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  • Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
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© Riley Power Inc., 2012 www.babcockpower.com Recent Experience in Dissimilar Metal Weld Failures by Gary R. Wood Senior Metallurgical Engineer American Electric Power Joyce M. Khoury Senior Metallurgist a Babcock Power Inc. company (formerly DB Riley, Inc.) James P. King Design Manager a Babcock Power Inc. company (formerly DB Riley, Inc.) Presented at International Conference on Boiler Tube Failures in Fossil Plants Sonsored by EPRI and TVA November 11-13, 1997 Nashville, Tennessee Technical Publication RST-148 RILEY POWER INC. RILEY POWER INC.

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Page 1: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller

© Riley Power Inc., 2012 www.babcockpower.com

Recent Experience in Dissimilar Metal Weld Failures

by

Gary R. WoodSenior Metallurgical Engineer

American Electric Power

Joyce M. KhourySenior Metallurgist

a Babcock Power Inc. company(formerly DB Riley, Inc.)

James P. KingDesign Manager

a Babcock Power Inc. company(formerly DB Riley, Inc.)

Presented at International Conference on Boiler Tube Failures in Fossil Plants

Sonsored by EPRI and TVANovember 11-13, 1997Nashville, Tennessee

Technical Publ icat ion

RST-148

RILEY POWER INC.

RILEY POWER INC.

Page 2: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
Page 3: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
Page 4: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
Page 5: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
Page 6: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
Page 7: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
Page 8: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
Page 9: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
Page 10: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
Page 11: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller
Page 12: Recent Experience in Dissimilar Metal Weld Failures...290 280 270 260 250 240 230 220 210 200 190 180 170 160 150 140 130 Fe-Base Weld Metal Ni-Base Weld Meta] HAZ 39 Larson-Miller

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