Product Code:SAE AMS5611
Title:Steel, Corrosion and Heat-Resistant, Bars, Wire, Forgings, Tubing, and Rings, 12Cr, Ferrite Controlled, Consumable Electrode Melted
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a premium aircraft-quality, corrosion and heat-resistant steel in the form of bars, wire, forgings, mechanical tubing, flash welded rings, and stock for forging or flash welded rings.【英文标准名称】:StandardTestMethodsforNonrigidVinylChloridePolymerTubingUsedforElectricalInsulation
【原文标准名称】:电绝缘用非硬质聚氯乙烯管的标准试验方法
【标准号】:ASTMD876-2000(2007)e1
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D09.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:brittlenesstemperature;corrosion;dielectricbreakdownvoltage;dimensions;electricalinsulation;flammability;oilresistance;penetration;poly(vinylchloride);PVC;temperaturetests;tensionproperties/tests;tubing;vinylchloridepolymer;volumeresistivity
【摘要】:Thesetestmethodsincludemostofthetestmethodsthatareconsideredimportanttocharacterizenonrigidvinylchloridepolymertubing.Whiletheyweredevelopedinitiallyforthistypeofextrudedtubing,theiruseisnotlimitedtothistypeoftubing.Variationsinthesetestmethodsoralternatecontemporarymethodsmaybeusedtodeterminethevaluesforthepropertiesinthisstandardprovidedsuchmethodsensurequalitylevelsandmeasurementaccuracyequaltoorbetterthanthoseprescribedherein.Itistheresponsibilityoftheorganizationsusingalternatetestmethodstobeabletodemonstratethiscondition.Incasesofdispute,thetestmethodsspecifiedhereinshallbeused.Note28212;Provisionforalternatemethodsisnecessarybecauseof(1)thedesiretosimplifyproceduresforspecificapplicationswithoutalteringtheresult,and(2)thedesiretoeliminateredundanttestingandusedatageneratedduringmanufacturingprocesscontrol,includingthatgeneratedunderStatisticalProcessControl(SPC)conditions,usingequipmentandmethodsotherthanthosespecifiedherein.Anexamplewouldbetheuseoflasermicrometersoropticalcomparatorstomeasuredimensions.1.1Thesetestmethodscoverthetestingofgeneral-purpose(GradeA),low-temperature(GradeB),andhigh-temperature(GradeC)nonrigidvinylchloridepolymertubing,oritscopolymerswithothermaterials,foruseaselectricalinsulation.Forthepurposeofthesetestmethodsnonrigidtubingshallbetubinghavinganinitialelongationinexcessof100%atbreak.Note1ThesetestmethodsaresimilarbutnotidenticaltothoseinIEC60684-2.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard,excepttemperature,whichshallbestatedindegreesCelsius.Valuesinparenthesesareforinformationonly.1.3Theproceduresappearinthefollowingsections:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSection.1.4Thisisafire-test-responsestandard.Thetestproceduredescribedmeasurestheresistanceofthetubingtoignitionorthespreadofflameafterignitionwhentestedunderthespecifiedconditions.1.5Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,products,orassembliesunderactualfireconditions.1.6Theeffectofelevatedtemperatureisindicatedbythechangesinultimateelongationandweightcausedbyexposureofthetubingtoelevatedtemperaturesforaspecifiedtimeundercontrolledconditionsofaircirculation.
【中国标准分类号】:K15
【国际标准分类号】:29_035_20
【页数】:13P.;A4
【正文语种】: