ABSTRACTS OF PAPERS

Presented at

66th AWS Annual Meeting

TIB/UB Hannover

127 814 701

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CONTENTS

OPENING SESSION - 6 6TH AWS ANNUAL MEETING 1

1985 COMFORT A. ADAMS LECTURE: THE JOINING PROCESSES OF THEEIGHTIES

By Mel M. Schwartz, Sikorsky Aircraft, Division of United

Technologies

SESSION 1 - APPLIED WELDING TECHNOLOGY FOR THE 4

STRUCTURAL AND HEAVY COMPONENT FABRICATOR

A. DEVELOPMENT AND CERTIFICATION OF HSLA STEELS FOR NAVAL

CONSTRUCTION

By C. L. Null, Naval Sea Systems Command, and T. Montemarano,David Taylor Naval Ship Research & Development Center

B. AN IMPROVED HIGH-YIELD STEEL FOR SHIPBUILDING

By L. G. Kvidahl, Ingalls Shipbuilding

C. RESISTANCE ELECTROSLAG SURFACING

By S. G. Forsberg, Sandvik Steel Co.

D. SHOT PEENING IMPROVES WELD LIFE

By T. Floyd, Metal Improvement Co.

SESSION 2 - WELDABILITY OF NICKEL ALLOYS FOR HIGH 13

TEMPERATURE/CRYOGENIC SERVICE

A. WELDABILITY/MICROSTRUCTURE RELATIONSHIPS OF HIGH NICKEL

ALOYS FOR HEADER APPLICATIONS

By M. J. Cieslak, G. A. Knorovsky, and T. J. Headley, Sandia

National Laboratories

B. THE EFFECT OF HEAT TREATMENT ON MICROFISSURING IN ALLOY 70 8

By R. G. Thompson, University of Alabama in Birmingham

C. WELD HEAT-AFFECTED ZONE TOUGHNESS IN NINE PERCENT NICKEL

STEEL

By E. F. Nippes, and J. P. Balaquer, Rensselaer PolytechnicInstitute

D. WELDABILITY OF INVAR AND ITS LARGE WELDED PIPE

By T. Ogawa, Nippon Steel Corporation, Japan

iii

SESSION 3 - LASER WELDING DEVELOPMENT

A. LASER WELDING OF STAINLESS STEEL SHEET

By R. K. Holbert, T. M. Mustaleski, Jr., and L. D. Frye,Martin Marietta Energy Systems, Inc.

B. ANGLE OF INCIDENCE EFFECTS ON PLASMAS GENERATED DURING

LASER WELDING

By R. D. Dixon, and G. K. Lewis, Los Alamos National

Laboratory

C. THE DEVELOPMENT OF THE LASPOT WELDING PROCESS

By M. Bazan and J. A. Miller, Avco Lycoming Division, and

G. White, and C. Albright, Ohio State University

D. LASER WELDING OF ALUMINUM ALLOYS

By M. J. Cieslak, and P. W. Fuerschbach, Sandia National

Laboratories

SESSION 4 - EFFECTS OF CHANGES IN SHIELDING GAS....

COMPOSITION AND ELECTRODE SIZE DURING WELDING

A. GMA WELDING OF ALUMINUM USING ARGON-FREON SHIELDING

GAS MIXTURES

By B. M. Patchett and A. C. Bicknell, University of

Alberta, Canada

B. EFFECTS OF S02 TORCH GAS ADDITIONS ON GTA WELD SHAPE

By C. Heiple, and P. Burgardt, Rockwell International

C. SHIELDING GAS AND HEAT INPUT EFFECTS ON FLUX-CORED WELD

METAL PROPERTIES

By S. Lathabai and R. D. Stout, Lehigh University

D. EFFECT OF FCAW WIRE DIAMETER ON PROPERTIES OF HY-80 WELDS

By C. B. Dallam, Colorado School of Mines, and L. Mott,

Hobart Brothers Co.

SESSION 5 - AWS D9.1-8 4: DEVELOPMENT OF A WELDING . .

