ASME Y14.100

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1GENERAL1.1ScopeThisStandardestablishestheessentialrequirementsandreferencedocumentsapplicabletothepreparationandrevisionofmanualorcomputer-generatedengineeringdrawingsandassociatedlists,unlesstailoredbyaspecialtystandard.ItisessentialthatthisStandardbeusedincloseconjunctionwithASMEY14.24,ASMEY14.34,ASMEY14.35,andASMEY14.41.1.2ApplicationApplicationofthisStandardmaynecessitatetailoringtoexcludeunnecessaryrequirements(seepara3.75).Atailoringguide,NonmandatoryAppendixA,hasbeenincludedforthatpurpose.1.3ASMEY14SeriesConventionsTheconventionsinparas.1.3.1through1.3.10areusedinthisandotherASMEY14standards.1.3.1Mandatory,Nonmandatory,Guidance,andOptionalWords(a)Theword“shall”establishesarequirement.(b)Theword“will”establishesadeclarationofpurposeonthepartofthedesignactivity.(c)Theword“should”establishesarecommendedpractice.(d)Theword“may”establishesanallowedpractice.(e)Theword(s)“typical,”“example,”“forreference,”ortheLatinabbreviation“e.g.”indicate(s)suggestionsgivenforguidanceonly.(f)Theword“or”usedinconjunctionwitharequirementorarecommendedpracticeindicatesthattherearetwoormoreoptionsforcomplyingwiththestatedrequirementorpractice.(g)Thephrase“unlessotherwisespecified”or“UOS”shallbeusedtoindicateadefaultrequirement.Thephraseisusedwhenthedefaultisagenerallyappliedrequirementandanexceptionmaybeprovidedbyanotherdocumentorrequirement.

1.3.2Cross-ReferenceofStandards.Cross-referenceofstandardsintextwithorwithoutadatefollowingthestandardidentityisinterpretedasfollows:(a)ReferencetootherASMEY14seriesstandardsinthetextwithoutadatefollowingthestandardidentityindicatestheissueofthestandardasidentifiedintheReferencessection(section2)shallbeusedtomeettherequirement.(b)ReferencetootherASMEY14seriesstandardsinthetextwithadatefollowingthestandardidentityindicatesthatonlythatissueofthestandardshallbeusedtomeettherequirement.1.3.3InvocationofReferencedStandards.ThefollowingexamplesdefinetheinvocationofastandardwhenspecifiedintheReferencessection(section2)andreferencedinthetextofthisStandard:(a)Whenareferencedstandardiscitedinthetextwithnolimitationstoaspecificsubjectorparagraph(s)ofthestandard,theentirestandardisinvoked,e.g.,“dimensioningandtolerancingshallbeinaccordancewithASMEY14.5”isinvokingthecompletestandardbecausethesubjectofthestandardisdimensioningandtolerancing,andnospecificsubjectorparagraph(s)withinthestandardareinvoked.(b)Whenareferencedstandardiscitedinthetextwithlimitationstoaspecificsubjectorparagraph(s)ofthestandard,onlytheparagraph(s)onthatsubjectisinvoked.Forexample,“assignpartoridentifyingnumbersinaccordancewithASMEY14.100”isinvokingonlytheparagraph(s)onpartoridentifyingnumbersbecausethesubjectofthestandardisengineeringdrawingpractices,andpartoridentifyingnumbersisaspecificsubjectwithinthestandard.(c)Whenareferencedstandardiscitedinthetextwithoutaninvokingstatement,suchas“inaccordancewith,”thestandardisinvokedforguidanceonly.Forexample,“forgagingprinciples,seeASMEY14.43”isonlyforguidance,andnoportionofthestandardisinvoked.