Factory Rebar Gigh Quality Steel Bar Hrb335/Hrb400/Hrb500

Advantages of threaded steel anchor

Right-handed equal strength threaded steel type resin anchor rod body can realize a good match with the diameter of the anchor hole and the diameter of the resin medicine maki, which has the characteristics of strong anchor force, high elongation, safety and reliability, high quality and low consumption, and easy to use. Anchor rod full thread full length equal strength, expanding the scope of anchor use, can realize the end anchor, extension anchor and full anchor; easy to operate, low price, etc..


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Product Details

Description of Rebar Anchor

Generally applicable to mine roadway, bridge tunnel, track slope protection, etc. to strengthen the support, the general anchor hole is the use of anchor drilling rig to drill holes, and then put on the appropriate anchoring agent (resin medicine roll), and then use the anchor drilling rig and other tools will be drilled into the anchor hole anchor stirring the anchoring agent anchoring, and then use the anchor drilling rig and other tools for its nut installation; is the basic component of the support of the roadway of the contemporary coal mines, he binds the surrounding rock together, so that the surrounding rock itself to support itself, the basic components. It binds the surrounding rock of the roadway together, so that the surrounding rock supports itself. Nowadays, anchor rods are not only used in mines, but also used in engineering technology to actively reinforce slopes, tunnels and dams. Anchor as a deep stratum of the tensile member, it is connected with the engineering structures at one end, the other end of the deep stratum, the whole anchor is divided into the free section and anchorage section, the free section is the anchor head of the tensile force to the anchor solid area, its function is to apply prestressing force to the anchor; anchorage section refers to the cement paste will be prestressing tendon bonded with the soil layer of the region, its function is to increase the friction effect of the anchorage solid bonded with the soil layer, increase the anchor solid pressure-bearing effect, will be the anchor of the soil layer, and will be the anchor of the soil layer, the anchor of the soil layer. Its function is to increase the bonding friction between the anchor solid and the soil layer, increase the pressure-bearing effect of the anchor solid, and transmit the tension of the free section to the depth of the soil. Anchor rod full thread full length equal strength, than the same specification anchor rod bearing capacity increased by 40%; expand the scope of use of the anchor rod, can realize the end anchor, lengthening anchor and full anchor; easy operation, low price and other advantages, widely used in coal mines, railroads, hydropower and other projects all kinds of roadway support.




Factory Rebar Gigh Quality Steel Bar Hrb335/Hrb400/Hrb500


Technical Parameters.


material

20MnSi

Strength specifications

 yield strength

(MPa)

tensile strength

(MPa)

tensile strength

(%)

breaking load

(KN/M)

Theoretical quality

(KG/M)

 

φ16

≧335

≧490

≧16

  ≧100

1.6

 

φ18

≧335

≧490

≧16

  ≧126

2.0

 

Φ20

≧335

≧490

≧16

  ≧156

2.5

 

Φ22

≧335

≧490

≧16

  ≧189

3.0




Factory Rebar Gigh Quality Steel Bar Hrb335/Hrb400/Hrb500


The applicable conditions of right-hand anchor/equal-strength threaded steel anchor include the following steps:

1.Determine the anchor hole position, use the eye drill, anchor drilling rig or coal electric drill to make the hole, the depth is 80-100mm shorter than the length of the anchor.

2. Inject compressed air into the hole using a pressurized air pipe to remove rock dust from the hole.

3. The diameter of the drilling hole is required to be 6-12mm larger than the diameter of the anchor rod.

4. Send the medicine roll into the bottom of the eye, start the mixing device for mixing, and strictly control the mixing time to meet the requirements of the resin anchor fixing agent.

5. Wait for the curing time to arrive, put on the tray and tighten the nut.


Factory Rebar Gigh Quality Steel Bar Hrb335/Hrb400/Hrb500


Structural Features:

Excellent material: made of high quality steel with excellent tensile strength and corrosion resistance to ensure the reliability and durability of the product.

Simple structure: it consists of simple components such as anchor rods, anchor casing, anchor head and anchor anchoring material, and the design is simple and clear, convenient and practical.

Easy to install: the simple structure makes the installation process of the right-hand anchor relatively simple and quick, which can quickly complete the installation and fixing and improve the construction efficiency.



Factory Rebar Gigh Quality Steel Bar Hrb335/Hrb400/Hrb500


Product Construction Points.

 1. In the process of anchor production, it is necessary to select, process and manufacture the materials in strict accordance with the design requirements, to ensure its quality and performance. 2. In the design of right-hand anchor, it is necessary to carry out accurate calculation and comprehensive consideration according to the actual project requirements and geological conditions. 3. 3. During the use of anchor, regular inspection and maintenance should be carried out, and problems should be dealt with in time to ensure its safety, stability and durability. 4. During the installation of anchor, it should be operated in strict accordance with the installation drawings and technological requirements, so as to avoid problems such as improper installation and poor connection. 


Factory Rebar Gigh Quality Steel Bar Hrb335/Hrb400/Hrb500

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