SPECIFICATION FOR THE SHEET METAL INDUSTRY

A. AWS D9.1 - A WELDING SPECIFICATION FOR THE SHEET METAL

INDUSTRY

By R. F. Kawalek

B. VERIFICATION OF VISUAL INSPECTION (VVIP) SYNOPSIS

By G. R. Olejniczak

IV

C. VERIFICATION OF VISUAL INSPECTION OF NON-STRUCTURAL SHEET

METAL WELDS

By H. W. Mishler, Battelle Columbus Laboratories

SESSION 6 - FRICTION WELDING

A. FRICTION WELDING OF REACTIVE METALS USING LIQUID PROTECTION

By R. Lison, Nuclear Research Establishment, andE. Lugscheider, Technical University - Aachen, West Germany

B. WELDING A POWER METALLURGY URANIUM ALLOY

By R. K. Holbert, Jr., M. W. Doughty, and G. M. Alexander-

Morrison, Martin Marietta Energy Systems, Inc.

C. TOUGHNESS PROPERTIES OF FRICTION WELDS IN STEELS

By S. B. Dunkerton, The Welding Institute, England

SESSION 7 - WELDMENT STRESS INVESTIGATIONS

A. ASSESSMENT OF OXY-FUEL STRESS IMPROVEMENT FOR IGSCC

MITIGATION

By D. G. Atteridge and E. I. Husa, Battelle NorthwestLaboratories

B. STRESS RELIEF OF WELDED CAST STEELS

By D. W. Walsh and W. F. Savage, Rensselaer PolytechnicInstitute

C. EFFECT OF TEMPERATURE ON THE STRESS-RELAXATION RESPONSE OF

A PRESSURE VESSEL STEEL HEAT-AFFECTED ZONE

By G. M. Goodwin, and R. K. Nanstad, Oak Ridge National

Laboratory

SESSION 8 - TYPE 316 STAINLESS STEEL WELD/WELDINGINVESTIGATIONS

A. FRACTURE TOUGHNESS OF AUSTENITIC STAINLESS STEEL WELD

METAL AT 4K

By G. M. Goodwin, Oak Ridge National Laboratory

B. PREDICTING THE CRYOGENIC TOUGHNESS OF SMA AUSTENITIC

STAINLESS STEEL DEPOSITS

By T. S. Siewert, National Bureau of Standards

C. STRESS IMPROVEMENT OF GTAW-P-ME WELDS IN TYPES 304 AND

316 STAINLESS STEEL PIPE

By G. T. Krause, Northern States Power Company

v

SESSION 9 - A YEAR OF WELDING PROGRESS 70

A. AWI UPDATE

By H. Vanderveldt, American Welding Institute, and W. T.

DeLong, Teledyne McKay

B. SHORT-TERM TECHNICAL PROJECTS

By J. C. Danko, American Welding Institute

C. AWI DATA BASE RETRIEVAL SYSTEM

By B. Christ, National Bureau of Standards

D. DEVELOPMENT OF STANDARD WELDING PROCEDURE SPECIFICATIONSBy G. W. Oyler, Welding Research Council

E. AWS ROLE IN TECHNOLOGY TRANSFER

By H. G. Ziegenfuss, American Welding Society

SESSION 10 - ALUMINUM WELDING 75

A. SPOT WELDING ALUMINUM USING A ROTATING ELECTRODEBy C. A. Roest, Reynolds Metals Company

B. A. P.C.-BASED CONTROL FOR GTA WELDING WITH PARAMETER SLOPINGCOORDINATED WITH CHANGING THICKNESSESBy J. F. Sochor, Sciaky Bros., Inc.

C. MEASUREMENT OF WELD TEMPERATURE DISTRIBUTIONS IN ALUMINUMPLATE USING INFRARED THERMOGRAPHYBy B. A. Chin, T. T. Lin, and N. H. Madsen, Auburn University

