DJB Metal roof beam
Inquiry
| Post Date: | Oct 18,2013 |
| Expiry Date: | Apr 16,2014 |
| Detailed Description: |
Profile
Metal roof beam is also called metallic roof beams, one kind of articulated roof beams, can be used with all types of hydraulic prop with the composition of the metal-metal stents for the horizontal and gently inclined mine stope support of a kind of high strength roof beams, roof beams can be because of this cantilever supporting face, coal transport road above the wall in front of the roof, walls and pillars of coal have greater support among space Parameter： model center distance can take a long time allowable beam hinge to adjust the angle of the allowable (°) mm root number KN.m bends away from the bend and down about KN.m 800 800 1-2 52.50 30.00 ≥7 ≥3 1000 1000 1-2 52.50 30.00 ≥7 ≥3 1200 1200 1 52.50 30.00 ≥7 ≥3 |
| Company: | Shandong China Coal Industry and Mining Group [ China ] |
| Contact: | China Coal |
| Tel: | 0086-537-2351381 |
| Fax: | 086-0537-2368915 |
| Email: | zhongmxx@163.com |
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