Standard No.:	GB/T 2999-2002
English Name:	Refractory materials - Determination of bulk density of granular materials
Chinese Name:	耐火材料颗粒体积密度试验方法
Chinese Classification:	Q40    Fireproof material in general
Professional Classification:	GB    National Standard
Issued by:	AQSIQ
Issued on:	2002-12-31
Implemented on:	2003-6-1
Status:	superseded
Superseded by:	GB/T 2999-2016 Refractory materials—Determination of bulk density of granular materials
Superseded on:	2017-7-1
Superseding:	GB/T 2999-1982 Test method for the bulk density of granular refractory materials
Language:	English
File Format:	PDF
Word Count:	5000 words
Price(USD):	150.00
Delivery:	via email in 1~3 business day

本标准规定了测定粒度大于2.0mm的颗粒状耐火材料体积密度的两种方法：——方法1：称量法；——方法2：滴定管法。方法1用作仲裁法。根据被测材料的性质，两种方法可以得出不同的结果。因此，报告体积密度值时应说明所用的方法或在有争议时应该使用的方法。对于试样的体积测定，选样和制样，计算体积密度以及提出的试验报告都应采用同一种方法。