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MIL-HDBK-1473A

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MIL-HDBK-1473A (MI), DEPARTMENT OF DEFENSE HANDBOOK COLOR AND MARKING OF ARMY MATERIEL (29 AUG 1997). [NOTE: MIL-STD-1473B(MI) has been redesignated as a handbook, and is to be used for guidance purposes only. This document is not longer to be cited as a requirement. For administrative expediency, the only physical change from MIL-STD-1473(MI) is this cover page. However, this document is no longer to be cited as a requirement. If cited as a requirement, contractors may disregard the requirements of this document and interpret its contents only as guidance.] This standard prescribes only general color and marking requirements-not finishes, surface preparations, related treatments for preservation and ~oatlng, or special requirements specified by Army design activities. This standard is not intended to apply to exterior colors of Army equipment under tactical conditions in active combat theaters of operation where such equipment may be painted Lusterless White No. 37875 in snow areas, or other colors or patterns deemed necessary for camouflage or for compliance with host country requirements.

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【英文标准名称】:StandardSpecificationforElectrodepositedCoatingsofPalladium-NickelforEngineeringUse
【原文标准名称】:工程用钯-镍电镀层的标准规范
【标准号】:ASTMB867-1995(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:B08.08.01
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:Compositecoatings--specifications;Electrodepositedcoatings--specifications;Engineeredelectrodepositedcoatings--specifications;Palladium-nickelelectrodepositedcoatings
【摘要】:1.1Composition8212;Thisspecificationcoversrequirementsforelectrodepositedpalladium-nickelcoatingscontainingbetween70and95mass%ofpalladiummetal.Compositecoatingsconsistingofpalladium-nickelandathingoldoverplateforapplicationsinvolvingelectricalcontactsarealsocovered.1.2Properties8212;Palladiumisthelightestandleastnobleoftheplatinumgroupmetals.Palladium-nickelisasolidsolutionalloyofpalladiumandnickel.Electroplatedpalladium-nickelalloyshaveadensitybetween10and11.5,whichissubstantiallylessthanelectroplatedgold(17.0to19.3)andcomparabletoelectroplatedpurepalladium(10.5to11.8).Thisyieldsagreatervolumeorthicknessofcoatingperunitmassand,consequently,somesavingofmetalweight.Thehardnessrangeofelectrodepositedpalladium-nickelcomparesfavorablywithelectroplatednoblemetalsandtheiralloys(1,2).Note18212;Electroplateddepositsgenerallyhavealowerdensitythantheirwroughtmetalcounterparts.ApproximateHardness(HK25)
Gold
50x2013;250
Palladium
75x2013;600
Platinum
150x2013;550
Palladium-Nickel
300x2013;650
Rhodium
750x2013;1100
Ruthenium
600x2013;1300
【英文标准名称】:AppendixDExamplesofMethodsofComputationofOpeningsinBoilerShells
【原文标准名称】:附录D.锅炉壳体上开口计算方法示例
【标准号】:ASMESECIVNMAAPPD-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001-07-01
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:BoilerandPressureVessel.AppendixDExamplesofMethodsofComputationofOpeningsinBoilerShells
【中国标准分类号】:J98
【国际标准分类号】:
【页数】:
【正文语种】:英语