Product details
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.
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Thread Size: R25,R32, R38, R51
Thread Direction: Left hand
Thread Standard: ISO 10208 / ISO 1720 / other international standards
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Size  |
O.D |
I.D |
Sectional Area |
Ultimate Load |
Yield Load |
Agt(%) |
Weight |
|
(mm) |
(mm) |
(mm²) |
(Kn) |
(Kn) |
 |
(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 |
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Features
Stable quality;
Thread is compatible with ISO and other international standards;
Good mechanical performance.
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Applications
Pre-supporting, micropiling for foundation underpinning, slope anchorage, etc.
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Q: Is it all right to make customer's own brand name?
A: Yes, we have a flexible business model, providing OEM services
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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.
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Q: Can you do the design for us?
A: Yes, our R&D department is able to provide you complete service.
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Q: How can I get a sample to check your quality?
A: You can test the quality of our products with a trial order.
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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.
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http://www.metanchors.com/