生产厂家销售U29钢支架，山西专供
U29钢支架, U型钢支架
U29钢支架产品介绍:
U29钢支架主要用于矿井巷道、矿井巷道二次支护、以及穿山隧道的支撑支护等用途。使用U型钢支架有效降低冒顶、片帮等事故的发生，安全可靠，提高了矿井通风系统稳定性。选用U型钢可缩性支架，较好解决了掘进支护的难题。
U29钢支架优点:
U29钢支架具有承受压力大，支撑时间久，易安装不易变形等显著特点。 U29钢支架具有可缩性和稳定可靠的承载能力，适应松软围岩的载荷和变形，断面利用率高，支架支回方便，维修量小，支架回收复用率高，减少坑木使用，环保 效益十分明显。使用U29钢支架安全可靠，有效降低冒顶、片帮等事故的发生，提高了矿井通风系统稳定性。
U29钢支架技术参数:
高度：124mm
厚度：16mm
理论重量：29kg/m
弹性模量：200GPa
泊松比：0.3
容重：7800kg/m3
抗拉强度（TS）大于575MPa,
屈服强度（YS)大于400MPa，
伸长率EL大于等于26%，
冲击功（J）在20°C时的平均值应达到54。
本文关键词：U29钢支架, U型钢支架
中煤销售专员的电话是：18660761662，联系人：万换换 QQ：1070539391
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