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2021 High quality Low Relaxation Seven-Wire Strand For Prestressed Concrete - Mine Supporting Big Diameter PC Bar – Silvery Dragon

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It really is our obligation to satisfy your requirements and efficiently serve you. Your fulfillment is our greatest reward. We're hunting forward to your check out for joint development for 5.03mm Rail Tie Wire , 11.1mm 7 Wire Ordinary 1870mpa Other Strand Sizes , 12.7mm Indented Seven-Wire Strand , We, with great passion and faithfulness, are willing to provide you with perfect services and striding forward with you to create a bright future.
2021 High quality Low Relaxation Seven-Wire Strand For Prestressed Concrete - Mine Supporting Big Diameter PC Bar – Silvery Dragon Detail:

PC bar for mine anchor cable (mine supporting big diameter PC bar)
This product is heat-treated spiral rib bar with resin anchoring structure for mine anchor cable. Its specifications are φ16.0mm, φ18.0mm, φ20mm, and the tensile strength grade are 1080Mpa, 1270Mpa, and 1420Mpa. The product has the characteristics of high strength, high toughness, low relaxation, total elongation under maximum force Agt≥3.5% and impact absorption energy Akv/J≥32. Its shape is spiral rib. It is a new type of support material that combines the advantages of ordinary resin anchor rod and high-strength PC strand materials. During application, it adopts tensioning method to apply preload and only the tail of the bar is stretched to avoid the torsion of traditional anchor rods caused by applying preload through pre-tightening torque and breakage in shear. The tensioning method can also greatly increase the pre-tightening force and improve support effect. It is a new type of material for mine support.

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Key parameters & reference standards

Appearance Nominal Dia.(mm) Tensile Strength(MPa) Relaxation(1000h) Standards
Spiral Groove 6.1,7.1,9.3,10.0,10.7,12.67.4,9.2,11.0,13.0 1230,1420 Low relaxation2.5% JIS G3137, GB/T5223.3KS D3505
PC bar for mine anchor cable 16.0,18.0,20.0 1080,1270,1420

PC-Bar-in-Coil


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2021 High quality Low Relaxation Seven-Wire Strand For Prestressed Concrete - Mine Supporting Big Diameter PC Bar – Silvery Dragon detail pictures


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Our eternal pursuits are the attitude of "regard the market, regard the custom, regard the science" and the theory of "quality the basic, trust the first and management the advanced" for 2021 High quality Low Relaxation Seven-Wire Strand For Prestressed Concrete - Mine Supporting Big Diameter PC Bar – Silvery Dragon, The product will supply to all over the world, such as: Russia, Buenos Aires, St. Petersburg, Our solutions are produced with the best raw materials. Every moment, we constantly improve the production programme. In order to ensure better quality and service, we now have been focusing on the production process. We have got high praise by partner. We are looking forward to establishing business relationship with you.
  • It is a very good, very rare business partners, looking forward to the next more perfect cooperation!
    5 Stars By Evangeline from Guatemala - 2017.06.16 18:23
    The factory has advanced equipment, experienced staffs and good management level, so product quality had assurance, this cooperation is very relaxed and happy!
    5 Stars By Florence from Dubai - 2018.12.14 15:26

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