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岩石抗劈裂夹具煤和抗拉强度测定工程劈裂法试验装置
一、产品简介
岩石抗劈裂夹具用于测定煤和岩石抗拉强度,适用于能制成标准试件的煤和岩石。对实心圆柱体试件施加径向压缩线载荷至破坏,确定试件最大拉应力。符合 GB/T 50266-2013《工程岩体试验方法标准》和 GB/T 23561.10-2010《煤和岩石物理力学性质测定方法 第10部分:煤和岩石抗拉强度测定方法》标准要求
二、主要技术参数
1、试件规格:标准试件应采用圆柱体,直径宜为48-54mm,厚度宜为直径的0.25-0.75倍,试件内的最大颗粒应小于直径的1/10
2、试件数量:同一层煤或岩石试件的数量应不少于5块
3、外形尺寸:122*60*190mm(长宽高)
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