Stork Climax Research Services, Inc. (d/b/a Stork CRS, Inc.) is an operating unit of Stork Materials Technology B.V., Amsterdam, The Netherlands, which is a member of the Stork group. Page 1 of 7

Metallurgical Engineering and Testing Richard B. Gundlach 51229 Century Court Wixom, MI 48393-2074 Telephone : (248) 960-4900 Ext. 213 Telefax : (248) 960-5973 Email : rick.gundlach@stork.com

Stork Climax Research Services, Inc.Materials Technology

Curriculum Vitae for RICHARD B. GUNDLACH

EDUCATION: University of Michigan, Ann Arbor, Michigan B.S.E. Metallurgical Engineering, 1968 M.S.E. Metallurgical Engineering, 1972 PROFESSIONAL EXPERIENCE: Stork Climax Research Services (CRS), Wixom, MI (2006 to present) Senior Metallurgical Engineer Conduct metallurgical consulting and failure analysis with a specialization in a variety of ferrous cast iron types (gray, ductile, compacted graphite, and white iron) as well as cast aluminum alloys. As a recognized expert in cast metals, consult on alloy design and processing, primarily for the foundry industry and its predominantly automotive customers. Climax Research Services (CRS), Farmington Hills & Wixom, MI (1987 to 2006) Senior Metallurgical Engineer President (1987 to 2004) Vice President, Sales & Marketing (2004 to 2006) Co-founded CRS, a metallurgical engineering and testing laboratory with two other former AMAX employees. Also directed sales and marketing activities for CRS. Climax Molybdenum Company / AMAX Materials Research Center, Ann Arbor, MI Research Supervisor (1980 to 1986) Research Investigator (1968 to 1980) Investigated high strength gray irons, ductile irons and abrasion resistant white irons and steels. Supervised all iron and steel casting research and alloy development. PROFESSIONAL SOCIETY MEMBERSHIPS: American Foundry Society - member several AFS committees Ductile Iron Society - member of the Research Committee. American Society for Metals currently chairman of the Detroit Chapter North American Die Casting Association member

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AWARDS: ASM International Fellow ASM Award in 2003 ASM Detroit Section John H. Shoemaker Award of Distinction in 2003 Award of Scientific Merit AFS award in 2000 Best Paper AFS Cast Iron Division in 1987 Best Paper - AFS Gray Iron Division in 1982 Howard F. Taylor Award by AFS in 1978 PATENTS: Gundlach, R. B., Majumdar S., "Iron-Based Casting Alloy," U.S. Patent No. US 6,669,790 B1, Dec. 30, 2003. Gundlach, R. B., Majumdar S., "Process for Making Iron-Based Casting Alloy," U.S. Patent No. US 6,800,152 B2, Oct. 5, 2004. PUBLICATIONS: Authored and co-authored 56 papers published in AFS Transactions, International Cast Metals Journal, Metallurgical Transactions, Metals Progress, Casting Engineering, and various conference proceedings. Topics include austempered ductile irons and steels, high strength gray irons, thermal fatigue of cast aluminum, gray and ductile irons, and abrasion resistant high chromium white cast irons. Co-authored Abrasion-resistant Cast Iron Handbook, published by AFS (2000). Co-authored Chapter 4: Composition of Ductile Irons of the Ductile Iron Handbook published by AFS. Also authored the sections on High Alloy Graphitic Cast Irons and High Alloy White Cast Irons for ASM Handbook Vol. 15 and co-authored Alloy Cast Irons for ASM Handbook Vol. 1 and Heat Treatment of High-Alloy Irons for ASM Handbook Vol. 4. Gundlach, R. B., Pehlke, Robert D., "Rate of Molybdenum Solution in Carbon-saturated Liquid Iron, Metallurgical Transactions, Vol. 3, n. 9, Sep. 1972, p. 2337-2342. Gundlach, R. B., Scholz, W. G., Phosphide Eutectic in Gray Cast Irons Containing Molybdenum and/or Chromium, AFS Transactions, Vol. 81, 1973. p. 395-402. Gundlach, R. B., Scholz, W. G., Phosphideutektikum in Molybdaen-und/oder Chromhaltigen Grauen Gusseisen, Giessereipraxis, n. 1, Jan. 1974, p. 1-11. Gundlach, R. B., Microstructure, Hardness and Abrasion Resistance of As-Cast 17.5% Chromium White Irons, AFS Transactions, Vol. 82, 1974, p. 309-316.

