DIN 65537-1987 航空航天.公称抗拉强度1250MPa使用温度为315℃/425℃以下的镍合金制短长度MJ螺纹的带双六角套筒的凸圆头螺栓
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【英文标准名称】:Aerospace;cheeseheadboltswithbihexagonsocketandMJthread,shortthread,nickelalloy;nominaltensilestrength1250MPa,fortemperaturesupto315°C/425°C
【原文标准名称】:航空航天.公称抗拉强度1250MPa使用温度为315℃/425℃以下的镍合金制短长度MJ螺纹的带双六角套筒的凸圆头螺栓
【标准号】:DIN65537-1987
【标准状态】:现行
【国别】:德国
【发布日期】:1987-08
【实施或试行日期】:
【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】:作标记;航天运输;材料;公差(测量);航空航天运输;螺纹形状;尺寸;表面处理;航空运输;螺钉;螺纹;紧固件;质量(物质);凸圆头紧固件;凹槽头紧固件;镍合金;凸头螺钉
【英文主题词】:mass;materials;cheese-headfasteners;fasteners;screws(bolts);aerospacetransport;dimensions;recessed-headfasteners;threads;surfacetreatment;spacetransport;cheeseheadscrews;nickelalloys;marking;
【摘要】:Thisstandardcontainsspecificationspertinenttomanufactureandusesuchasdimensionsanddesignation,material,thread,surfacetreatment,markingandtechnicalspecifications.
【中国标准分类号】:V20
【国际标准分类号】:49_030_20
【页数】:6P;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodsforStandardizationandCalibrationofIn-LineDryLumberMoistureMeters
【原文标准名称】:直列式干木湿度计的标准化和校准的标准试验方法
【标准号】:ASTMD6782-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D07.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:校正;木材;仪表;潮气;试验方法;木
【英文主题词】:in-linemoisturemeter;moisturecontent;moisturemeters;wood
【摘要】:In-linemetersprovidearapidmeansofdetectingmoisturecontentoflumberorwoodproductsinprocessing(thatis,onacontinuousproductionline).Twomajorusesaremonitoringtheperformanceofthedryingprocess(airdrying,kilndrying),andprovidingsortingoridentificationofmaterialatpredeterminedlevelsofmoisturecontent.Thesemeasurementsareinferentialinthesensethatphysicalmeasurementsaremadeandcomparedagainstcalibrationcurvestoobtainanindirectmeasureofmoisturecontent.Thesemeasurementsmaybeinfluencedbyoneormorephysicalpropertiessuchasactualmoisturecontent(averageandgradient;seeAppendixX5),density,surfacemoisture,chemicalcomposition,size,andtemperatureofwood.Inaddition,themeasurementsmayalsobeinfluencedbyenvironmentalconditionsandthedesignspecificationsofthemeter.Thebestperformanceisobtainedbyanawarenessoftheeffectofeachparameteronthemeteroutputandcorrectionofreadingsasspecifiedbythesetestmethods.Thetwomajoranticipatedusersofthesetestmethodsareinstrumentmanufacturerswhoseprimaryconcernislaboratorystandardizationandcalibration,andinstrumentownerswhomayhaveaprimaryfocusonfieldstandardizationandcalibration.Thesetestmethodspresentthelaboratoryandthefieldasseparatetracks(seeAppendixX2).4.2.1LaboratoryStandardizationandCalibration8212;Thisportionofthesetestmethodsisintendedforguidanceofequipmentmanufacturers.Specifictestrecommendationsaretailoredtothecapabilitiesofalaboratoryenvironment.4.2.2FieldStandardizationandCalibration8212;Thepredominantuseofin-linemetersisinproductioninwhichlumbercharacteristicsandenvironmentalconditionsreflectactualmillprocesses.Fieldstandardizationandcalibrationisessentialtoaddressorencompassmuchofthevariabilityinproduction.4.2.3Applicationsusingtheoutputofthein-linemoisturemetermaymodifythemeteroutputsignalsorhaveinherentresponsecharacteristicsthatarenotrepresentativeofthemeter.1.1Thesetestmethodsapplytoinstrumentsdesignedtodetect,ormeasure,moistureinwoodwhichhasbeendriedbelowthefibersaturationpoint.Thepurposeofthesetestsistoprovideaunifiedstandardagainstwhichsuchsystemscandemonstratetheirsuitabilityfortheirintendeduse(seeAppendixX1).1.2Thestandardisconfiguredtosupporttestsbymoisturemetermanufacturersaswellasend-usersofsuchsystems,thereforethetextfollowstwotracks(seeAppendixX2).1.3Testmethodsspecifiedformanufacturersaregenerallydesignedforlaboratorysettingsandareintendedtoprovideastandardagainstwhichamanufacturercertifiescalibrationandgeneralsystemconformance.1.4Testmethodsforend-usersaregenerallydesignedforfieldsettingsandareintendedasastandardizedsetofproceduresfordeterminingthesuitabilityofaspecificmachineforaparticularuse.1.5Applicationssuchaslumbermarkingorsortingsystemsutilizingtheoutputofthein-linemeterarenotpartofthisstandard.1.6ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N95
【国际标准分类号】:79_040
【页数】:22P.;A4
【正文语种】:
基本信息
标准名称: | 手持式电动工具的安全 第2部分:电钻和冲击电钻的专用要求 |
英文名称: | Safety of hand-held motor-operated electric tools - Part 2: Particular requirements for drills and impact drills |
中标分类: |
电工 >>
电气设备与器具 >>
电动工具 |
替代情况: | 替代GB 3883.6-2007 |
发布部门: | 中华人民共和国国家质量监督检验检疫总局 中国国家标准化管理委员会 |
发布日期: | 2012-11-05 |
实施日期: | 2013-05-01 |
首发日期: | 1985-11-04 |
作废日期: | |
主管部门: | 中国电器工业协会 |
归口单位: | 全国电动工具标准化技术委员会 |
起草单位: | 上海电动工具研究所 |
出版社: | 中国标准出版社 |
出版日期: | 2013-05-01 |
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所属分类: 电工 电气设备与器具 电动工具