DFCC mining joist steel beam can support long span cantilevered roof roof control area, to achieve a greater face without pillars supporting the work space, improve working conditions and the use of new coal mining machinery and flexible transport cashier favorable transformation condition.
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 |