D. IMPROVING WELD QUALITY BY LOW-FREQUENCY ARC OSCILLATIONBy S. Kou, and Y. Lee, University of Wisconsin

SESSION 11 - TYPE 304 STAINLESS STEEL WELD/WELDING 83INVESTIGATIONS

A. RAPID SOLIDIFICATION WELDING OF 304 RSR STAINLESS STEEL BYCAPACITOR DISCHARGE PROCESS

By J. H. Devletian, and W. E. Wood, Oregon Graduate Center

B. WELDING METALLURGY OF A RAPIDLY-SOLIDIFIED TYPE 304 STAINLESSSTEEL

By D. E. Clark and C. J. Einerson, EG&G Idaho, Inc., andE. L. Brown, and B. Damkroger, Colorado School of Mines

C. HYDROGEN THERMOMECHANICAL HISTORY MONITORING FOR STAINLESSSTEEL PIPE WELDS

By D. G. Atteridge, R. E. Page, and B. Norton, BattelleNorthwest Laboratories

vi

SESSION 12 - WELD TRAINING INTERRELATIONSHIPS 95—THE STUDENT, INSTRUCTION, INDUSTRY

A. MAINTAINING A VIABLE EDUCATIONAL PROGRAM

By J. A. Udy, Utah College at Salt Lake

B. AWS STUDENT CHAPTER - AN ADDITIONAL EDUCATIONAL RESOURCEBy T. Balch, Novota High School

C. THE NATIONAL VICA SKILL OLYMPICS - A REAL TEST OF WELDING

By H. E. Lewis, National Vocational Clubs of America

D. HOW INDUSTRY CAN PARTICIPATE IN EDUCATION

By E. G. Hornberger, Newport News Shipbuilding

E. WHAT AWS CAN DO FOR THE WELDING INSTRUCTOR

By G. Kimbrell, Belleville Area College

F. A CENTER FOR WELDING EDUCATION AND TRAINING

By J. C. Papritan. and J. E. Sage, Ohio State University

SESSION 13 - CAD/CAM AND ROBOTIC WELDING 106

A. CAD/CAM CONTROL OF WELDING OPERATIONS

By N. H. Madsen and B. Chin, Auburn University

B. NOVEL USES OF MACHINE VISION IN AUTOMATED ROBOTIC WELDING

FABRICATION

By J. E. Agapakis and K. Masubuchi, Massachusetts Institute

of Technology

C. A VISION-BASED ADAPTIVE WELDING SYSTEM FOR AEROSPACE

APPLICATIONS

By R. W. Richardson, and D. F. Farson, Ohio State University;C. S. Jones, NASA Marshall Space Flight Center? and P. F.

Rogers, Advanced Robotics Corp.

D. GTA HEAT INPUT DISTRIBUTION MEASUREMENT

By C. J. Einerson, J. A. Stewart, and H. B. Smartt, EG&G

Idaho, Inc.

SESSION 14 - THE WELDING/WELDABILITY OF SOME 114

CORROSION RESISTANT MATERIALS

A. THE EFFECT OF HEAT TINT ON CORROSION RESISTANCE OF ALLOYS

USED IN FGD SYSTEMS

By L. Flasche and W. Silence, Cabot Corporation

VII

B. DEVELOPMENT OF A WELDED LEAK-TIGHT STEAM GENERATOR

TUBE SLEEVE

By W. R. Gahwiller, S. Weiss, and H. G. Burton, Combustion

Engineering, Inc.

C. WELDING BEHAVIOR OF FERRITIC STAINLESS STEELS

By K. F. Krysiak, Hercules Incorporated

D. METALLURGY OF WELDING FULLY AUSTENITIC CrNiMo STEELS—AN

UPDATE

By G. Rabensteiner and J. Toesch, Vereinigte Edelstahlwerke

AG, Bohler Welding, Austria

SESSION 15 - RESISTANCE WELDING DEVELOPMENT 122

A. MECHANISMS OF SPOT WELD NUGGET FORMATION

By S. A. Gedeon and T. W. Eagar, Massachusetts Institute

of Technology

B. A MICROCOMPUTER BASED SENSOR SYSTEM FOR RESISTANCE WELDING

STUDIES

By D. G. Waters, R. J. Mayhan, and D. W. Dickinson, Ohio

State University

C. A CLOSED-LOOP CONTROL SYSTEM FOR THREE-PHASE RESISTANCE SPOT

WELDING

By R. T. Wood, L. W. Bauer, J. F. Bedard, B. M. Bernstein,

J. Czechowski, M. M. D'Andrea, and R. A. Hogle, General

Electric Co.

