ANSI/ASTM D6615a-2011 喷口B广馏份航空涡轮机燃料规范

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【英文标准名称】:Electrostatics-Part3-2:Methodsforsimulationofelectrostaticeffects-Machinemodel(MM)electrostaticdischargetestwaveforms(IEC61340-3-2:2006);GermanversionEN61340-3-2:2007
【原文标准名称】:静电学.第3-2部分:静电效应模拟方法.机械模型(MM).静电放电试验波形
【标准号】:DINEN61340-3-2-2007
【标准状态】:现行
【国别】:德国
【发布日期】:2007-11
【实施或试行日期】:2007-11-01
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:分类;组件;定义;放电;放电特性;放电试验;放电电流;电气工程;电子设备及元件;静电的;静电充电;静电学;地板覆盖物;机械特性;机器;模型;半导体器件;模拟;规范(验收);测试
【英文主题词】:Classification;Components;Definition;Definitions;Discharge;Dischargecharacteristics;Dischargetests;Dischargingcurrent;Electricalengineering;Electronicequipmentandcomponents;Electrostatic;Electrostaticchargings;Electrostatics;Floorcoverings;Machinefeature;Machines;Models;Semiconductordevices;Simulation;Specification(approval);Testing
【摘要】:
【中国标准分类号】:K04
【国际标准分类号】:17_220_20;29_020;31_020
【页数】:14P.;A4
【正文语种】:德语


【英文标准名称】:TestMethodsforChipImpactStrengthofPlastics(08.03)
【原文标准名称】:塑料小片冲击强度测试方法(08.03)
【标准号】:ANSI/ASTMD4508-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【实施或试行日期】:1998-10-13
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:塑料;冲击强度;试验
【英文主题词】:impactstrength;plastics;testing
【摘要】:Thepurposeofthistestmethodistoprovideanimpacttestthatcanbeperformedonsmallspecimensofplasticsofdifferentthicknesses.Thistestmethodisespeciallysuitedforobservingtheeffectsofmicrocrackscausedbyweathering,orbyexposuretosolventsorotherhostileenvironments,onthesurfaceofplasticmaterials.Itisnotmeanttobeusedasareplacementforanyexistingimpacttest,butcanbeusedtomeasureimpactoncouponsmachinedfromfinishedpartsthatcannotbetestedbythedrop-weight,Izod,orCharpymethodbecauseofshapeorthicknesslimitations.Thechip-impacttestisrunonsmall,flat,unnotchedspecimensusingastandardpendulum-impactdevice.Thetestplacestheimpactedsurfaceintensionand,fornotch-sensitivematerials,isextremelysensitivetothepresenceofsurfacemicrocracks.Thus,forplasticsthatdevelopsurfacecrackswhenexposedoutdoors,thechip-impacttestisaseveretestoftheweatheredimpactstrength.Round-robintestinghasindicatedthatmaterialsthatbreakattotalenergyvaluesoflessthan0.17joules[1.5in.-lbf]havewithin-laboratorycoefficientsofvariationofapproximately30%.Therefore,suchvaluesareconsideredoutofthenormaltestingrangeforthistest.ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninbracketsareforinformationonly.ThereisnoISOequivalenttothistestmethod.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:
【正文语种】:英语