This International Standard specifies a method for determining the swelling properties of hard coal when heated in a covered crucible. NOTE The ”crucible swelling number” (CSNJj is also known as the “free swelling index” (FSJI),
ISO 501:2012由国际标准化组织 IX-ISO 发布于 2012-09。
ISO 501:2012 在中国标准分类中归属于: D21 煤炭分析方法,在国际标准分类中归属于: 73.040 煤。
Copyright ©2007-2022 ANTPEDIA, All Rights Reserved
京ICP备07018254号 京公网安备1101085018 电信与信息服务业务经营许可证:京ICP证110310号