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Product Code:SAE J691
Title:Motor Truck CA Dimensions
Issuing Committee:Truck And Bus Total Vehicle Steering Committee
Scope: This SAE Recommended Practice sets forth recommended back of cab to rear axle (CA) dimensional data. It applies to 4- and 6-wheel motor trucks but not necessarily to truck-tractors.【英文标准名称】:Plastics-Artificialweatheringincludingacidicdeposition
【原文标准名称】:塑料.含酸性沉积物的人工风化
【标准号】:ISO29664-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-10
【实施或试行日期】:2010-10-15
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:耐酸性;酸化;老化试验;人工气候;人工气候环境试验;气候条件;材料测试;塑料;受污染条件;污染;表面保护层;表面处理;试验仪表;试验大气环境;测试;测试条件;风化
【英文主题词】:Acidresistance;Acidification;Ageingtests;Artificialweathering;Artificialweatheringtests;Climaticcondition;Materialstesting;Plastics;Pollutedconditions;Pollution;Surfaceprotectivecoat;Surfacetreatment;Testapparatus;Testatmospheres;Testing;Testingconditions;Weathering
【摘要】:ThisInternationalStandarddescribesartificialweatheringtestsintendedtoevaluateplasticsforuseinheavilypollutedoutdoorenvironments.ResultsfromthisInternationalStandardcannotbeusedtopredicttheservicelifeoftheseplastics.ThisInternationalStandarddescribestwodifferentexposuremethods.Useofthemethodsdependsontheformoftheplasticproductbeingevaluated.MethodAisintendedforproductswheresurfacedegradationisveryimportantandusesastrongacidspray(pH1,5)thatisappliedforashorttime.MethodBusesaweakeracidspray(pH3,5)thatisappliedoveralongperiodoftimesothatitcanpenetratedeeplyintotheproductandisintendedforproductssuchasgeotextilesandrelatedproducts.ThisInternationalStandarddoesnotcovertheinfluenceofspecialchemicalslikeagrochemicals.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:24P.;A4
【正文语种】:英语