离岸价格
获取最新报价5 ~ 10 / Set
|Minimum Order
位置:
Shandong, China (Mainland)
最小订单价格:
最小订单:
1000 Set
包装细节:
as customer's request
交货时间:
15days after payment in advance
供应能力:
1000 Set per Day
付款方式:
T/T, L/C
联系人 Ms. Eileen
Steel Market, Manzhuang, Tai'an, Shandong, China (Mainland), Taian, Shandong
grout 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
2.PROPERTY:
