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锚杆、矿用锚杆、矿用树脂锚杆、麻花式树脂锚杆、矿用右旋锚杆、u型钢、u 型卡兰、煤矿支护架、煤矿锚杆、圆钢锚杆等 关于·斗地主·真钱·联系·斗地主·真钱·网站地图

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W钢护板

W型钢带为煤矿巷道组合锚杆用W型带状支护构件,是与锚杆配合使用组成支护网架,起到对煤矿巷道或工程隧道岩壁的支护作用。广泛应用于矿井下巷道,工作面切眼,硐室及其他领域的巷道支护,对处理不稳定围岩效果更佳。

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