Standard No.:	GB/T 13390-1992
English Name:	Metallic powder－Determination of the specific surface area－Method of nitrogen adsorption
Chinese Name:	金属粉末比表面积的测定 氮吸附法
Chinese Classification:	H21    Metal physical property test method
Professional Classification:	GB    National Standard
ICS Classification:	77.040.30 77.040.30    Chemical analysis of metals 77.040.30
Issued by:	CSBTS
Issued on:	1992-02-19
Implemented on:	1992-10-1
Status:	superseded
Superseded by:	GB/T 13390-2008 Metallic powder-Determination of the specific surface area - Method of nitrogen adsorption
Superseded on:	2008-9-1
Language:	English
File Format:	PDF
Word Count:	6000 words
Price(USD):	180.00
Delivery:	via email in 1~3 business day

本标准规定了金属粉末比表面积的测定方法。本标准适用于金属粉末比表面积的测定。测定范围为0.1~1000m2/g。非金属粉末及微孔材料的比表面积测定亦可参照使用。本标准所测表面积为粉末的总表面积，包括氮分子可进入粉末体的任何开孔表面积；它不同于用空气透过法测定的表面积，后者系指包络表面积。