D. ONE-DIMENSIONAL MATHEMATICAL MODEL OF THE RESISTANCE SPOT

WELDING PROCESS

By H. A. Nied, General Electric Co.

SESSION 16 - WELDING FROM STUDENT TO DRAWING BOARD 129

A. SELECTING WELDING STUDENTS

By E. G. Hornberger, Newport News Shipbuilding

B. NEEDS ASSESSMENT—EDUCATION'S GUIDE TO ACCOUNTABILITY

By L. DeFreitas, College of San Mateo

C. THE NEED FOR BACCALAUREATE DEGREE PROGRAMS IN WELDING

ENGINEERING

By K. F. Smith, Southern Alberta Institute of Technology,Canada

D. DISTORTION CONTROL IN THE DRAWING OFFICE

By J. P. Stewart, Quebec, Canada

viii

SESSION 17 - COMPUTERS FOR WELDING OPERATIONS 136

A. COMPUTERIZED WORK STATIONS FOR WELDING SUPERVISORS

By D. G. Tibbils, General Electric Co.

B. THE ROLE OF COMPUTERS IN THE NONDESTRUCTIVE EXAMINATION

OF WELDS

By C. J. Hellier, BESTCO

C. MICROCOMPUTERS AID THE DESIGN AND CUTTING OF COMPONENT PARTS

By G. D. Uttrachi, Linde Division, Union Carbide Corp.

D. APPLYING COMPUTER GRAPHICS TO JET ENGINE EXTERNAL

CONFIGURATION DESIGN

By J. C. Blaschke, Calma Company

SESSION 18 - SOME FEDERALLY FUNDED WELDING R&D RESULTS . . . 141

A. JOINING STAINLESS STEEL TUBES BY SOLID STATE RESISTANCE

WELDING

By W. R. Kanne, Jr., E. I. DuPont de Nemours & Co.

B. DEFECTS FORMED IN INCONEL GTA WELDS

By R. A. Patterson, R. B. Nemec, and R. D. Reiswig, Los

Alamos National Laboratory

C. A WELDABILITY TEST FOR LASER WELDING

By L. A. Weeter, and W. H. Jones, Monsanto Research Corp.,and C. E. Albright, Ohio State University

D. THERMAL STRESS COMPARISON OF GTAW AND MIAF HEADER WELDS

By G. A. Knorovsky, and S. N. Burchett, Sandia National

Laboratories

SESSION 19 - IN-PROCESS WELD INSPECTION 148

A. PREDETERMINED FLAWS IN HEAVY SECTION WELDMENTS

By J. Enrietto, and E. H. Williams, Westinghouse Electric

Corporation

B. IN-PROCESS AUTOMATED ULTRASONIC WELD INSPECTION

By L. A. Lott, J. A. Johnson, D. C. Kunerth, H. B. Smartt,

and N. M. Carlson, EG&G Idaho, Inc.

C. EXPERT SYSTEM FOR EDDY CURRENT SIGNAL ANALYSIS (EXECS)

By H. R. Howland, Westinghouse Research & Development Center

D. IN-SERVICE REACTOR VESSEL INSPECTION

By J. Ely, Northeast Utilities

ix

SESSION 20 - NEW APPROACHES TO THE HYDROGEN CRACKING .... 152PROBLEM

A. ELECTRODE MOISTURE: ITS EFFECT ON DIFFUSIBLE HYDROGEN AND

PREHEAT REQUIREMENTS

By M. Chen, BOC Group Technical Center; and A. Lesnewich,Airco Welding Products

B. EFFECTS OF PARAMETERS, MATERIALS, AND EQUIPMENT ON GMAWWELD HYDROGEN

By J. DeVito, and K. A. Lyttle, Linde Division, UnionCarbide Corp.

