20 Mnk steel u beam bracket for mine supporting

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price: Negotiable
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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-14 08:12
Browse the number: 62
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main purposes: mainly used in mine tunnel, mine tunnel secondary purpose of support, as well as the support of the mountains tunnel support.


main features: pressure, supporting a long time, easy to install is not easy deformation characteristics.

it is mainly used for mining tunnel support ,with the features of high presure steel structure.
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