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| Product Name: |
Thread Bar Anchor Bolt
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| Supply Ability: |
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| Related proudcts |
rock bolt, thread bar bolt, |
| Specifications |
Diameter :16 18 20 22 25mm |
| Price Term: |
FOB |
| Port of loading: |
Qingdao |
| Minimum Order |
1000sets |
| Unit Price: |
USD5 |
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Thread Bar Anchor Bolt
(Prestressed Bolt) :
Thread bar Bolt is composed of screw thread steel bar , high strength plate ,casting damping nut ,yield tube, washer , and other accessories . According to the structure of steel bar ,the bolt has two stypes : Rib Rebar Bolt and Non-Rib Rebar Bolt .
The bolt is usually used in thick coal seam ,that has high stress, large deformation, difficult to support and other poor environment .
Feature :
(1) The bolts have high strength stress ,good support capacity can prevent the roof from sinking down ,and the strata sliding .
(2) Fast and easy installation by mechanized tools.
(3) Be used with resin anchoring cartridge for permanent support .
(4) Be used in high stressed ,large deformed area .
(5) Low price, widely used in coal mines, railways, hydropower and other types of roadway projects.
(6)Thread profile has higher strength than rod and offers excellent mixing capabilities in resins installation
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| Company: |
Shandong Tongrui Mining Technology Co.,Ltd
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| Contact: |
Ms. Eileen Zhang |
| Address: |
No.7 in North Road of Manzhuang Steel Market |
| Postcode: |
271000 |
| Tel: |
+86-18653842016 |
| Fax: |
+86-538-6366579 |
| E-mail: |
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