Shandong China Coal Group Co., Ltd.
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Price: | 1.0~2.0 USD |
Payment Terms: | T/T |
Place of Origin: | Shandong, China (Mainland) |
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U-Beam mining support steel
It is mainly used for mining tunnel support ,with the features of high presure long fit strong structure.
Name of Products:U-Beam mining support steel
Spec.: 25U, 29U, 36U
Standard:GB/QB
Materials: 20MnK, Q275
Length: 8,9,10,12m