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thread bolt

Product ID: DQ16 18 20 22

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.Material: steel
2.Fuction : used as rock bolt for support
3.Diameter : 16mm 18 mm 20mm 22mm


Thread bolt:

All-Thread Rebar Rock Bolt(Continuous Thread Rock Bolt):

All-Thread Rebar Rock Bolt is used together with dome plate and net for reliable ground support in mines, tunnels, slopes, or wherever .



1.FEATURES :

(1) In the longitudinal direcition , rock body has equal tensile strength ,that is about 40% higher than the reverse-twist bolt in the same specification .

(2) Extend the support area , not only be used by end anchoring ,but also be used by fully anchoring ,that has a better support efficiency .

(3)Low price, widely used in coal mines, railways, hydropower and other types of roadway projects.

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