Navigation

sail Online
Visited by mobile
back top

Menu

weixin
Follow Us On
facebook linkedin

High Strength Mining Self Drilling Hollow Rock Anchor Drill Bolt

High Strength Mining Self Drilling Hollow Rock Anchor Drill Bolt is widely used in road / rail construction and maintenance

Related Products
  • sales@chinacoalintl.com
  • +86-18660761375
  • Please Leave a Message
  • What can I do for you

Introduction Of High Strength Mining Self Drilling Hollow Rock Anchor Drill Bolt

* High Strength Mining Self Drilling Hollow Rock Anchor Drill Bolt is widely used in road / rail construction and maintenance
* Rock Bolt can be used for Tunneling & Mining
* Rural environments
* Private residences
* Special foundations
* Avalanche protection structures


Alloy Drill: made of high-quality alloy by precision technology, with strong hardness and toughness, penetrating force can drill into a variety of rock


Bolt Body: The most important component of the assembly, plays a major role in drilling and anchoring.

Connection Sleeve: Play the role of connection when the bolt needs to be lengthened.

Pad: can withstand greater surrounding rock stress.

Screw Nut: The stress of surrounding rock can be concentrated on the pad.


Parameter of High Strength Mining Self Drilling Hollow Rock Anchor Drill Bolt

Description

unit

R25

R32N

R32N

R32S

R32SS

R38N

R51N

T30N

T40N

T52

T76N

Outer Diameter

mm

25

32

32

32

32

38

51

30

40

52

76

Inner Diameter

mm

14.5

21.5

20

20

18.5

23

36

15

21

26

52

Area

mm2

255

331

369

369

407

548

892

331

803

1274

1991

Ultimate Tensile Load

KN

200

280

280

360

400

500

800

260

660

929

1660

Yield Load

KN

150

230

230

280

330

400

630

220

525

730

1200

Ultimate Tensile Strength

Mpa

784

846

758

976

983

912

897

785

822

729

837

Yield Strength

Mpa

588

695

623

759

811

730

706

665

654

573

628

Nominal Weight

kg/m

2

2.6

2.85

2.9

3.2

4.2

7

2.6

6.3

10

15

Pictures of High Strength Mining Self Drilling Hollow Rock Anchor Drill Bolt

High Strength Mining Self Drilling Hollow Rock Anchor Drill BoltHigh Strength Mining Self Drilling Hollow Rock Anchor Drill Bolt

Product Feedback

Average Star Rating:

History Feedback: (0)

Latest Feedback

条数110
Star Rating:
Click to replace the verification code. Refresh
skype sail Online Email:sales@chinacoalintl.com
menu
Home Products Top

+

+

Please leave a message