SAE J1246 Measuring the Radius of Curvature of Convex Mirrors

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Product Code:SAE J1246
Title:Measuring the Radius of Curvature of Convex Mirrors
Issuing Committee:Driver Vision Standards Committee
Scope:This SAE Recommended Practice is intended for use in measuring the radius of curvature of a convex mirror.
基本信息
标准名称:挖掘装载机术语
英文名称:Backhoe Loader -Terminology
中标分类:
ICS分类: 材料储运设备 >> 土方机械
替代情况:被GB/T 10168-2008代替
发布部门: 中国机械工业联合会
发布日期:1988-10-01
实施日期:1989-07-01
首发日期:1988-12-22
作废日期:2009-01-01
主管部门:中国机械工业联合会
归口单位: 中国机械工业联合会
起草单位:中国建科院建筑机械所
出版社:中国标准出版社
出版日期:1989-07-01
页数:10页
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所属分类: 材料储运设备 土方机械
【英文标准名称】:StandardTestMethodsforTensionTestingofNonmetallicGasketMaterials
【原文标准名称】:非金属垫料抗拉试验的标准试验方法
【标准号】:ASTMF152-1995(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:F03.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:cross-sectionarea;peakload;tensilestrength;tensilestress;Crosssectiondata/analysis;Gaskets;Nonmetallicmaterials;Peakload;Tensileproperties/testing--gaskets;Tensilestrength/stress
【摘要】:Thesetestmethodsaredescribedinordertostandardizeproceduresfordeterminingthetensilestrengthofnonmetallicgasketmaterials.Themeasurementofthispropertycharacterizesvariousclassesandgradesofmaterialsofagiventypeandinsodoing,itwillgivethemanufacturerameasurementofthequalityofhisproduct.Italsowillaidthepurchaserofthegasketingmaterialstobeabletodeterminewhetherthegasketmaterialthathehasapprovedforagivenapplicationisbeingmanufacturedinacceptablequality.Themeasurementofthispropertyshouldnotbemisconstruedastogivethepurchaserofthegasketmaterialanindicationoftheperformanceofthatmaterialinapplication.Thepropertymaybeusefulinestablishingmaterialspecifications.Variousproceduresaregivenforthedifferenttypesofmaterials,andinordertocomparetheresultsfromonelaboratorytoanother,itisimperativethattheapplicableprocedurebeselected.Varioustypesoftension-testingapparatusareallowedtobeused.Thesetypesofequipmentcanproducedifferentindicatedresults.Laboratorieshavingdifferentequipmentmayhavetoestablishcorrelationsbetweeneachother;otherwise,misinterpretationofthetestdatacouldresult.1.1Thesetestmethodscoverthedeterminationoftensilestrengthofcertainnonmetallicgasketingmaterialsatroomtemperature.Thetypesofmaterialscoveredarethosecontainingasbestosandotherinorganicfibers(Type1),cork(Type2),celluloseorotherorganicfiber(Type3),andflexiblegraphite(Type5)asdescribedinClassificationF104.Thesetestmethodsarenotapplicabletothetestingofvulcanizedrubber,amethodforwhichisdescribedinTestMethodsD412norforrubberO-rings,amethodforwhichisdescribedinTestMethodsD1414.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G43
【国际标准分类号】:21_140
【页数】:3P.;A4
【正文语种】:英语