MIL-G-1298C (AMENDMENT 1), MILITARY SPECIFICATION: GUNS, MACHINE, CALIBER .50, BROWNING, M2, HEAVY BARREL (29 JAN 1990) [MIL-G-001298C (AMENDMENT 1) USED IN LIEU OF MIL-G-1298A] [S/S BY MIL-DTL-00129D]., This amendment forms a part of MIL-G-001298C (AR) dated, 17 November 1981, is approved for use by the U.S. Army Armament, Munitions, and Chemical Command, and is available for use by all Departments and Agencies of the Department ofDefense.【英文标准名称】:Metallicmaterials-Instrumentedindentationtestforhardnessandmaterialsparameters-Part4:Testmethodformetallicandnon-metalliccoatings
【原文标准名称】:金属材料.测量硬度和材料参数用仪器压痕试验.第4部分:金属和非金属覆层试验方法
【标准号】:ISO14577-4-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-05
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC164
【标准类型】:()
【标准水平】:()
【中文主题词】:合金;覆层;防腐蚀;测定;硬度;硬度测量;硬度测试;材料试验机;材料试验;材料;材料测试;被测量值;测量;测量不确定度;机械测试;金属的;金属材料;金属;非金属的;非金属覆层;渗透探伤;穿透深度;额定值;测试
【英文主题词】:Alloys;Coatings;Corrosionprotection;Determination;Hardness;Hardnessmeasurement;Hardnesstesting;Materialtestingmachines;Materialtests;Materials;Materialstesting;Measuredvalue;Measurement;Measuringincertainity;Mechanicaltesting;Metallic;Metallicmaterials;Metals;Nonmetallic;Non-metalliccoatings;Penetrantflawdetection;Penetrationdepths;Ratings;Testing
【摘要】:ThispartofISO14577specifiesamethodfortestingcoatingswhichisparticularlysuitablefortestinginthenano/microrangeapplicabletothincoatings.Thistestmethodislimitedtotheexaminationofsinglelayerswhentheindentationiscarriedoutnormaltothetestpiecesurface,butgradedandmultilayercoatingscanalsobemeasuredincross-sectionifthethicknessoftheindividuallayersorgradationsisgreaterthanthespatialresolutionoftheindentationprocess.Thetestmethodisnotlimitedtoanyparticulartypeofmaterial.Metallic,non-metallicandorganiccoatingsareincludedinthescopeofthispartofISO14577.TheapplicationofthispartofISO14577regardingmeasurementofhardnessisonlypossibleiftheindenterisapyramidoraconewitharadiusoftipcurvaturesmallenoughforplasticdeformationtooccurwithinthecoating.Thehardnessofvisco-elasticmaterials,ormaterialsexhibitingsignificantcreepwillbestronglyaffectedbythetimetakentoperformthetest.
【中国标准分类号】:H22
【国际标准分类号】:77_040_10
【页数】:24P;A4
【正文语种】:英语