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Quick Details

  • Place of Origin: Shandong, China (Mainland)
  • Brand Name: TONRY
  • Model Number: TRFB33/39/42/47
  • Type: Anchor Bolt
  • Material: Steel
  • Diameter: 33mm/39/40/41/42mm/46mm/47mm
  • Length: 914mm--3m
  • Capacity: ≥100kn
  • Standard: GB, ISO, SGS, GB,ASTM
  • Surface treatment: black or galvanized
  • Thickness: 2.5mm-3.0mm
  • Application: mining/tunnel/railway/ground support
  • Packing: as your request
  • Delivery Detail: about 15 workdays after payment

Packaging & Delivery

Packaging Details: exporting standard package,ensure safe transportation
or as customer's request
Delivery Detail: 10-15 days

1. Galvanized  m33x1.5 friction anchor rock bolts

  • Rollformed C shape
  • Diameter: 33mm-47mm
  • Thickness: 2.5mm-3.0mm
  • Length: 914mm--3m
  • Professional Manufacturer for several years
  • Focus on the oversea market
  • Used in mines,tunnels,slopes, ground support 
  • Welded ring to hold the bearing plate.

 

 

2.Features

  • Simple installation procedure; save cost
  • High yield strength and high tensile strength
  • Simple design
  • Immediate friction support
  • Axial and radial support
  • No pressurizing and resin
  • Used with bearing plate
  • Available in black or hot dip galvanized

3.Properties

 

 

 

4.How to Installation

 

(1)Evaluate the ground nature

(2)Drilling a hole as requirement

(3)Clean dust of the hole

(4)Drive rock bolt with plate into the hole 

(5) Ensure your safety

 

 

5. Split set anchor bolts

 

 

      

 

 

 

 

 

 

 

 

 

 

 

6.Certificates and Test report

   

 

 

7.Our lab and factory

 

 

 

8.Our partner

   

 

 9.Advantages

(1)High strength  for support!

(2)Guarantee quality ----100% test before delivery!

(3)Competitive price!

(4)Fast delivery!

(5)Best service!

 

Support the mines of the world!

 

                                          Protect the miners in the world! 

                                                      

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China (Mainland) | Manufacturer
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