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PUBLICATIONS (continued): Gundlach, R. B., Parks, J. L., Influence of Abrasive Hardness on the Wear Resistance of High Chromium Irons, International Conference on the Wear of Materials, April 26-28, 1977; St. Louis, MO, USA. Wear, Vol. 46, no. 1; Jan. 1978; p. 97-108. Published by Elsevier Sequoia, Lausanne, Switzerland, 1978, p. 97-108. Gundlach, R. B., Elevated-Temperature Properties of Alloyed Gray Irons for Diesel Engine Components, AFS Transactions, Vol. 86, 1978. p. 55. Gundlach, R. B., Elevated-Temperature Properties of Alloyed Gray Irons for Diesel Engine Components, AFS International Cast Metals Journal, Vol. 4, n .3, Sep. 1979. p. 11-20. Gundlach, R. B., Eigenschaften von Legiertem Gusseisen mit Lamellengraphit bei Hoeheren Temperaturen zur Verwendung in Dieselmotoren, Giessereipraxis, n. 4, Feb. 25, 1979. p. 49-59. Gundlach, R. B., "Thermal Fatigue Resistance of Alloyed Gray Irons for Diesel Engine Components," AFS Transactions, Vol. 87, 1979. p. 551. Gundlach, R. B., "Temperaturwechselbestaendigkeit von Legierten Gusseisen mit Lamellangraphit fuer Bautelle von Dieselmotoren," Thermal Fatigue Resistance of Alloyed Gray Irons for Diesel Engine Components, Giessereipraxis, n. 6, Mar. 25, 1981. p. 97-107. Janowak, J.F., Gundlach, R. B., Eldis, G.T., Rohrig, K., "Austempering Ductile Iron for High Strength and Toughness," Modern Casting, Vol. 71, n. 12, Dec. 1981. p. 34-36. Janowak, J.F., Gundlach, R. B., Eldis, G.T., Roehrig, K., "Technical Advances in Cast Iron Metallurgy," AFS International Cast Metals Journal, Vol. 6, n. 4, Dec. 1981. p. 28-42. Janowak, J.F., Gundlach, R. B., Eldis, G.T., Roehrig, K., "Technische Fortschritte in Der Gusseisenmetallurgie," Giessereipraxis, n. 17, Sep. 1982. p. 269-284. Janowak, J. F., Gundlach, R. B., Modern Approach to Alloying Gray Iron, AFS Transactions, Vol. 90, 1982. p. 847-863. Janowak, J. F., Gundlach, R. B., Hinweise zur Modernen Legierungstechnik bei Gusseisen mit Lamellengraphit, Giessereipraxis, n. 15-16 Aug. 15, 1983. p. 223-242. Dodd, John, Gundlach, R. B., Morton, Patricia A., Metallurgy of High Hardness Chromium-Molybdenum and Vanadium-Molybdenum Rolling Mill Rolls Conference, Mechanical Working & Steel Processing 19: Proceedings of the 23rd Mechanical Working & Steel Processing Conference, Pittsburgh, PA, USA. Iron & Steel Society of AIME, Mechanical Working & Steel Processing Division, 1982. p. 475-503. Janowak, J., Gundlach, R. B., Key to High Strength Gray Irons - Avoiding the Pitfalls, Modern Casting, Vol. 72, n. 10, Oct. 1982. p. 38.

