1、Designation:C46516Standard Specification forProcessing Additions for Use in the Manufactureof Hydraulic Cements1This standard is issued under the fixed designation C465;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last
2、 revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification pertains to the criteria and tests to beused for determining whether a(n)organic or inorganic pro-cessing a
3、ddition,when used in the recommended amount at theoption of the cement producer in the manufacture of hydrauliccements,meets the requirements as prescribed by definition inSpecifications C150,C1157,C845,and C595.The materialslisted in the following former ASTM Specifications shall beconsidered as me
4、eting the organic processing additions re-quirements of this specification:C150 62,for Portland CementC205 58 T,for Portland Blast-Furnace Slag CementC340 58 T,for Portland Pozzolan CementC358 58,for Slag Cement1.2 The following safety hazards caveat pertains only to thetest methods described in thi
5、s specification.This standard doesnot purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the user of thisstandard to establish appropriate safety and health practicesand determine the applicability of regulatory limitations priorto use.1.3 The va
6、lues stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.2.Referenced Documents2.1 ASTM Standards:2C33 Specification for Concrete AggregatesC39/C39M Test Method for Compressive Strength of Cylin-drical Concrete SpecimensC78 Test Method for Flex
7、ural Strength of Concrete(UsingSimple Beam with Third-Point Loading)C109/C109M Test Method for Compressive Strength ofHydraulic Cement Mortars(Using 2-in.or 50-mm CubeSpecimens)C114 Test Methods for Chemical Analysis of HydraulicCementC115 Test Method for Fineness of Portland Cement by theTurbidimet
8、erC138/C138M Test Method for Density(Unit Weight),Yield,and Air Content(Gravimetric)of ConcreteC143/C143M Test Method for Slump of Hydraulic-CementConcreteC150 Specification for Portland CementC151 Test Method for Autoclave Expansion of HydraulicCementC173/C173M Test Method forAir Content of Freshly
9、 MixedConcrete by the Volumetric MethodC185 Test Method for Air Content of Hydraulic CementMortarC187 Test Method for Amount of Water Required for Nor-mal Consistency of Hydraulic Cement PasteC191 Test Methods for Time of Setting of Hydraulic Cementby Vicat NeedleC192/C192M Practice for Making and C
10、uring Concrete TestSpecimens in the LaboratoryC204 Test Methods for Fineness of Hydraulic Cement byAir-Permeability ApparatusC205 Specification for Portland Blast-Furnace Cement;Re-placed by C 595(Withdrawn 1967)3C226 Specification for Air-Entraining Additions for Use inthe Manufacture of Air-Entrai
11、ning Hydraulic CementC231 Test Method for Air Content of Freshly Mixed Con-crete by the Pressure MethodC293 Test Method for Flexural Strength of Concrete(UsingSimple Beam With Center-Point Loading)C340 Specification for Corkboard Thermal Insulation;Re-placed by C 640(Withdrawn 1967)3C358 Specificati
12、on for Slag Cement;Replaced by C 595(Withdrawn 1967)3C595 Specification for Blended Hydraulic CementsC596 Test Method for Drying Shrinkage of Mortar Contain-ing Hydraulic Cement1This specification is under the jurisdiction of ASTM Committee C01 onCement and is the direct responsibility of Subcommitt
13、ee C01.20 on Additions.Current edition approved April 15,2016.Published April 2016.Originallyapproved in 1961.Last previous edition approved in 2010 as C465 10.DOI:10.1520/C0465-16.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.F
14、or Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Bar
15、r Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 C617 Practice for Capping Cylindrical Concrete SpecimensC845 Specification for Expansive Hydraulic CementC1157 Performance Specification for Hydraulic CementD891 Test Methods for Specific Gravity,Apparent,of LiquidIndustrial C
16、hemicalsE203 Test Method for Water Using Volumetric Karl FischerTitration3.Materials3.1 Cements:3.1.1 In cases where it is desired that the proposed organicprocessing addition be accepted for general use in portlandcement,tests shall be made on cements prepared from at leastfive different clinkers.As a minimum,these clinkers shallrepresent two Type I cements containing not less than 9.0%C3A,one Type II cement,and two Type III cements,allconforming to Specification C150.3.1.2 In cases where it is
