GB/T 21371-2019 Active National standards

GB/T 21371-2019 By-product gypsum used in cement

Publish Date: 2019-10-18 Implement Date: 2020-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 21371-2019

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Cement

ICS Name: Cement, gypsum, lime, and mortar

Publish Date: 2019-10-18

Implement Date: 2020-09-01

Publisher: 国家市场监督管理总局、中国国家标准化管理委员会

Technical Committee: 全国水泥标准化技术委员会(SAC/TC 184)

Pages: 5 pages

Scope

本标准规定了用于水泥中的工业副产石膏的术语和定义、技术要求、试验方法和判定规则、运输和储存。
本标准适用于水泥调节凝结时间用工业副产石膏的验收、使用。

Development Information

Drafting Units:

中国建筑材料科学研究总院有限公司、湖北省产品质量监督检验研究院、南通海鑫建材有限公司、多氟多化工股份有限公司、青州中联水泥有限公司、山东山铝环境新材料有限公司、潞城市卓越水泥有限公司、白银中天化工有限责任公司、云南省建筑材料产品质量检验研究院、四川利森建材集团有限公司、平阴山水水泥有限公司、贵州晴隆盘江水泥有限公司、山东鲁北企业集团总公司、安徽精强新材料有限公司、中国葛洲坝集团水泥有限公司、辽宁省建设科学研究院有限责任公司、内蒙古自治区建材产品质量检验院、广东省工程技术研究所、广灵金隅水泥有限公司、河北金隅鼎鑫水泥有限公司、北京中材国研建筑材料研究所、宁夏盈氟金和科技有限公司

Drafting Persons:

肖忠明、谷正彦、周胜银、叶文豪、管怀民、于光民、张晓阳、闵江宁、杜礼、郭俊萍、周绍波、龚明、冯富宁、毕国庆、王小平、吕天宝、刘新华、黄红武、邹兴芳、宁柱伟、任粉梅、李阳芬、许湛、冯煜怀、马军民、魏争光

Word Count: 10 Thousand words Pages: 5 pages

Replace the following standards

GB/T 21371-2008 By-product gypsum used in cement

Referenced Standards

GB/T 1346-2001 Test methods for water requirement of normal consistency,setting time and soundness of the portland cements GB/T 1346-2011 Test methods for water requirement of normal consistency,setting time and soundness of the portland cement GB/T 2419-1994 Test method for fluidity of cement mortar GB/T 2419-2005 Test method for fluidity of cement mortar GB/T 5483-1996 Gypsum and anhydrite GB/T 5483-2008 Natural gypsum GB/T 5484-2000 Methods for chemical analysis of gypsum GB/T 5484-2012 Methods for chemical analysis of gypsum GB/T 5484-2024 Methods for chemical analysis of gypsum GB 6566-2001 Limit of radionuclides in building materials GB 6566-2010 Limits of radionuclides in building materials GB/T 17671-1999 Method of testing cements—Determination of strength GB/T 17671-2021 Test method of cement mortar strength(ISO method) JC/T 1083-2008 Test method for compatibility of cement and water-reducing agent GB/T 5483-2024 Natural gypsum GB/T 1346-2024 Test methods for water requirement of standard consistency,setting time and soundness of the portland cement

Related Standards

GB/T 2022-1980 Replaced

GB/T 2022-1980 Test method for heat of hydration of cement—Adiabatic method

Publish Date: 1980-09-27

GB/T 177-1985 Abolished

GB/T 177-1985 Test method for strength of hydraulic cement mortar

Publish Date: 1985-06-29

GB/T 6645-1986 Replaced

GB/T 6645-1986 Granulated electric furnace phosphorous slag used for cement production

Publish Date: 1986-07-29

GB/T 7897.1-1987 Replaced

GB/T 7897.1-1987 Test method of mechanical properties of mortar for ferrocement General principle

Publish Date: 1987-06-05

GB/T 7897.2-1987 Replaced

GB/T 7897.2-1987 Test method of mechanical properties of mortar for ferrocement Test of bending strength

Publish Date: 1987-06-05

GB/T 7897.3-1987 Replaced

GB/T 7897.3-1987 Test method of mechanical properties of mortar for ferrocement Test of compressive strength

Publish Date: 1987-06-05