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PUBLICATIONS (continued): Janowak, J.F., Gundlach, R. B., Development of a Ductile Iron for Commercial Austempering, AFS Transactions, Vol. 91, 1983, p. 377-388. Janowak, J.F., Gundlach, R. B., Entwicklung Eines Fuer das Zwischenstufenvergueten Geeigneten Gusseisens mit Kugelgraphit, Translation: "Development of a Ductile Iron for Commercial Austempering, Giessereipraxis, n. 19, Oct. 10, 1984. p. 317-330. Gundlach, R. B., Effects of Alloying Elements on the Elevated Temperature Properties of Gray Irons, AFS Transactions, Vol. 91, 1983, p. 389-422. Gundlach, R. B., "Wirkung von Legierunselementen auf die Eigenscaften von Grauguss bei Hoeheren Temperaturen," Effects of Alloying Elements on the Elevated Temperature Properties of Gray Irons, Giessereipraxis, n. 1-2, Jan. 14, 1985. p. 1-25. Dodd, J., Gundlach, R. B., Parks, J.L., "Some Factors Affecting the Metallurgy and Production of High Chromium-Molybdenum Irons," Heat Treatment Shanghai '83 Conference Proceedings, 3rd International Congress on Heat Treatment of Materials, Shanghai, China. Chinese Mechanical Engineering Society, Heat Treatment Institute, China. International Federation for the Heat Treatment of Materials. Metals Society, Book 310, 1983. p. 5. 48-5. 60. Janowak, J.F., Gundlach, R. B., Approaching Austempered Ductile Iron Properties by Controlled Cooling in the Foundry, Journal of Heat Treating, Vol. 4, n. 1, Jun. 1985, p. 25-31. 1st International Conference on Austempered Ductile Iron: Your Means to Improved Performance, Productivity, and Cost, Chicago, IL, USA, 1984. ASM, Highway/Off-Highway Vehicles Committee, Materials Systems & Design Division, Metals Park, OH; AFS, Des Plaines, IL; AGMA, Arlington, VA; Ductile Iron Society, Mountainside, NJ; Gear Research Institute, Naperville, IL; SAE, Warrendale, PA. Dodd, J., Gundlach, R. B., Lincoln, J.A., "Advances in Austempered Ductile Irons," Casting Engineering Foundry World, Vol. 16, n. 1, spring 1984, p. 15-22. Dodd, J., Gundlach, R. B., Lincoln, J.A., "Advances in Process Technology and new Applications of Austempered Ductile Irons," Developments for Future Foundry Prosperity Conference, Coventry, England. BCIRA, Birmingham, England, 1984. p. 15. 1-15. 25. Gundlach, R. B., Janowak, J.F., "Review of Austempered Ductile Iron Metallurgy," 1st International Conference on Austempered Ductile Iron: Your Means to Improved Performance, Productivity, and Cost, Chicago, IL, USA; ASM; Highway/Off-Highway Vehicles Committee, Materials Systems and Design Division, Metals Park, OH, USA; AFS, Des Plaines, IL, USA.; AGMA, Arlington, VA, USA ; Ductile Iron Society, Mountainside, NJ, USA ; Gear Research Institute, Naperville, IL, USA; SAE, Warrendale, PA, USA; ASM, Metals Park, OH, USA., 1984. p. 1-12. Park, Y.J., Gundlach, R. B., Janowak, J.F., Thomas, R.G., Thermal Fatigue Resistance of Gray and Compacted Graphite Irons," AFS Transactions, Vol. 93, 1985. p. 415.

