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Metal Roof Beam
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This product is mainly used in supporting the roof of the working face, there are metal beam and non-metal beam.
Technical parameter
|
Type |
Length (mm) |
Permitted Bending Strength(KNM) |
Adjust Angle |
Weight(Kg) |
||
|
girder |
articulated part |
vertical angle |
horizontal angle |
|||
|
DJB600/470 |
600 |
52.5 |
30 |
≥7 |
≥3 |
18.9 |
|
DJB800/420 |
800 |
22.9 |
||||
|
DJB1000/300 |
1000 |
26.93 |
||||
|
DJB1200/300 |
1200 |
30.95 |
||||
Non-articulated long beam series (mm):
|
1400 |
1600 |
1800 |
2000 |
2200 |
2400 |
2600 |
2800 |
|
3000 |
3200 |
3400 |
3600 |
3800 |
4000 |
4200 |
4400 |