π-type Steel Beam is the most commonly used roof beams,,π steel beam with two roots ππ heat-treated steel welded together, thus its name from.π steel beam is mainly used for coal mine tunnel or roadway roof support, with single prop to play with the composition of the metal bracket supporting effect roof beams.
Model |
Center distance(mm) |
Connect number of each time |
Permissible bending distance (KN.m) |
The Angle |
Weight(㎏) |
||
The beam body |
Connection articulated |
Upper, lower |
Left, right |
||||
DJB600/470 |
600 |
1-2 |
52.50 |
30.00 |
≥7° |
≥3° |
18.86 |
DJB800/420 |
800 |
1-2 |
52.50 |
30.00 |
≥7° |
≥3° |
22.9 |
DJB1000/300 |
1000 |
1-2 |
52.50 |
30.00 |
≥7° |
≥3° |
26.93 |
DJB1200/300 |
1200 |
1-2 |
52.50 |
30.00 |
≥7° |
≥3° |
30.95 |