Shandong China Coal Industry & Mining Group Co.,Ltd
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Product Introduction
We are professional manufacture for U beam steel arch and accessories. we not only supply standard length u beam arch, but also can supply u beam steel arch according to customr requirement and technical drawing.
The U beam arch mainly use in mining and tunneling for roof support . It has low cost, easy operation and high efficiency function.
The U beam arch specification as follows:
beam arch
Spec.:18 U, 25U, 29U, 36U, 40U
Main Parameter
beam arch
Spec.:18 U, 25U, 29U, 36U, 40U
Standard:GB/QB
Materials: 20MnK
Length: 8,9,10,12m