensile, shear and torsional electricity, which could provide dependable help and fixation. It's far extensively applied in tunnels, underground mines, water conservancy initiatives, transportation and distinct fields to boost rock, soil or concrete structures. the benefits of threaded anchors without longitudinal ribs include clean set up, slight weight, reusability, and short construction duration. longitudinal ribless threaded rod anchoring can enhance engineering creation efficiency, lessen engineering fee, and has an prolonged carrier existence. all in all, threaded anchor without longitudinal rib is an vital engineering resource cloth, which can provide strong and dependable help, and is extensively utilized in numerous underground engineering and civil engineering.
Technical Parameter | ||||||||
Performance Material Specification | Rod outer diameter(mm) | carrying capacity(kn) | ||||||
Nominal size | Allow partial dragons | HRB335 | HRB400 | HRB500 | HRB600 | HRB335 | ||
standard | carrying capacity | |||||||
φ-16 | 16 | +0.3/-0 | ≧100 | ≧120 | ≧135 | 120x120x5 | ≧100 | |
φ-18 | 18 | +0.3/-0 | ≧126 | ≧150 | ≧172 | ≧206 | 150x150x5 | ≧135 |
φ-20 | 20 | +0.3/-0 | ≧157 | ≧180 | ≧210 | ≧260 | 150x150x6 | ≧170 |
φ-22 | 22 | +0.3/-0 | ≧190 | ≧225 | ≧250 | ≧310 | 150x150x8 | ≧230 |
Anchor Characteristics:
1. superficially it restricts the rock and soil frame from the authentic frame.
2. macroscopically it will increase the brotherly love of the rock and soil body.
3. anchor rods are not quality used in mines, however drastically applied in engineering generation for lively reinforcement of slopes, tunnels, dams and so on.
4. anchor is the easy detail of tunnel assist in present day underground mining, which binds the perimeter rock of the tunnel collectively, simply so the perimeter rock supports itself.
Product Selection and Working Conditions:
1. product choice: assist designers consistent with the roadway segment of the surrounding rock geological conditions to come across the surrounding rock to pressure parameters, and then blended with sensible revel in, can select distinctive specifications of the anchor.
2. the use of operating situations: users have to have drilling and installation gadget, resin anchors and so on. so that it will boom the effect of guide, after the set up of anchor rods, plus the installation of anchor net anchor cable and slurry. the drilling size and intensity ought to be used in step with the specifications of anchor rods and anchoring agents; considering the power conditions of the internet page, it's miles encouraged to prioritize using pneumatic anchor drilling rigs or hydraulic anchor drilling rigs in order that the drilling and installation are done inside the equal device: for the usage of immoderate rock hardness web page selection of the 7655 wind hammer drilling, pneumatic coal drilling and stirring set up. stirring set up of rated output pace ≥ four hundred rpm output torque, for the total-duration anchoring ought to be 2 60nm; for surrender anchoring want to be 240nm machine.
Advantages
1. Anchor end and fastening end do not require machining.
2. Equal strength for the whole length, high material utilization.
3. Huge anchorage force.
4. Pre-stressing warm piece is provided, clean to control the installation first-rate.
5. Rapid set up pace.
6. It is made according to the rotating direction of the digging tool, so that the anchor will not exit during the operation.
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