Dafferner, B.

Hoffmann, A.

Reiser, J.

Rieth, M.

English

KITopen

KARLSRUHE INSTITUTE OF TECHNOLOGY, INSTITUTE FOR APPLIED MATERIALSBrazing \ Mockup Fabrication \ Deep Drawing J. Reiser1, M. Rieth1, B. Dafferner1, A. Hoffmann2W workshop, Santa Barbara, 13.02.12 – 15.02.121 Karlsruhe Institute of Technology, Institute for Applied Materials, IAM-AWP, 76021 Karlsruhe, Germany2 PLANSEE Metall GmbH, 6600 Reutte, AustriaKIT – University of the State of Baden-Wuerttemberg and National Research Center of the Helmholtz Association www.kit.eduIntroduction10 mmKLST type3 x 4 x 27 mm3Institute for Applied Materials, Campus Nord, KIT2 10.02.20125mm5mm10 mmJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraBrazingInstitute for Applied Materials, Campus Nord, KIT3 10.02.2012 J. Reiser, IAM-AWP, KITW workshop, Santa BarbaraSyntheses of a W laminatebest case combination of joining process and interlayer:save the nanocrystalline microstructureinterlayer: no diffusion into the W foil, no solid solution, no intermetallicsjoining process: temperature below the rxx of W foil, as cold and as short as possibleInstitute for Applied Materials, Campus Nord, KIT4 10.02.2012guarantee the dislocation annihilation on the interface W foil and interlayer  fcc metals are recommendedhigh re-melting temperatureJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraSyntheses of a W laminatejoining processcommentbrazingcold brazing pressure requireddiffusion bondinghigh re-melting temp.plasma pulse short timeinterlayer melting temp.reaction with WAg72Cu28 780°C, no reactionAg 960°C, no reactionCu 1085°C, no reactionPd 1555°C, solid sol.Fe 1540°C, interm.Institute for Applied Materials, Campus Nord, KIT5 10.02.2012sinteringexplosive weldingjoining of dissimilar mat.electro-magnetic pulsenot as fast as explosive weldingroll claddingHIPing pressureTi 1670°C, solid sol.Zr 1860°C, interm.no interlayerJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraSyntheses of a W laminateW0.1 Ti0.15 W0.1 Zr0.1W0.1 Cu0.1W0.1 AgCu0.1Institute for Applied Materials, Campus Nord, KIT6 10.02.2012TTimelting = 1670°C TZrmelting = 1860°CTCumelting = 1085°CTAgCumelting = 780°C100 µmJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraSyntheses of a W laminateWAgCuInstitute for Applied Materials, Campus Nord, KIT7 10.02.2012excellent wettability no diffusion into WJ. Reiser, IAM-AWP, KITW workshop, Santa Barbara30 µm500 µmSyntheses of a W laminateWCuInstitute for Applied Materials, Campus Nord, KIT8 10.02.2012excellent wettability no diffusion into WJ. Reiser, IAM-AWP, KITW workshop, Santa Barbara30 µm500 µmSyntheses of a W laminateWTiWTiInstitute for Applied Materials, Campus Nord, KIT9 10.02.2012foil recrystallized W solid solutionJ. Reiser, IAM-AWP, KITW workshop, Santa Barbara30 µm100 µmSyntheses of a W laminateWZr WZrInstitute for Applied Materials, Campus Nord, KIT10 10.02.2012 J. Reiser, IAM-AWP, KITW workshop, Santa Barbara30 µm100 µmfoil recrystallized intermetallicsMockup FabricationInstitute for Applied Materials, Campus Nord, KIT11 10.02.2012 J. Reiser, IAM-AWP, KITW workshop, Santa BarbaraSyntheses of W pipesb) W pipe made from a W rodc) W pipe made of W foila) stressespInstitute for Applied Materials, Campus Nord, KIT12 10.02.2012σσ σσaσtRDJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraSyntheses of W pipesWAgCuInstitute for Applied Materials, Campus Nord, KIT13 10.02.2012200µm5mmJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraCharacterization of W pipes: Charpy 300°CInstitute for Applied Materials, Campus Nord, KIT14 10.02.2012E = 20.71 JE = 0 JJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraCharacterization of W