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Rock Bolt System
JHMRD ROCKBOLT ANCHOR SYSTEM
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Product Details:
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JHMRD Series Rockbolt Anchor S
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 Parameters (Please Mail to us for Password. Thank you for your visiting !)
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Product Parameters |
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TYPE |
UNIT |
RD25N |
RD27N |
RD29N |
RD32N |
RD38N |
RD51N |
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TYPE OF ROCK BOLT BODY |
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R25 / 5-A |
R27 / 6-A |
R29 / 7-A |
R32 / 6-A |
R38 / 8-A |
R51 / 8-A |
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ULTIMATE TENSILE OF ROCK BOLT BODY |
KN |
180 |
230 |
290 |
290 |
450 |
640 |
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RATE OF EXTENSION |
％ |
6 |
6 |
6 |
6 |
6 |
6 |
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NOMINALOUTDIAMETER/
THICKNESS |
mm |
25 / 5 |
27 / 6 |
29 / 7 |
32 / 6 |
38 / 8 |
51 / 8 |
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WEIGHT |
Kg/m |
2.5 |
3.1 |
3.8 |
3.8 |
5.9 |
8.5 |
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DIRECTION OF THREAD |
Left-lateral |
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STANDARD LENGTH OF ROCK BOLT BODY |
m |
2.5 / 3 / 3.5 / 4 / 4.5 / 5 / 5.5 / 6 / 8 |
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DIAMETER OF HOLE OF ROCK BOLT |
mm |
Φ42 |
Φ46 |
Φ50 |
Φ75 |
Φ115 |
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TYPE |
UNIT |
RD25S15 |
RD27S20 |
RD29S26 |
RD32S25 |
RD38S40 |
RD25S12 |
RD27S18 |
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TYPE OF ROCK BOLT BODY |
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R25 / 4-A |
R27 / 5-A |
R29 / 6-A |
R32 / 6-A |
R38 / 7-A |
R25 / 5-B |
R27 / 6-B |
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ULTIMATE TENSILE OF ROCK BOLT BODY |
KN |
180 |
230 |
290 |
290 |
450 |
640 |
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RATE OF EXTENSION |
％ |
6 |
6 |
6 |
6 |
6 |
6 |
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NOMINALOUTDIAMETER/
THICKNESS |
mm |
25 / 5 |
27 / 6 |
29 / 7 |
32 / 6 |
38 / 8 |
51 / 8 |
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WEIGHT |
Kg/m |
2.5 |
3.1 |
3.8 |
3.8 |
5.9 |
8.5 |
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DIRECTION OF THREAD |
Left-lateral |
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STANDARD LENGTH OF ROCK BOLT BODY |
m |
2.5 / 3 / 3.5 / 4 / 4.5 / 5 / 5.5 / 6 / 8 |
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DIAMETER OF HOLE OF ROCK BOLT |
mm |
Φ42 |
Φ46 |
Φ50 |
Φ75 |
Φ42 |
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↑top |
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