【英文标准名称】:StandardPracticeforSafeguardingAgainstEmbrittlementofHot-DipGalvanizedStructuralSteelProductsandProcedureforDetectingEmbrittlement
【原文标准名称】:热浸镀锌结构钢产品的脆性防护和脆性检测程序的标准规程
【标准号】:ASTMA143/A143M-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:A05.13
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:镀锌涂层;电镀层;金属涂层钢制品;锌涂层钢制品
【英文主题词】:coatings-zinc;galvanizedcoatings;steelproducts-metalliccoated;zinccoatings-steelproducts
【摘要】:1.1Thispracticecoversproceduresthatcanbefollowedtosafeguardagainstthepossibleembrittlementofsteelhot-dipgalvanizedafterfabrication,andoutlinestestproceduresfordetectingembrittlement.Conditionsoffabricationmayinduceasusceptibilitytoembrittlementincertainsteelsthatcanbeacceleratedbygalvanizing.Embrittlementisnotacommonoccurrence,however,andthisdiscussiondoesnotimplythatgalvanizingincreasesembrittlementwheregoodfabricatingandgalvanizingproceduresareemployed.Wherehistoryhasshownthatforspecificsteels,processesandgalvanizingprocedureshavebeensatisfactory,thishistorywillserveasanindicationthatnoembrittlementproblemistobeexpectedforthosesteels,processes,andgalvanizingprocedures.1.2Thispracticeisapplicableineitherinch-poundsorSIunits.Inch-poundsandSIunitsarenotnecessarilyexactequivalents.Withinthetextofthispracticeandwhereappropriate,SIunitsareshowninbrackets.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H22
【国际标准分类号】:77_140_10
【页数】:3P.;A4
【正文语种】: