boeing design manual1405 fusion welding steelwaw外语英文电子书

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1、*******PSDSGENERATED*******BOEINGDESIGNMANUALBDM–1405BDM–1405FUSIONWELDINGOFSTEELSUPPORTEQUIPMENTREVB01AUG1989TABLEOFCONTENTSTechnicalReviewDate1INTRODUCTIONANDGENERALREQUIREMENTS01MAR19891.1Specifications01MAR19891.2References01MAR19891.3DesignConsiderations01MAR19891

2、.4WeldingProcessSelection01MAR19891.5Inspection01MAR19892MATERIALSANDTHERMALTREATMENTS01MAR19892.1BaseMaterialsandFillerMetals01MAR19892.2HeatTreatmentofWeldments01MAR19892.3StressReliefofWeldments01MAR19893WELDJOINTDESIGNS01MAR19893.1FilletWelds01MAR19893.2Prequalifie

3、dCompleteJointPenetrationGrooveWelds01MAR19893.3PrequalifiedPartialJointPenetrationGrooveWelds01MAR19894DRAWINGREQUIREMENTS01MAR19894.1SpecificCalloutRequirements01MAR19894.2TypicalWeldCallouts01MAR1989BDM–1405PAGE1of48*******PSDSGENERATED*******BOEINGDESIGNMANUALBDM–1

4、4051INTRODUCTIONANDGENERALREQUIREMENTSThissectionprovidesdesignrequirementsandrecommenda-BAC5945requiresqualifiedweldprocedures.Certainweldtionsforthefusionweldingofplaincarbonsteels,highprocessesandjointdesigns,whenusedonspecifiedmaterials,strengthlowalloy(HSLA)constr

5、uctionalsteelsandlowalloymaybeconsideredasbeingprequalifiedperAWSD1.1andheattreatablesteelsforgroundhandlingandweaponssupportmaybeusedwithoutqualificationtesting.Theseshouldbeequipment.usedwheneverpossible.Ifprequalifiedconditionscannotbemet,jointdesignswhichmeetprevio

6、uslyqualifiedweld1.1Specificationsproceduresshouldifpossiblebeused.Allothercombinationsofmaterials,jointsandweldprocessesmustbequalifiedbyBAC5945shallbespecifiedforfusionweldingofgroundsup-testand/orwillrequirepreparationofanewweldprocedureportequipmentmadeof1/8inchand

7、thickerplaincarbonpriortouse,therebyincreasingcosts.Weldproceduresaresteels,HSLAconstructionalsteels,orlowalloyheattreatablepreparedbymanufacturingandspecifyallessentialvariablessteels,andstainlesssteelattachmentstothesame.BAC5945andcontainspecificinstructionsforthewel

8、derorweldingmeetsorexceedstherequirementsoftheAWSStructuraloperator.WeldingCode,D1.1.,exceptforbasematerialsthinnerth