JG/T 3029-1995 住宅内隔墙轻质条板JG/T3029-1995
作者:标准资料网 时间:2024-05-15 02:23:36 浏览:9543
来源:标准资料网
基本信息
标准名称: | 住宅内隔墙轻质条板JG/T3029-1995 |
英文名称: | Light longish panels for internal partitions in residence |
中标分类: |
建材 >>
建材产品 >>
墙体 |
替代情况: | 被JG/T 169-2005代替 |
发布日期: | 1995-12-13 |
实施日期: | 1996-07-01 |
首发日期: | 1900-01-01 |
作废日期: | 2005-06-01 |
归口单位: | 建设部建筑结构构件标准技术归口单位中国建筑标准设计研究所 |
起草单位: | 建设部建筑结构构件标准技术归口单位中国建筑标准设计研究所 |
出版日期: | 1900-01-01 |
页数: | 14页 |
适用范围
没有内容
前言
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目录
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引用标准
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所属分类: 建材 建材产品 墙体
基本信息
标准名称: | 锌白铜管 |
中标分类: |
冶金 >>
有色金属及其合金产品 >>
重金属及其合金 |
替代情况: | 被GB/T 1527-1997代替 |
发布日期: | 1900-01-01 |
实施日期: | 1988-05-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
页数: | 4页 |
适用范围
没有内容
前言
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目录
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引用标准
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所属分类: 冶金 有色金属及其合金产品 重金属及其合金
【英文标准名称】:StandardTestMethodforEnvironmentalStressCrackResistance(ESCR)ofPlasticTightheadDrumsNotExceeding60Gal(227L)inRatedCapacity
【原文标准名称】:额定容量不超过60加仑(227公升)的塑料密封头圆筒的耐环境应力裂开(ESCR)的标准试验方法
【标准号】:ASTMD5571-1994(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1994
【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】:D10.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:drum;environmentalstresscrack;internalpressure;plastic;stacking;stresscrack;tighthead;Stress--plastics;Stresscrackingtests;Tightheaddrum;Drums;Environmentalstresscrackresistance(ESCR);Internalpressure/testing;Plasticshippingmate
【摘要】:Theseproceduresprovideanindicationoftheenvironmentalstress-crackresistanceofplastictightheaddrums.Thistestmethodmaybeusedfordeterminingtheapplicabilityofvariousplasticresins,molddesigns,processingtechniquesandparametersforplastictightheaddrums.Environmentalstresscrackingisindicativeofwhatresultswhenacontainerisexposedtochemicalagentssuchassoaps,organics,bleaches,oranysurfaceactivesolutionswhileunderconditionsofstress.Environmentalstresscrackingisamechanismofchemicalattackthatishighlydependentuponthetestreagent,resin,drummanufacturingorprocessinghistory,exposuretemperature,andappliedstress.Thecombinationofthesefactorsmayresultineventualstresscrackfailure.Bothproceduresminimizethepotentialfortestvariabilitybyprovidingtheuserwithrigidlydefinedtestconditions.Thistestmethodmaybeusedasdesignqualificationandauditingtoolsforplastictightheaddrums.Thistestmethodisnotmeanttoprovideaquantitativevalueofmeasurement(thatis,numberofdaystofailure).Itisintendedonlyasapass/failprocedureinaccordancewithuser''sspecifications,orasagreeduponbetweentheuserandsupplier.Itisnotintendedasapredictororindicatoroffieldperformanceregardingtimetofailure.1.1Thistestmethodprovidesanindicationoftheenvironmentalstresscrackresistanceofplastictightheaddrumsasasummationoftheeffectsofcontainerdesign,resin,manufacturingconditions,fieldperformance,andotherfactors.1.2Thistestmethodmaybeusedtoevaluateaplasticdrum''sresistancetofailurebycrackingwheninthepresenceofchemicalandphysicalstresses.1.3Twoproceduresareprovidedasfollows:1.3.1ProcedureA8212;Internalpressurestresscrackresistancemethodtononylphenoxypoly(ethyleneoxy)ethanolsolution,astresscrackingreagent.Theinternalpressureiscontrolledataconstantelevatedpressureandtemperature.1.3.2ProcedureB8212;Top-loadstresscrackresistancemethodtononylphenoxypolyethanol,astresscrackingreagent.Thecompressivetoploadiscontrolledataconstantweightwhilemaintaininganelevatedtemperature.1.4Althoughtheseproceduresarenotdesignedtotesttheabilityoftheclosureorclosuregasketmaterialtoretainthetestreagent,theinclusionofclosurefailureasacontainerfailuremodeisoptional.However,leakagethroughaclosuremayaffecttheinternalpressurethatcouldaffectthetestresults.1.5Thistestmethoddoesnotattempttoaddressallfactorsthatcouldleadtostresscrackingofplasticdrums.Theuserofthisstandardmayuseothertestparameters,suchastoploads,chemicalreagents,etc.,asagreeduponbetweentheuserandsupplierintheeventofadrumqualificationorpurchaseagreement.1.6Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareforinformationonly.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificwarningstatementsaregivenin6.2.
【中国标准分类号】:A82
【国际标准分类号】:55_140
【页数】:4P.;A4
【正文语种】:英语