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Features of super quality hollow grouting steel anchor bar

Jining Hengwang Mining Machinery Co., Ltd.
Jining Hengwang Mining Machinery Co., Ltd.
City: Jining
Province/State: Shandong
Tel: 86-537-13563796657
Contact Person: alise

Features of super quality hollow grouting steel anchor bar

Place of Origin : china
Brand Name : HWGK
Certification : CE/SGS
Price : 1 USD
Packaging Details : wooden case
Delivery Time : within 7 days
Payment Terms : T/T
Supply Ability : 100000000sets/month
MOQ : 1 set
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super quality hollow grouting steel anchor bar

Features of super quality hollow grouting steel anchor bar


1.Self-drilling anchor bolt has two performance: drilling and grouting. It features a hollow bore for flushing, or simultaneous drilling and grouting.

2.The self-drilling anchor bolt is reliable, efficient and convenient, which makes high piling output possible.

3.Sinorock Corrosion Protection System:

a:Hot-Dip Galvanizing Corrosion Protection. We can do it according to EN ISO1461.

b:Duplex Coat System: Duplex Coat=Hot-dip galvanizing+Epoxy Powder Coating.


Application of super quality hollow grouting steel anchor bar


Self drilling anchor bolt system is mainly used for slope stabilization, foundation with micropiles and tunneling, it’s also widely used in the railway system, metro project, etc. It can be installed in sites with weak rocks, loose soil, weathered layer, sand with stone layer and so difficult to create a hole in complex formation. The unconsolidated ground condition favor the self drilling anchor bolt technique for fast and simple method of installed compared to the traditional method.

ling output possible.


The detailed information about the Sinorock self drilling anchor bolts series can be seen as follows:

Size

Weight

kg

Outer Φ

mm

Inner Φ

mm

Cross section

mm2

Ultimate load

KN

Yield Load

KN

TensileStrength

N/mm²

R25N

2.3

25

14

290

200

150

520

R32L

2.7

32

22

340

220

180

530

R32N

3.4

32

18.5

430

280

230

530

R32S

4.1

32

15

520

360

280

540

R38N

6.1

38

19

770

500

400

520

R51L

7

51

36

890

550

450

510

R51N

8.4

51

33

1070

800

630

590

T76N

15

76

51

1900

1600

1200

630

T76S

19.7

76

45

2500

1900

1500

600

Note:

Thread:Left or Right

Steel grade:Acc. to EN 10083-1

Delivery Length(m):1~8m



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