C. HYDROGEN-ASSISTED CRACKING IN HIGH-STRENGTH STEELSBy J. M. Sawhill, Jr., J. C. Baker, and P. Howe, BethlehemSteel Corporation

D. SAW OF HY-100 USING HIGH DEPOSITION RATES ALONG WITH ANEXTRA LOW HYDROGEN FLUX

By S. Dittrich, and J. Grosse-Wordemann, Thyssen Draht AG,West Germany

SESSION 21 - CONTROL OF WELDING VARIABLES 161IMPORTANT TO AUTOMATION

A. RADIO FREQUENCY-FREE ARC STARTING IN GAS TUNGSTEN ARC WELDINGBy T. B. Correy (retired), D. G. Atteridge, R. E. Page, andM. C. Wismer, Battelle Northwest Laboratories

B. MINOR ELEMENT PENETRATION INTERACTIONS IN AISI 8630 and CF7MBy D. W. Walsh, and W. F. Savage, Rensselaer PolytechnicInstitute

C. ANALYSIS OF HIGH FREQUENCY PULSING OF THE GAS TUNGSTEN ARCBy G. E. Cook, Vanderbilt University

D. WELDING FABRICATION AS AN OBJECT FOR WELDING AUTOMATION

By V. Y. Malin, GARD Division, Chamberlain International

SESSION 22 - STAINLESS STEELD WELD CRACKING 174AND RELATED INVESTIGATIONS

A. A DIAGRAM TO PREDICT ALUMINUM PASSIVATED STAINLESS STEELWELD METAL MICROSTRUCTURE

By B. F. Carpenter, D. L. Olson, and D. K. Matlock, ColoradoSchool of Mines

B. AN INVESTIGATION OF HAZ CRACKING SUSCEPTIBILITY OF HIPedSTAINLESS STEEL POWDERS

By J. C. Lippold, Sandia National Laboratories

x

C. THE HOT DUCTILITY AND HOT CRACKING RESSISTANCE OF MODIFIED347 AND 316 NG STAINLESS STEELS

By C. D. Lundin, V. Osorio, and R. Menon, University ofTennessee

D. COMPOSITION EFFECTS ON THE MARTENSITE TRANSFORMATION OF

AUSTENITIC WELD METAL

By J. A. Self, D. L. Olson, and D. K. Matlock, Colorado

School of Mines

SESSION 23 - WELD MONITORING AND NDT TECHNIQUES 183

A. WELDING SITE OBSERVATION WITH STROBOSCOPIC VIEW

By J. 0. Bolstad, EG&G Idaho, Inc.

B. DETECTION OF SURFACE CONTAMINATES BY COMPUTERIZED ARC SIGNAL

ANALYSIS

By G. E. Cook, Vanderbilt University, and M. J. Schied, CRC

Automatic Welding

C. EVALUATION OF CONCURRENT WELDING AND NONDESTRUCTIVE

EXAMINATION

By A. D. Watkins, J. A. Johnson, and H. B. Smartt, EG&G

Idaho, Inc.

