【英文标准名称】:StandardTestMethodsforEvaluatingPolymerModifiersinMortarandConcrete
【原文标准名称】:聚合物改性的灰浆和混凝土的标准试验方法
【标准号】:ASTMC1439-2008a
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:C09.44
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:latex;latexpolymer;polymer-modifiedconcrete;polymer-modifiedmortar;powderpolymer;Curing(ofconcrete);Latexes/powders(polymeric);Polymericlatexes/powders;Polymer-modifiedconcrete/mortar
【摘要】:ThesetestmethodsareusedtodevelopdataforcomparisonwiththerequirementsofSpecificationC1438.Standardizedproceduresareusedtocomparethepropertiesofspecimensmadefromtestmixturesofpolymer-modifiedconcreteormortarwiththepropertiesofspecimensmadefromreferencemixtures.Thesetestmethodsarenotintendedtosimulatejobconditions.1.1Thesetestmethodsprovideameansofdeterminingtheeffectofaddingpolymermodifierstoreferenceconcreteormortar.1.2MostsectionsofASTMtestmethodsandpracticesforhydrauliccementmortarandconcreteapplytothepreparationandtestingofspecimensmadewithpolymer-modifiers.However,therearesomeexceptions,mostnotablycuring,thatneedspecialproceduresinordertodevelopthepropertiesinherentwithpolymer-modification.Thesetestmethodscovertheseexceptions.1.3Fortestingpolymer-modifiedmortarandconcretespecimens,theproceduresinthisstandardsupersedethoseinthereferencedASTMtestmethodsandpractices.Thesetestmethodsarenotapplicabletodry,packagedmortarandconcrete.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(Warningx2014;Freshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandtissueuponprolongedexposure.)
【中国标准分类号】:Q13
【国际标准分类号】:91_100_10
【页数】:5P.;A4
【正文语种】:英语


【英文标准名称】:Circularscrewingdiesforsteelconduitthread,Pg7toPg48
【原文标准名称】:Pg7至Pg48钢管螺纹加工用圆板牙
【标准号】:DIN40434-1987
【标准状态】:现行
【国别】:德国
【发布日期】:1987-09
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:攻丝刀具;螺纹车刀;G-系列螺纹;尺寸;螺纹形状;螺纹板牙;板牙;圆形;切削工具;螺纹;名称与符号;作标记;包钢管;设计
【英文主题词】:cuttingtools;screw-cuttingtools;threadingtools;dimensions;threads;marking;g-seriesscrewthreads;circularshape;designations;screwingdies;design;dies(threading);threadforms;steel-armoredconduit
【摘要】:Thestandardspecifiesdimensions,designation,material,executionandmarkingofcircularscrewingdiesforsteelconduitthreadsPg7toPg48accordingtoDIN40430.#,,#
【中国标准分类号】:J41
【国际标准分类号】:4580
【页数】:2P;A4
【正文语种】:德语