Product Details
Product Introduction
R thread hollow anchor bar is the body of a self-drilling anchor, as a hollow steel tube with an outer round thread, hollow anchor has the sacrificial anchor bit connected at one side, plate and nut connected at the other; two hollow anchor bars could be connected together via a coupling, for duties that requiring longer anchors.
Â
Thread Size: R25,R32, R38, R51
Thread Direction: Left hand
Thread Standard: ISO 10208 / ISO 1720 / other international standards
Â
Product Parameter
Size
Â
|
O.D
|
I.D
|
Sectional Area
|
Ultimate Load
|
Yield Load
|
Agt(%)
|
Weight
|
(mm)
|
(mm)
|
(mm²)
|
(Kn)
|
(Kn)
|
Â
|
(kg/meter)
|
R25
|
R25N-14
|
25.0
|
14.0
|
290
|
200
|
150
|
>10%
|
2.30
|
R32
Â
Â
Â
Â
Â
|
R32L-22
|
32.0
|
22.0
|
350
|
210
|
160
|
>10%
|
2.80
|
R32N-21
|
32.0
|
21.0
|
370
|
280
|
230
|
>6%
|
2.90
|
R32N-18.5
|
32.0
|
18.5
|
430
|
280
|
230
|
>10%
|
3.40
|
R32S-17.5
|
32.0
|
17.5
|
440
|
360
|
280
|
>6%
|
3.50
|
R32S-15
|
32.0
|
15.0
|
520
|
360
|
280
|
>10%
|
4.10
|
R32SS-14
|
32.0
|
14.0
|
520
|
405
|
350
|
>10%
|
4.10
|
R38
Â
Â
|
R38N-21
|
38.0
|
21.0
|
620
|
500
|
400
|
>6%
|
4.90
|
R38N-19
|
38.0
|
19.0
|
700
|
500
|
400
|
>10%
|
5.50
|
R38S-18
|
38.0
|
18.0
|
700
|
560
|
460
|
>10%
|
5.50
|
R51
Â
Â
Â
Â
|
R51L-38
|
51.0
|
38.0
|
760
|
550
|
450
|
>6%
|
6.00
|
R51L-36
|
51.0
|
36.0
|
970
|
550
|
450
|
>10%
|
7.60
|
R51N-36
|
51.0
|
36.0
|
970
|
800
|
630
|
>6%
|
7.60
|
R51N-33
|
51.0
|
33.0
|
1070
|
800
|
630
|
>10%
|
8.40
|
R51S-30
|
51.0
|
30.0
|
1160
|
930
|
730
|
>10%
|
9.10
|
Â
Product photo
Â
Product feature and application
Features
Stable quality;
Thread is compatible with ISO and other international standards;
Good mechanical performance.
Â
Applications
Pre-supporting, micropiling for foundation underpinning, slope anchorage, etc.
Â
Certifications
Â
Package: Packed in bundles
Â
Company Exhibition
Â
Factory & Company Overview
Â
FAQ
Q: Is it all right to make customer's own brand name?
A: Yes, we have a flexible business model, providing OEM services
Â
Q: Are you a manufacture or trading company?
A: Yes, we have 2 plants to manufacture a wide range of drilling products, including DTH drilling tools, TH (top hammer) drilling tools, Self-drilling anchoring (SDA) tools and drag bits. Meanwhile, for some items we do not produce in our own plants, we are authorized distributors by some brands, like G brand of TH (top hammer) drill rods. So we are a one-stop supplier of a wide range of rock drilling products.
Â
Q: Can you do the design for us?
A: Yes, our R&D department is able to provide you complete service.
Â
Q: How can I get a sample to check your quality?
A: You can test the quality of our products with a trial order.
Â
Q: Is the sample free,and How long can I expect to get the sample?
A: We do not offer free samples. However, your trial order will be offered to you for testing by air or sea.
Â
http://www.metanchors.com/