SAE J987 Lattice Boom Cranes Method of Test

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Product Code:SAE J987
Title:Lattice Boom Cranes Method of Test
Issuing Committee:Cranes And Lifting Devices Committee
Scope:This SAE Standard applies to mobile construction-type lifting cranes utilizing rope-supported, conventional and luffing type lattice boom crane structures.
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【英文标准名称】:StandardPracticeforAcceleratedAgingofPressure-SensitiveTapes
【原文标准名称】:压敏带加速老化的标准实施规范
【标准号】:ASTMD3611-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D10.14
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:老化;办公室设备;包装件;包装;工艺;自粘的;窄条带材;试验
【英文主题词】:acceleratedaging;pressure-sensitivetape
【摘要】:Thispracticeacceleratesthenaturalagingofpressure-sensitivetapessothattheresponsetotheusualphysicalpropertytestschangestothesameextentaswithanexposuretoapproximatelytwoyearsofnaturalagingwhencomparedwiththeresponsetotestsbeforeaging.5.1.1Naturalaginginthiscontextmeansacontinuousperiodofagingoftapeinaclosedfibreboardcontainer(indarkness)inthevariableclimateofeitherthewarmmoistsouth,thewarmdrysouthwestorthemoderatemidcontinent,USA.Theextentofchangeforonephysicalpropertyshouldbeexpectedtobedifferentthanforanotherpropertyandsowouldalsorelatetodifferentnaturalagingtime.Anabnormalproductlotmaycausedifferencesintestingresponsethatthrowofftheexpectedtimepatterns.Appearanceofnormaltapeproductwillusuallychangeonlyslightlyontwoyearsnaturalaging.Thisacceleratedexposureusuallyproducesanexaggeratedchangeinappearancewhichwouldbeseenundernaturalconditionsonlyinabnormalproduct.Thereisnopresentexperiencetorelatethisacceleratedexposuretoresponsesoftapeinapplicationswherethetapeisunderausestress.1.1Thispracticeprovidesoneenvironmentinwhichtoexposefinishedpressure-sensitivetapematerialforthepurposeofacceleratingtheagingofit.Itisapplicabletotapeinrollformwhentheuserobservestheprecautionsdetailedwithintheprocedure.Thepracticedoesnotprovideforaconclusionwithinitself,butisforuseinconjunctionwithappearanceorphysicalpropertyteststofollowtheacceleratedexposure.Whilethispracticewasdevelopedusingpackagingtypetapes,itsuseonothertypesoftapewithsimilarconstructionisencouraged.Itisnotintendedforuseonelectricalgradetapes(seeTestMethodsD1000).Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A80
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:StandardTestMethodsforRubber-Viscosity,StressRelaxation,andPre-VulcanizationCharacteristics(MooneyViscometer)
【原文标准名称】:橡胶的粘度、应力张弛和预硫化特性(穆尼粘度计)的标准试验方法
【标准号】:ASTMD1646-2003
【标准状态】:作废
【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】:试验;橡胶;特性;炭黑;天然橡胶;粘度;硫化;合成橡胶
【英文主题词】:syntheticrubber;properties;carbonblack;vulcanization;testing;rubber;naturalrubber;viscosity
【摘要】:
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:11P;A4
【正文语种】:英语