| Model: | - |
|---|---|
| Brand: | Sinorock |
| Origin: | Made In China |
| Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Bars, Rods, Angles, and Stainless Steel Shapes |
| Label: | rock bolt , self rock bolt , hollow rock bolt |
| Price: |
US $5
/ Set
|
| Min. Order: | 1 Set |
| Last Online:12 Jun, 2016 |
Specifications
1.Sinorock R51L self-drilling rock bolt.
2.Material:seamless steel pipe 40Cr /EN 10083-1.
3.Left-hand thread.
4.ISO9001 2008
Sinorock R51L self-drilling rock bolt is used to stablize unstable soil formation.The unconsolidated or weathered ground conditions favor this technique for fast and simple method of installation compared to the traditional method.
We can produce all kinds of self-drilling rock bolt,such as R25N,R32L,R32N,R32S,R38N,R51N,R51L,T76N and T76S.and we can make special rod, plate,extension coupling, nuts according to your request
R51L self-drilling rock bolts can be galvanized,epoxy or galvanized epoxy
double-handling to meet the different corrosion resistance requiements
|
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 |
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|
Steel grade:Acc. to EN 10083-1 |
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|
Delivery Length(m):1~8m |
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