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ID:23564458
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页数:9页
时间:2018-11-09
《ASTM A530A530M-18 Standard Specification for General Requirements for Specialized Carbon and Alloy Steel Pipe英文版》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、ThisinternationalstandardwasdevelopedinaccordancewithinternationallyrecognizedprinciplesonstandardizationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecommendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.Designation:A53
2、0/A530M−18StandardSpeciÞcationforGeneralRequirementsforSpecializedCarbonandAlloy1SteelPipeThisstandardisissuedundertheÞxeddesignationA530/A530M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicate
3、stheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope*1.6Thevaluesstatedineitherinch-poundunitsorSIunits2aretoberegardedseparatelyasstandard.Withinthetext,the1.1T
4、hisspeciÞcationcoversagroupofrequirementsSIunitsareshowninbrackets.Thevaluesstatedineachwhich,withtheexceptionsofSection6.3,Section14,Sectionsystemarenotexactequivalents;therefore,eachsystemmust21,andSection22,aremandatoryrequirementstotheASTMbeusedindependentlyoftheother.Combiningvaluesfromth
5、epipeproductspeciÞcationsnotedbelowunlesstheproducttwosystemsmayresultinnonconformancewiththespeciÞ-speciÞcationspeciÞesdifferentrequirements,inwhichcasethecation.Theinch-poundunitsshallapplyunlesstheÒMÓrequirementoftheproductspeciÞcationshallprevail.designation(SI)oftheproductspeciÞcationissp
6、eciÞedinthe1.2Sections6.3or21aremandatoryiftheproductspeci-order.Þcationhasarequirementforproductanalysisorßatteningtests.NOTE1ÑThedimensionlessdesignatorNPS(nominalpipesize)hasbeensubstitutedinthisstandardforsuchtraditionaltermsasÒnominal1.3Section22ismandatoryiftheproductspeciÞcationhasdiame
7、ter,ÓÒsize,ÓandÒnominalsize.ÓahydrostatictestrequirementwithoutdeÞningthetestparam-1.7Thisstandarddoesnotpurporttoaddressalloftheeters.safetyconcerns,ifany,associatedwithitsuse.Itisthe1.4Section14isforinformationonly.responsibilityofthe
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