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TC drilling bit for hollow threaded anchor bolt

China Rock Drilling Tools, Button Bits Manufacturers
China Rock Drilling Tools, Button Bits Manufacturers
City: Liaocheng
Province/State: Shandong
Tel: 86-635-8206122
Contact Person:
Mr. David Zhang

TC drilling bit for hollow threaded anchor bolt

Place of Origin : China
Brand Name : Jinquan
Certification : ISO9001:2008, CE, SGS, SIRA etc.
Model Number : R25 R32 R38 R51 T30 T40 T76
Thread Type : T or R, Left or Right
Material : High Strength Steel
Processing Type : Forging
Technology : Heat Treatment
Application : Hard Rock Drilling, Mining, Quarrying, Stoning, Construction
Colour : Gold, Black, Red, Blue, Yellow
Other Names : Rock Bolts,Anchor Bolt,Rock Anchor Bolt,Self Drilling Anchor Bolt,Rock Drilling Tools
MOQ : 1 piece
Price : Different goods own different price
Packaging Details : In iron bundles, ply-wooden cases or as per your special requirements
Delivery Time : Within 15-35 days according to your order quantity
Payment Terms : T/T, L/C, western union or paypal
Supply Ability : 100000 pcs per month
Contact Now
Self Drilling Grouting Tunnel Left Thread Rock Anchor Bolt
Jinquan's self drilling anchor bolt, including hollow steel anchor bar, steel drill bit or carbide drill bits, coupling, nut, plate and stopper etc., is a bolting solution for unstable ground conditions.
Self drilling anchor bolt, R25N, R32L, R32N, R32S, R38N, R51L, R51N, T76N, T76S.
1. drilling bar self drill anchor bolt
2. self-drilling grouting
3. use in mine, hard rock, tunnel
4. R&T thread
5. accessories available
6. R25N-T76S
Application:
Tunneling
Soil Nailing
Mining
Slope Stabilization
Hydroelectric Station
Civil Construction
Other underground projects
Welcome to visit our factory in China, and expecting to establish long terms cooperations with you!

Specification

R25N

R32L

R32N

R32/18.5

R32S

R32SS

R38N

R38/19

R51L

R51N

T76N

T76S

Outside diameter (mm)

25

32

32

32

32

32

38

38

51

51

76

76

Internal diameter, average(mm)

14

22

21

18.5

17

15.5

21

19

36

33

52

45

External diameter, effective(mm)

22.5

29.1

29.1

29.1

29.1

29.1

35.7

35.7

47.8

47.8

71

71

Ultimate load capacity (KN)

200

260

280

280

360

405

500

500

550

800

1600

1900

Yield load capacity (KN)

150

200

230

230

280

350

400

400

450

630

1200

1500

Tensile strength, Rm(N/mm2)

800

800

800

800

800

800

800

800

800

800

800

800

Yield strength, Rp0, 2(N/mm2)

650

650

650

650

650

650

650

650

650

650

650

650

Weight (Kg/m)

2.3

2.8

2.9

3.4

3.4

3.6

4.8

5.5

6.0

7.6

16.5

19.0

Thread type (Left-hand)

ISO 10208

ISO 1720

MAI T76 standard

Steel grade

EN 10083-1



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