GB/T 13242-1991 铁矿石 低温粉化试验 静态还原后使用冷转鼓的方法
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基本信息
标准名称: | 铁矿石 低温粉化试验 静态还原后使用冷转鼓的方法 |
英文名称: | Iron ores-Low-temperature disintegration test-Method using cold tumbling after static reduction |
中标分类: |
矿业 >>
黑色金属矿 >>
铁矿 |
ICS分类: |
采矿和矿产品 >>
金属矿
|
发布部门: | 中国钢铁工业协会 |
发布日期: | 1991-01-01 |
实施日期: | 1992-07-01 |
首发日期: | 1991-11-06 |
作废日期: | 1900-01-01 |
主管部门: | 中国钢铁工业协会 |
归口单位: | 全国钢标准化技术委员会 |
起草单位: | 包头钢铁稀土公司 |
出版日期: | 1900-01-01 |
页数: | 11页 |
适用范围
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前言
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引用标准
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所属分类: 矿业 黑色金属矿 铁矿 采矿和矿产品 金属矿
Product Code:SAE AMSQQA250/9
Title:Aluminum Alloy 5456, Plate and Sheet
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers the specific requirements for 5456 aluminum alloy plate and sheet; the general requirements are covered in AMS-QQ-A-250.【英文标准名称】:StandardTestMethodsforBleedingofConcrete
【原文标准名称】:混凝土泌水现象的标准试验方法
【标准号】:ASTMC232/C232M-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:C09.60
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:bleeding;concrete,bleedingof;Bleeding;Concrete
【摘要】:Thistestmethodprovidesprocedurestobeusedfordeterminingtheeffectofvariablesofcomposition,treatment,environment,orotherfactorsinthebleedingofconcrete.Itisalsopermittedtobeusedtodeterminetheconformanceofaproductortreatmentwitharequirementrelatingtoitseffectonbleedingofconcrete.MethodA8212;Forasampleconsolidatedbyroddingonlyandtestedwithoutfurtherdisturbance,thussimulatingconditionsinwhichtheconcrete,afterplacement,isnotsubjectedtointermittentvibration.MethodB8212;Forasampleconsolidatedbyvibrationandtestedwithfurtherintermittentperiodsofvibration,thussimulatingconditionsinwhichconcrete,afterbeingplaced,issubjectedtointermittentvibration.1.1Thesetestmethodscoverthedeterminationoftherelativequantityofmixingwaterthatwillbleedfromasampleoffreshlymixedconcrete.Twotestmethods,thatdifferprimarilyinthedegreeofvibrationtowhichtheconcretesampleissubjected,areincluded.1.2Thetwotestmethodsarenotexpectedtoyieldthesametestresultswhensamplesofconcretefromthesamebatcharetestedbyeachmethod.Whenvariousconcretesaretobecompared,allthetestsmustbeconductedusingthesamemethod,andifthebatchesareofsimilarunitweight,thesamplemassesshallnotdifferbymorethan1kg[2lb].1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(Warningx2014;Freshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandtissueuponprolongedexposure).
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:5P.;A4
【正文语种】:英语