现行 NB/T 51070-2017
煤矿膏体充填材料试验方法 煤矿膏体充填材料试验方法 Method of material testing of paste filling in mines
发布日期:2017-03-28
实施日期:2017-08-01
分类信息
研制信息

归口单位: 中国煤炭工业协会

起草单位: 山东能源淄博矿业集团有限责任公司、 中国矿业大学、 山东省充填开采工程技术研究中心

起草人: 侯宇刚、 孙希奎、 常庆粮

标准简介

本标准规定了煤矿膏体充填材料试验方法的试验项目、试验仪器和设备、试验步骤、结果计算及确定和试验记录。 本标准适用于煤矿井下充填的膏体充填材料试验,包括取样及试样的制备、试件的制作及养护、流动性试验、泌水试验、凝结时间试验、抗压强度试验及试验记录

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最后更新时间 2025-09-02