D. DETECTION OF OFFSHORE WELD STRESS-CORROSION CRACKING USING

RADIOACTIVE TRACERS

By M. G. Burns, J. E. Jones, and C. A. Natalie, Colorado

School of Mines

SESSION 24 - WELD POOL INVESTIGATION 193

A. MODELING OF MICROSEGREGATION DURING WELD METAL SOLIDIFICATION

By J. A. Brooks, Sandia National Laboratories

B. INTERACTION BETWEEN IMPURITIES AND WELDING PARAMETERS IN

DETERMINING GTA WELD SHAPE

By P. Burgardt and C R. Heiple, Rockwell International

C. AN INVERSE FINITE ELEMENT TECHNIQUE FOR THE ANALYSIS OF ARC

WELDING

By B. Rubinsky and H.-F. Hsu, University of California,

and K. W. Mahin, Lawrence Livermore National Laboratory

D. EVALUATION OF HEAT TRANSFER AND FINITE DEFORMATION MODELS

FOR FUSION WELD MODELING

By K. W. Mahin, J. Hallquist, and A. Shapiro, Lawrence

Livermore National Laboratory; and B. Rubinsky, Universityof California

XI

SESSION 25 - DUPLEX STAINLESS STEEL 20 3WELDING/WELDABILITY INVESTIGATIONS

A. FERRITE CONTROL IN DUPLEX STAINLESS STEEL WELD METAL

By D. J. Kotecki, Teledyne McKay

B. AN INVESTIGATION OF THE WELD HOT CRACKING SUSCEPTIBILITYOF DUPLEX STAINLESS STEELS

By D. E. Nelson, and W. A. Baeslack, III, Ohio State

University, and J. C. Lippold, Sandia National Laboratories

C. WELDABILITY AND MECHANICAL PROPERTIES OF DUPLEX STAINLESSSTEELS AFTER AGING AT ELEVATED TEMPERATURES

By S. B. Shendye, J. H. Devletian, and W. E. Wood, OregonGraduate Center

D. MECHANICAL AND CORROSION PROPERTIES OF DUPLEX STAINLESS STEELWELDMENTS

By L. H. Flasche, N. Sridhar, and J. Kolts, Cabot Corporation

SESSION 26 - EFFECTS OF DISCONTINUITIES, INCLUSIONS 212AND OPERATING VARIABLES ON WELD PERFORMANCE

A. EFFECT OF DISCONTINUITIES ON THE FATIGUE PROPERTIES OFWELDMENTS

By R. Menon and C. D. Lundin, University of Tennessee; S. J.Gill, J. A. Hauser, and T. W. Crooker, Naval ResearchLaboratory; and B. J. Kruse, Duke Power Company

B. THE ROLE OF INCLUSIONS IN CONTROLLING HSLA STEEL WELDMICROSTRUCTURES

By S. Liu, Pennsylvania State University; and D. L. Olson,Colorado School of Mines

C. GTA ARC EFFICIENCY

By J. A. Stewart, H. B. Smartt, and C. J. Einerson, EG&GIdaho, Inc.

D. EFFECT OF MATERIAL, PROCESS, AND JOINT DESIGN VARIABLES ONCROSS-WELD STRENGTH OF DUCTILE IRON WELDMENTSBy R. A. Bishel, and R. K. Wilson, Huntington Alloys

SESSION 27 - NARROW GAP WELDING TECHNOLOGY 219

A. AUTOMATIC SEAM TRACKING SYSTEMS FOR CNC PROGRAMMED ELECTRONBEAM WELDING

By M. J. Carroll, Leybold-Heraeus Vacuum Systems, Inc.

xii

B. NARROW GAP WELDING OF 2-IN. HY-100 PLATE USING CLOSED-LOOPADAPTIVE-FEEDBACK THROUGH-THE-ARC TECHNOLOGYBy B. Laing, CRC Automatic Welding; A. Pollack, David W.

Taylor Naval Ship Research and Development Center; and R.Heid, Newport News Shipbuilding

C. NARROW GAP WELDING WITH THE HW-GTA PROCESS

By G. E. Cook, Vanderbilt University, and P. C. Levick,Advanced Robotics Corporation

D. NARROW GAP, HIGH DEPOSITION RATE ELECTROSLAG WELDING

By H. S. Ann, D. Yu, J. H. Devletian, and W. E. Wood, OregonGraduate Center

SESSION 28 - WELDED PROPERTIES OF ALUMINIDES, 227

02-FREE COPPER, AND TWO SURFACING ALLOYS

A. A STUDY OF HAZ CRACKING IN DUCTILE ALUMINIDES

By M. L. Santella, and S. A. David, Oak Ridge National

Laboratory

B. GAS TUNGSTEN ARC WELDING OXYGEN-FREE HIGH CONDUCTIVITY COPPER

By G. K. Hicken, Sandia National Laboratories

C. WEAR RESISTANT HARD SURFACING WITH CORED WIRE ELECTRODES OF

Fe-Cr-C ALLOYS—MICROSTRUCTURE AND PROPERTIES

By H. Drzeniek, and E. Lugscheider, Lehr- und

Forschungsgebeit -Werkstoffwissenschaften, West Germany

D. HIGH AND LOW STRESS ABRASION PERFORMANCE OF HIGH MANGANESE

ALLOYS CONTAINING TITANIUM CARBIDES

By M. P. Sheridan, J. E. Jones, and M. Curto, Colorado School

of Mines

SESSION B-l - BRAZING DEVELOPMENT AND CHARACTERIZATION. . . 236

A. DEVELOPMENT OF THE M-FILL PROCESS FOR REPAIR OF TURBINE

ENGINE COMPONENTS

By J. H. McMurray, J. A. Miller, and J. W. Lee, Avco Lycoming

B. LASER BRAZING OF SMALL DIAMETER COPPER WIRES TO LAMINATED

COPPER CIRCUIT BOARDS

By T. A. Jones, E. I. DuPont de Nemours & Co., and C. E.