pipes: CharpyInstitute for Applied Materials, Campus Nord, KIT15 10.02.2012 J. Reiser, IAM-AWP, KITW workshop, Santa BarbaraCharacterization of W pipesinner pressure test: Plansee SE, Reutte: W0.1 AgCu0.1Institute for Applied Materials, Campus Nord, KIT16 10.02.2012 1000 bar, pipe o.k. T. Huber, A. ZabernigPlansee SEJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraCharacterization of W pipesσt = p * r / t = (100 MPa * 7.5 mm) / 1 mm= 750 MPaRmCu = 250 MPaInstitute for Applied Materials, Campus Nord, KIT17 10.02.2012Cu is only sealingAt what inner pressure does this pipe explode at 600°C -1000°C? Burst tests with gas are required.J. Reiser, IAM-AWP, KITW workshop, Santa BarbaraWhat is a W laminate good for?GrainW monoblockW pipe made of W foilW monoblockW pipe made of W foilTransition piece between W and steelStructural W material1 2Institute for Applied Materials, Campus Nord, KIT18 10.02.201210.02.2012 J. Reiser, IAM-AWP, KITDivertor Design Meetingsteel pipeWCuJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraOverviewCu pipe20 MW/m2water (subcritical) helium α = 100 kW/m2K100°C-120°C40 barα = 30 kW/m2K (jet impingement)400°C-600°C100 barpressure pressure Institute for Applied Materials, Campus Nord, KIT19 10.02.2012austenitic steel pipeRAFM steel pipe RAFM steel pipeW pipe made of foilother pressure vesselspressure pressure vesselvessel 5 MW/m21 MW/m210 MW/m2J. Reiser, IAM-AWP, KITW workshop, Santa BarbaraH2O-cooled, austenitic steelW monoblockW pipe made of W foilsteel pipe10 mm 10 mmInstitute for Applied Materials, Campus Nord, KIT20Can we remove 5 MW/m2 with water and austenitic steel?10.02.2012 J. Reiser, IAM-AWP, KITW workshop, Santa BarbaraW saddle typeW laminate made of W foilsteel pipe10 mm15 mmH2O-cooled, austenitic steelW monoblockW pipe made of W foilW316TiW Cu austenitic steel (e.g. 316Ti)Institute for Applied Materials, Campus Nord, KIT21 10.02.20121 mmJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraHe-cooled divertor: OVT (10.1016/j.fusengdes.2012.02.010)650°CP1: pipe bendEuroferP2: excentric hull EuroferP3: cartridgeEuroferP4: lamellar monoblockW plate, e.g. 0.3 mmP5: pipeductile WP7: pipe bendEurofer ODSP8: mixing tapEuroferP6: cartridge capEuroferoperation temperaturematerialsInstitute for Applied Materials, Campus Nord, KIT22 10.02.2012400°C400°C500°Ccooling of the coolant1000 mmweldingTIGbrazingCu (1085°C)brazingCu (1085°C)brazingCu (1085°C)weldingLaser10 mmweldingTIGweldingLaserjoining technologyoperation temperatureJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraHe-cooled divertor: OVTW lamellar monoblockfcc steelInstitute for Applied Materials, Campus Nord, KIT23 10.02.2012fcc steelW pipe made of W foil10 mmJ. Reiser, IAM-AWP, KITW workshop, Santa BarbaraDeep DrawingInstitute for Applied Materials, Campus Nord, KIT24 10.02.2012 J. Reiser, IAM-AWP, KITW workshop, Santa BarbaraDeep drawingGrain boundary alignmentpure W plate material, 1 mm, PLANSEE Metall GmbHTemperature: 600°CSpeed: 0.1 mm/min  has to be improvedForce: only in one direction U-profile: no 90°angles possible (elastic spring back)Institute for Applied Materials, Campus Nord, KIT25 10.02.2012Deep drawing geometries: J. Reiser, IAM-AWP, KITW workshop, Santa BarbaraThank you for your attentionThe authors are grateful to:Institute for Applied Materials, Campus Nord, KIT26Plansee Metall GmbH University of Oxfordour colleagues from IAM (KIT)10.02.2012 J. Reiser, IAM-AWP, KITW workshop, Santa Barbara

Brazing / mockup fabrication / deep drawing

https://publikationen.bibliothek.kit.edu/230086167/3816006

Brazing / mockup fabrication / deep drawing

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