CASTING MODERN MAY 2013 A PUBLICATION OF THE AMERICAN FOUNDRY SOCIETY P. 30 VOLUME 103 | NUMBER 5


COLUMNS 7 Editorial


What a Difference A.T. SPADA


19 Washington Alert Warning Letters Sent to Workplaces With Above-Average Ill- ness & Injury Rates S. SALMON, J. HANNAPEL AND C. RICHTER


P. 21


74 Shaping Strategies A Better Way D. BARNHARD


75 Safe Practice


Shipping Hazardous Materials G. HUTCHESON


DEPARTMENTS P. 42


24 Start Gaining Process Knowledge Failed castings, whether occurring as internal or external scrap or rework, become a significant operating cost that could be reduced by controlling the variables critical to specific parts. DR. H. ROSHAN


30 One Hundred and Fifty-One Parts to Infinity Danko Arlington and an innovative team cast a mathematical monument. D. KAPEL


37 Testing 1-2-3: Predicting the Fatigue Life of Aluminum Castings Technical specialists with General Motors developed models that account for microstructure constituents and flaws. A MODERN CASTING STAFF REPORT


42 CastExpo Roundup More than 7,000 CastExpo attendees turned out for the North American metalcasting industry’s once-in-three-years event. A MODERN CASTING STAFF REPORT


moderncasting.com Cover Design: Mike Berrafato


May 2013 MODERN CASTING | 5


3 From Online 9 Industry News 16 Industry Faces


21 In a World Without Castings


76 AFS News 79 Classifieds 87 Advertisers’ Index 88 Shakeout


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