GB/T 24119-2009 机织过滤布透水性的测定
时间:2024-05-15 09:06:10 来源: 标准资料网 作者：标准资料网 阅读：9277
基本信息
| 标准名称： | 机织过滤布透水性的测定 |
| 英文名称： | Determination of water permeability of woven filtering fabric |
| 中标分类： |
纺织 >>
纺织制品 >>
纺织制品综合 |
| ICS分类： |
纺织和皮革技术 >>
纺织产品 >>
纺织物
|
| 发布部门： | 中国纺织工业协会 |
| 发布日期： | 2009-06-15 |
| 实施日期： | 2010-02-01 |
| 首发日期： | 2009-06-15 |
| 作废日期： | |
| 主管部门： | 中国纺织工业协会 |
| 提出单位： | 中国纺织工业协会 |
| 归口单位： | 全国纺织品标准化技术委员会 |
| 起草单位： | 全国纺织品标准化技术委员会基础标准分会(SAC/TC 209/SC 1) |
| 起草人： | 张明光、李桂梅、魏雪梅、梁红艳 |
| 出版社： | 中国标准出版社 |
| 出版日期： | 2010-02-01 |
| 页数： | 8页 |
| 计划单号： | 20074120-T-608 |
适用范围
本标准规定了测定机织过滤布透水性的方法。
本标准适用于机织过滤布。
前言
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目录
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引用标准
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所属分类： 纺织 纺织制品 纺织制品综合 纺织和皮革技术 纺织产品 纺织物
【英文标准名称】:StandardPracticeforDeterminingDegradationEndPointinDegradablePolyethyleneandPolypropyleneUsingaTensileTest
【原文标准名称】:用拉伸试验对聚乙烯和聚丙烯老化过程的最终老化点的测定
【标准号】:ASTMD3826-1998(2002)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:D20.96
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:试验;塑料
【英文主题词】:brittlepoint;degradableplastics;plastics;polyethylene/polypropylenefilms/sheeting;tensileelongation;
【摘要】:Thetensileelongationpropertydeterminedbythispracticeisofvalueforthecharacterizationofdegradablematerials.Thetensileelongationpropertymayvarywithspecimenthickness,methodofpreparation,speedoftesting,typeofgripsused,andmannerofmeasuringtestextension.Consequently,whereprecisecomparativeresultsaredesired,thesefactorsmustbecarefullycontrolled.Thetensileelongationpropertymaybeutilizedtoprovidedataforresearchanddevelopmentandengineeringdesignaswellasqualitycontrolspecifications.However,datafromsuchtestscannotbeconsideredsignificantforapplicationsdifferingwidelyfromtheload-timescaleofthetestemployed.Materialsthatfailbytearinggiveanomalousdatathatcannotbecomparedwiththosefromnormalfailure.Beforeproceedingwiththistestmethod,referenceshouldbemadetothespecificationsofthematerialbeingtested.Anytestspecimenpreparation,conditioning,dimensions,ortestingparametersoracombinationthereof,coveredinthematerialspecificationsshalltakeprecedenceoverthosementionedinthistestmethod.Iftherearenomaterialspecifications,thenthedefaultconditionsapply.1.1Thispracticecoversthedeterminationofadegradation-endpoint(abrittlepoint)fordegradablepolyethylene/polypropylenefilmsandsheetinglessthan1.0mm(0.04in.)thick.Thispracticeisnotintendedfordeterminationoftherateofdegreeofdegradationofapolyethylene/polypropylenefilmorsheet,butrather,toassesswheninthecourseofitsdegradationundersomecondition,abrittlepointisreached.Ifonewishestomonitortensileelongationduringthedegradationprocess(suchaswhenthetensileelongationissignificantlygreaterthan5%),TestMethodD882isrecommended.Thispracticeshouldnotbeconsideredtheonlywayofdeterminingadegradation-endpoint.1.2Tensilepropertiesofplastics1.0mm(0.04in.)orgreaterinthicknessshallbedeterminedinaccordancewithTestMethodD638.1.3Useastaticweighing-constantrateofgripseparationtest.Thisprocedureemploysaconstantrateofseparationofthegripsholdingthesampleandastaticloadcell.Note18212;Thisprocedureisbasedontheuseofgripseparationasameasureofextension;however,thedesirabilityofusingextensionindicatorsaccurateto177;1.0%orbetterasspecifiedinTestMethodD638isrecognized,andaprovisionfortheuseofsuchinstrumentationisincorporatedintheprocedure.1.4Thisprocedurehasbeensuccessfulfordeterminingthedegradationendpointofethylene-carbon-monoxidecopolymersandhasscreenedsuccessfullytwootheradditive-typepolyethylenesinaroundrobintest.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.7ThereisnoequivalentISOstandard.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:4P.;A4
【正文语种】:
【英文标准名称】:Design,Testing,andUtilizationofWelded-WireRackDecking
【原文标准名称】:焊接线架盖板的设计、测试和利用
【标准号】:ANSIMH26.2-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007-11-14
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:MHI
【标准类型】:()
【标准水平】:()
【中文主题词】:支架;储存技术;试验方法;焊接线架
【英文主题词】:Racks;Storagetechnology;Testmethods;Weldedwirelattice
【摘要】:Standardappliestouniformlyloadedrackdeckingfabricatedfromwelded-wiremesh,withpermanentlyattachedreinforcements,foruseinstorageracks.Rackdeckingprovidesstoragecapabilitybycreatingasurface,inconjunctionwithasuperstructureorframework(rack),uponwhichtoplacematerialsthatmaybeonpallets,incontainers,orinotherforms.Changesfromprioreditionincludeupdatednormativeandsteelreferences,plusclarificationstoperformance-basedutilityasadesign,testingandutilizationstandard.
【中国标准分类号】:J33
【国际标准分类号】:21_100_20
【页数】:
【正文语种】:英语