Liccoln WPHB - Section 07 (Welding Stainless Steel).pdf

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1、Section7WELDINGSTAINLESSSTEELSECTION7.1SECTION7.4WELDABILITYOFSTAINLESSSTEELWELDINGSTAINLESSSTEELSWITHPageTHEGASMETAL-ARCPROCESSChemicalCompositionsandNomenclature.7.1-1Spray-ArcTransfer....................7.4-1AISIStainless-SteelGrades............7.

2、1-1Short-CircuitingTransfer...............7.4-2WeldingtheAISIStainlessSteels.......7.1-9Pulsed-ArcTransfer...................7.4-3AusteniticGrades...................7.1-9WeldingElectrodes....................7.4-3FerriteandSigmaPhase.............7.1-1

3、0SpecialConsiderations..................7.4-4CarbidePrecipitation................7.1-12StabilizedSteels....................7.1-13FerriticGrades.....................7.1-13SECTION7.5MartensiticGrades..................7.1-13WELDINGSTAINLESSSTEELSWITHEle

4、ctrodeSelectionWithoutHeatTHEGASTUNGSTEN-ARCPROCESSTreating.........................7.1-13DuplexStainlessSteels..............7.1-14ElectrodesandGases...................7.5-1PreheatingandPostheating...........7.1-14WeldingRods.........................

5、7.5-1Precipitation-HardeningStainlessSteels.7.1-14WeldingProcedures....................7.5-2SemiausteniticGrades...............7.1-15AutomaticGTAWelding................7.5-3MartensiticGrades..................7.1-16Hot-WireWelding...................7.

6、5-3AusteniticGrades...................7.1-16Multiple-ElectrodeWelding............7.5-3SECTION7.2WELDINGSTAINLESSSTEELSWITHTHESHIELDEDMETAL-ARCPROCESSSelectingElectrodes....................7.2-2ConsiderationsinWelding..............7.2-4WeldingProcedur

7、e.....................7.2-4SECTION7.3WELDINGSTAINLESSSTEELSWITHTHESUBMERGED-ARCPROCESSJointDesign.........................7.3-1WeldingProcedures....................7.3-2WeldBackup.......................7.3-2InclinationofWork..................7.3-2Wel

8、dingFlux.......................7.3-2WeldingElectrodes...................7.3-2WeldingTechnique...................7.3-37.1-1WeldabilityofStainlessSteelAsafamily,thestainlesssteelsofferacombinationabout0.04percent,causeschromiumcarbidepre•ofmechanicalpr