Albright, Ohio State University

C. DIFFUSION BONDING OF CERAMICS AND STEEL BY Al INSERT

By T. Yamada, A. Kono, and K. Yokoi, Hitachi Ltd., Japan

xi 11

SESSION B-2 - BRAZING OF CERAMICS 241

A. DIRECT BRAZING OF CERAMICS

By A. J. Moorhead, Oak Ridge National Laboratory

B. BRAZING OF LARGE DIAMETER 8 5% AI2O3 RINGS TO NIOBIUM

USING AN ACTIVE METAL TICUSIL PROCESS

C. CERAMIC-TO-METAL JOINING WITH ACTIVE FILLER METAL

By H. Mizuhara, WESGO Division, GTE Products Corp.

D. ACTIVE SUBSTRATE PROCESS FOR BRAZING CERAMICS TO METALS

By J. P. Hammond, J. J. Woodhouse, and S. A. David, Oak RidgeNational Laboratory

SESSION B-3 - BRAZING FILLER METAL DEVELOPMENT 247

A. RAPIDLY SOLIDIFIED FILLER METALS IN BRAZING AND SOLDERING

APPLICATIONS

By N. J. DeCristofaro and A. Datta, Metglas Products

Division, Allied Corp.

B. PRE-PLACEMENT OF BRAZE FILLER METALS BY PLASMA SPRAYING

By H.-D. Steffens, B. Wielage, and U. Fischer, Universityof Dortmund, West Germany

C. MECHANICAL AND TECHNOLOGICAL PROPERTIES OF NICKEL BASEALLOYS AFTER SIMULATING THE HIGH TEMPERATURE BRAZING PROCESS

By H.-D. Steffens, R. Dammer, B. Wielage, and H. Lange,University of Dortmund, West Germany

D. NEW RAPIDLY SOLIDIFIED Cu-Mn-Si BASE FILLER METALS

By A. Rabinkin and A. Datta, Metglas Products Division,Allied Corp.

SESSION B-4 - HIGH TEMPERATURE BRAZING '. 251

A. THE INFLUENCE OF BRAZING CONDITIONS ON THE IMPACTSTRENGTH OF HIGH TEMPERATURE BRAZED JOINTS

By E. Lugscheider and H. Krappitz, Technical University of

Aachen, West Germany

B. HIGH IMPACT STRENGTH BRAZED JOINTS OF STEELS

By H. Ohmura, Nagoya Municipal Industrial Research Institute,and T. Yoshida, Meijyo University, Japan

C. A COMPARISON OF THE AWS LAP SHEAR SPECIMEN WITH THE IIW PIN-

PLUG SPECIMEN

By J. Spingarn, Sandia National Laboratories

xiv

D. STRUCTURE ANALYSIS AND TOUGHNESS OF BNi-5 VACUUM BRAZED

JOINTS

By H.-D. Steffens, B. Wielage, and H. Kern, University of

Dortmund, West Germany, and B.-Z. Weiss, Technion Haifa,Israel

SESSION B-5 - BRAZING OF ALUMINUM 256

A. MELTING PHENOMENA OF NO. 8 BRAZED SHEET IN A CONTROLLED

ATMOSPHERE

By D. D. Peter, Hughes Aircraft

B. COMPUTER CONTROLLED ALUMINUM BRAZING FURNACES

By R. Gaugn, PV/T, Inc.

C. BRAZING AEROSPACE AND INDUSTRIAL HEAT EXCHANGERS

By E. B. Gempler, United Aircraft Products

D. BRAZING AUTOMOTIVE HEAT EXCHANGERS

By W. Swaney, Ford Electronics and Refrigeration

xv