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SAE AMS6494 Steel Bars, Forgings, and Tubing, 1.0Cr - 2.50Ni - 2.0Mo - 1.10Si (0.10 - 0.20C) Aircraft-Quality

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Product Code:SAE AMS6494
Title:Steel Bars, Forgings, and Tubing, 1.0Cr - 2.50Ni - 2.0Mo - 1.10Si (0.10 - 0.20C) Aircraft-Quality
Issuing Committee:Ams E Carbon And Low Alloy Steels Committee
Scope:This specification covers an aircraft-quality, low-alloy steel in the form of bars, forgings, mechanical tubing, and forging stock.These products have been used typically for carburized parts requiring high minimum core hardness with a narrow range, reduced distortion and subject to magnetic particle inspection standards, but usage is not limited to such applications.
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【英文标准名称】:StandardTestMethodforAirandCarbonTetrafluorideinSulfurHexafluoridebyGasChromatography
【原文标准名称】:用气体色层分离法对六氟化硫中空气和四氟化碳含量的标准试验方法
【标准号】:ASTMD2685-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:D27.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:空气;四氟化碳;六氟化硫;大气分析;四氟化碳含量
【英文主题词】:air;carbontetrafluoride;sulfurhexafluoride;Airanalysis;Carbontetrafluoridecontent
【摘要】:Airandcarbontetrafluoride(CF4)aretwocontaminantsofinterestinsulfurhexafluoride(SF6).BothofthesecontaminantsadverselyaffecttheperformanceofSF6whenusedasanelectricalinsulatinggas.SpecificationformaximumlevelsofthesecontaminantsaregiveninSpecificationD2472.GaschromatographyisusedtoseparatethesecontaminantsfromasampleofSF6andtodeterminetheirconcentration.1.1Thistestmethodcoversthedeterminationofair(Note1)andcarbontetrafluorideasimpuritiesinsulfurhexafluoride.Note18212;Nitrogen,oxygen,oranyoftheirmixturesisconsideredtobeair.Commercialgradeairornitrogenisusedforstandardization.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:71_060_50
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:StandardSpecificationforRubberSealsUsedinAir-HeatTransportofSolarEnergySystems
【原文标准名称】:太阳能系统的热空气传递用橡胶密封件的标准规范
【标准号】:ASTMD3903-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:太阳能;密封件;太阳能动力装置;密封;硫化橡胶;空气管
【英文主题词】:airtubes;sealing;seals;solarpower;solar-powereddevices;vulcanizedrubber
【摘要】:
【中国标准分类号】:G43
【国际标准分类号】:21_140
【页数】:4P;A4
【正文语种】:英语