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GB/T 2847-2005e 用于水泥中的火山灰质混合材料 被代替 发布日期 :  2005-08-09 实施日期 :  2006-03-01

This standard specifies the terms and definitions, classification, technical requirements, test methods, inspection rules, delivery and storage of the pozzolanic materials.
This standard is applicable to the pozzolanic materials which are used for mixed materials in the cement production.

   电子版:216元 / 折扣价: 184  纸质版:216元 / 折扣价: 184

GB/T 2419-2005e 水泥胶砂流动度测定方法 现行 发布日期 :  2005-01-19 实施日期 :  2005-08-01

This standard specifies the principle,apparatus,laboratory and materials,test method,results and calculation while determining the fluidity of cement mortar.
This standard is applicable to the determination the fluidity of cement mortar.

   电子版:192元 / 折扣价: 164  纸质版:192元 / 折扣价: 164

GB/T 1345-2005e 水泥细度检验方法 筛析法 现行 发布日期 :  2005-01-19 实施日期 :  2005-08-01

This standard specifies the cement fineness screening test method by means of the standard sieves of 45 μm square mesh and 80 μm square mesh.
This standard is applicable to Portland cement,ordinary Portland cement,slag Portland cement,pozzolanic Portland cement,fly ash Portland cement,compound Portland cement and other kinds of cement and powdery materials to which this standard is specified to apply.

   电子版:372元 / 折扣价: 317  纸质版:372元 / 折扣价: 317

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