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hua sheng bo tao industry co.,ltd.
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Metal roof beam
本产品主要适用于煤矿井工采煤工作面顶板支护,有金属铰接顶梁和非金属铰接顶梁。
This product is mainly suitable for coal mine mining face roof support, there are metal hinged top beam and non-metal hinged top beam.
非铰接长梁长度系列(mm):
1400
1600
1800
2000
2200
2400
2600
2800
3000
3200
3400
3600
3800
4000
4200
4400
DJB金属铰接顶梁技术参数:
型号
长度(mm)
许用弯矩 KNM
调整角度
重量(kg)
(梁体)
(铰接部)
(上下)
(左右)
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