Product Detail：
Product Introduction
It is mainly used for mining tunnel support ,with the features of high presure long fit strong structure.
Main Parameter
Name of Products:U-Beam mining support steel
Spec.: 25U, 29U, 36U
Standard:GB/QB
Materials: 20MnK, Q275
Length: 8,9,10,12m
Spec.: 25U, 29U, 36U
Standard:GB/QB
Materials: 20MnK, Q275
Length: 8,9,10,12m
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