【英文标准名称】:TestMethodsforEvaluatingtheCorrosionResistanceofStainlessSteelPowderMetallurgy(P/M)Parts/SpecimensbyImmersioninaSodiumChlorideSolution
【原文标准名称】:通过浸入氯化钠溶液评价粉末冶金(P/M)不锈钢零件/样品的耐腐蚀性的标准试验方法
【标准号】:ASTMB895-2005
【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】:B09.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:不锈钢;粉末冶金;烧结金属;腐蚀;试样;耐腐蚀钢;试验方法;耐腐蚀性;氯化钠
【英文主题词】:corrosion;powdermetallurgy(P/M)parts;stainlesssteel
【摘要】:Theabilityofsinteredpowdermetallurgystainlesssteelparts/specimenstoresistcorrosionwhenimmersedinsodiumchloridesolutionisimportanttotheirenduse.Causesofunacceptablecorrosionmaybeincorrectalloy,contaminationofthepartsbyironorsomeothercorrosion-promotingmaterialorimpropersinteringoftheparts(forexample,undesirablecarbideandnitrideformationscausedbypoorlubricantburnofforimpropersinteringatmosphere).ThisstandardmaybepartofapurchaseagreementbetweentheP/Mpartsproducer(seller)andtheuseroftheparts(purchaser)(Method1).Itmayalsobeusedtooptimizepartorspecimenproductionparameters(Method2).1.1ThesetestmethodscoveraprocedureforevaluatingtheabilityofsinteredP/Mstainlesssteelparts/specimenstoresistcorrosionwhenimmersedinasodiumchloride(NaCl)solution.1.2Corrosionresistanceisevaluatedbyoneoftwomethods.InMethod1,thestainlesssteelparts/specimensareexaminedperiodicallyandthetimetothefirstappearanceofstainingorrustisusedtoindicatetheendpoint.InMethod2,continuedexposuretothesodiumchloridesolutionisusedtomonitortheextentofcorrosionasafunctionoftime.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H70
【国际标准分类号】:77_160
【页数】:4P.;A4
【正文语种】: