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MIL-V-3C

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MIL-V-3C, MILITARY SPECIFICATION: VALVES, FITTINGS, AND FLANGES (EXCEPT FOR SYSTEMS INDICATED HEREIN); PACKAGING OF (08 MAR 1960) [SUPERSEDING MIL-P-3B]., This specification covers the requirements for the packaging (preservation, packing, and marking) of hardware valves such as globe valves, angle valves, check valves, cross valves, cylinder valves, gate valves, relief valves, and associated fittings and flanges for shipment and storage. This document does not provide packaging requirements for valves, fittings, and flanges intended for use in gas generating, fluid, and pneumatic systems with cleanliness and preservation requirement standards exceeding those specified herein.
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【英文标准名称】:StandardGuideforSamplingPlanandCoreSamplingofCarbonCathodeBlocksUsedinAluminumProduction
【原文标准名称】:用于铝生产的碳阴极块的取样计划和芯取样的标准指南
【标准号】:ASTMD6354-1998(2003)
【标准状态】:现行
【国别】:
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D02.05
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:无烟煤;芯;碳;阴极;试样;石墨;取样;样品
【英文主题词】:anthracite;carbon;cathodes;core;graphite;sample;sampling;testspecimens;
【摘要】:Coresamplingisanacceptablewayofobtainingatestspecimenwithoutdestroyingtheusefulnessofacathodeblock.4.1.1TestspecimensobtainedbythisguidecanbeusedbyproducersandusersofcathodeblocksforthepurposeofconductingthetestsinNote1toobtaincomparativephysicalproperties.Samplingshallnotweakenthecathodeorincreasethelikelihoodofprematurefailure.Extremecareshallbeexercisedwhentakingverticallydrilledsamples.1.1Thissamplingguidewasdevelopedforcarboncathodeblocksusedintheproductionofaluminum,anddetailsproceduresfortakingtestsamplesfromsinglecathodeblocks.Itcoversequipmentandproceduresforobtainingsamplesfromcathodeblocksinamannerthatdoesnotdestroytheblockorpreventitssubsequentuseasoriginallyintended.However,theusermustdeterminethesubsequentuseofthesampledcathodeblocks.Preferredlocationsfortakingsamplesfromsingleunitsofcathodesarecoveredinthisguide.1.1.1Informationforsamplingofshapedrefractoryproducts,ingeneral,isgiveninISO5022.Thisstandarddetailsthestatisticalbasisforsamplingplansforacceptancetestingofaconsignmentorlot.Cathodeblocksusedintheproductionofaluminumhavespecificrequirementsofsampling,andwhilethestaisticalbasisorsamplinggiveninISO5022applies,furtherormodifiedrequirementsmay,also,apply.1.2SIunitsarethestandardinthisguide.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1-ThefollowingASTMstandardsarenotedassourcesofusefulinformation:TestMethodsC559,C611,C651,C747,C1025,C1039,andE1225.
【中国标准分类号】:H92
【国际标准分类号】:77_020
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:Graphicalsymbolsfordiagrams.Part6:Productionandconversionofelectricalenergy
【原文标准名称】:简图用图形符号.第6部分:电能的发生和转换
【标准号】:IEC60617-6-1983
【标准状态】:作废
【国别】:国际
【发布日期】:1983
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC3A
【标准类型】:()
【标准水平】:()
【中文主题词】:线路图;电气工程;图形符号;电力系统;电能
【英文主题词】:electricpowersystems;circuitdiagrams;electricenergy;graphicalsymbols;electricalengineering;graphicsymbols
【摘要】:
【中国标准分类号】:K04
【国际标准分类号】:1470;1270
【页数】:33P;A4
【正文语种】:英语