ASTM C 947-2003 薄剖面玻璃纤维增强混凝土挠曲特性的试验方法(使用1/3跨度点荷载的简支梁)
作者:标准资料网 时间:2024-04-29 08:26:07 浏览:9347
来源:标准资料网
【英文标准名称】:StandardTestMethodforFlexuralPropertiesofThin-SectionGlass-Fiber-ReinforcedConcrete(UsingSimpleBeamWithThird-PointLoading)
【原文标准名称】:薄剖面玻璃纤维增强混凝土挠曲特性的试验方法(使用1/3跨度点荷载的简支梁)
【标准号】:ASTMC947-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:玻璃纤维增强的;混凝土;建筑;施工材料;试验
【英文主题词】:constructionmaterials;testing;construction;concretes;glass-fibrereinforced
【摘要】:
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:3P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforDeterminationofSolubleResidualContaminantsinMaterialsbyUltrasonicExtraction
【原文标准名称】:用超声萃取法测定材料中可溶残留污染物的标准实施规范
【标准号】:ASTMG136-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:G04.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:材料试验;超声检验;实施规程;杂质;萃取;污染
【英文主题词】:contaminant;contamination;extraction;nonvolatileresidue;oxygensystems;totalcarbon(TC);ultrasonicextraction
【摘要】:Thispracticeissuitableforthedeterminationofextractablesubstancesthatmaybefoundinmaterialsusedinsystemsorcomponentsrequiringahighlevelofcleanliness,suchasoxygensystems.Softgoods,suchassealsandvalveseats,maybetestedasreceived.Glovesandwipes,orsamplesthereof,tobeusedincleaningoperationsmaybeevaluatedpriortousetoensurethattheproposedextractingagentdoesnotextractordepositchemicals,orboth,onthesurfacetobecleaned.Wipesorothercleaningequipmentmaybetestedafterusetodeterminetheamountofcontaminantremovedfromasurface.Note18212;Theamountofmaterialextractedmaybedependentuponthefrequencyandpowerdensityoftheultrasonicunit.Theextractionefficiencyhasbeenshowntovarywiththefrequencyandpowerdensityoftheultrasonicunit.Theunit,therefore,mustbecarefullyevaluatedtooptimizetheextractionconditions.1.1Thispracticemaybeusedtoextractnonvolatileandsemivolatileresiduesfrommaterialssuchasnewandusedgloves,newandusedwipes,componentsoftgoods,andsoforth.Whenusedwithproposedcleaningmaterials(wipes,gloves,andsoforth),thispracticemaybeusedtodeterminethepotentialoftheproposedsolventorotherfluidstoextractcontaminants(plasticizers,residualdetergents,brighteners,andsoforth.)anddepositthemonthesurfacebeingcleaned.1.2Thispracticeisnotsuitablefortheevaluationofparticulatecontamination.1.3ThevaluesstatedinSIunitsarestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z04
【国际标准分类号】:19_020;71_040_50
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Materialsforprintedboardsandotherinterconnectingstructures-Part4-5:Sectionalspecificationsetforprepregmaterials,unclad-Polyimide,modifiedorunmodified,wovenE-glassprepregofdefinedflammability(IEC61249-4-5:2005);Germanversion
【原文标准名称】:印刷电路板及其他互连构件材料.第4-5部分:非包被预浸料的分规范集.阻燃型改良和未改良的聚酰亚胺编织E型玻璃纤维预浸料坯(IEC61249-4-5:2005);德文版本EN61249-4-5:2005
【标准号】:EN61249-4-5-2005
【标准状态】:现行
【国别】:
【发布日期】:2006-03
【实施或试行日期】:2006-03-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Adhesive;Adhesives;Basematerials;Burningtests;Combustibility;Combustibilitytests;Conductivematerials;Conductivity;Dimensions;E-glass;Electricconductors;Electricalengineering;Electronicequipmentandcomponents;Epoxides;Epoxyresins;Flammability;Flexiblematerials;Formofdelivery;Glassfabrics;Glass-fibrereinforcedplastics;Inspection;Interconnectionstructures;Laminates;Materials;Multilayerprintedboards;Orderindications;Packages;Polyimideresins;Polyimides;Prepreg;Printedcircuits;Printed-circuitboards;Properties;Qualityassurance;Sectionalspecification;Shelflife;Specification;Specification(approval);Technicaldatasheets
【摘要】:
【中国标准分类号】:L30
【国际标准分类号】:31_180
【页数】:14P.;A4
【正文语种】:英语