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PUBLICATIONS (continued): Park, Y.J., Gundlach, R. B., Janowak, J.F., Thomas, R.G., Temperatur-wechselbestaendigkeit von Gusseisen mit Lamellengraphit und Gusseisen mit Vermiculargraphit," Translated: "Thermal Fatigue Resistance of Gray and Compacted Graphite Irons." Giessereipraxis, n. 12, Jun. 25, 1986. p. 161-170. Morton, P.A., Gundlach, R. B., Dodd, J., Factors Affecting Austenite Measurements in High-Chromium White Cast Irons, AFS Transactions, Vol. 93, 1985. p. 879. Morton, P.A., Gundlach, R. B., Dodd, J., "Untersuchungen zur Bestimmung der Austenitgehalte in Weissen Chromgusseisen," Factors Affecting the Austenite Measurements in High-Chromium White Cast Irons, Giessereipraxis, n. 23-24, Dec. 15, 1986. p. 301-307. Janowak, J.F., Gundlach, R. B., "Improved Machinability of High Strength Gray Iron," AFS Transactions, Vol. 93, 1985. p. 961. Gundlach, R.B., Janowak, JF, Bechet, S., Rohrig, K., Transformation Behavior in Austempering Nodular Iron, Third International Symposium on the Physical Metallurgy of Cast Iron, Aug. 29-31, 1984, Stockholm, Sweden. Physical Metallurgy of Cast Iron, Fredriksson, H., Hillert, M., North-Holland, New York, NY, USA, 1985; xiii+552 pp. p. 399-409. Gundlach, R.B., Janowak, JF, Bechet, S., Rohrig, K., On the Problems with Carbide Formation in Gray Cast Iron, Third International Symposium on the Physical Metallurgy of Cast Iron, Aug. 29-31, 1984; Stockholm, Sweden. Physical Metallurgy of Cast Iron, Fredriksson, H., Hillert, M., North-Holland, New York, NY, USA. 1985; xiii+552 pp. p. 251-61. Gundlach, R. B., Janowak, J.F., "Austempered Ductile Iron Combines Strength with Toughness and Ductility," Metal Progress, Vol. 128, n. 2, ASM International, 1985. p. 19-26. Gundlach, R. B., Janowak, J.F., Process Overview/Wear and Abrasion Testing, 2nd International Conference on Austempered Ductile Iron: Your Means to Improved Performance, Productivity and Cost, Ann Arbor, MI, 1986. ASME, Gear Research Institute, Naperville, IL; ASME, Design Division, New York, NY; AMAX Inc., Arlington Heights, IL; American Foundry Society, Des Plaines, IL; AGMA, Arlington, VA, et al., p. 23-30. Gundlach, R. B., Janowak, J.F., "Verschleissbestaendigkeit von Zwischenstufen-verguetetem Gusseisen mit Kugelgraphit," Wear Resistance of Austempered Ductile Cast Iron, Giessereipraxis, n. 11, Jun. 10, 1987. p. 171-177. Park, Y.J., Janowak, J.F., Gundlach, R. B., "Effects of Molybdenum on Thermal Fatigue Resistance of Ductile and Compacted Graphite Irons," AFS Transactions, Vol. 95, 1987. p. 267.

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PUBLICATIONS (continued): Park, Y.J., Gundlach, R. B., Janowak, J.F., Monitoring the Bainite Reaction During Austempering of Ductile Iron and High Silicon Cast Steel by Resistivity Measurement, AFS Transactions, Vol. 95, 1987. p. 411. Park, Y.J., Gundlach, R. B., Janowak, J.F., Monitoring the Bainite Reaction During Austempering of Ductile Iron and High Silicon Cast Steel by Resistivity Measurement, Industrial Heating, Vol. 54, n. 10, Oct. 1987. p. 12-15. Gundlach, R. B., "Characterization of Inclusions in Ductile Iron Castings," Research Report No. 16, Ductile Iron Society, 1989. Gundlach, R. B., Whelan, E.P., "Critical Temperatures in Ferritic Ductile Irons," AFS Transactions, Vol. 100, 1992. p. 713. Gundlach, R. B., Hetke, A., "Aluminum Casting Quality in Alloy 356 Engine Components," AFS Transactions, Vol. 102, 1994. p. 367. Gundlach, R. B., Ross, B., Hetke, A., Valtierra, S., and Mojica, J.F., "Thermal Fatigue Resistance of Hypoeutectic Aluminum-Silicon Casting Alloys," AFS Transactions, Vol. 102, 1994. p. 205. Gundlach, R. B., "Effect of Late-stream Inoculation on Mechanical Properties of Pearlitic Ductile Iron," AFS Transactions, Vol. 105, 1997. p. 219. Gundlach, R. B., Semchyshen, M., Whelan, E.P., Notch Sensitivity and Fatigue in Austempered Ductile Iron, 1998 SAE International Congress and Exposition, Feb. 23, 1998, Detroit, MI, USA. Advancements in Fatigue Research and Applications, SAE Special Publications, Vol. 1341, SAE, Warrendale, PA, USA, Feb. 1998. p. 1-15, no. 980685. Loper, C.R., Gundlach, R. B., "Inoculation - What Is It and How Does It Work," International Inoculation Conference, April 6-8, 1998, Rosemont, IL, USA, AFS. Gundlach, R. B., "Late-stream Inoculation and the Mechanical Properties of Pearlitic Ductile Iron," AFS Transactions, Vol. 107, 1999. Gundlach, R. B., Weber, G., Santanam, C., Thomas, T., "Thermal Fatigue Resistance of Silicon-Molybdenum Ductile Irons," 1998 Keith D. Millis World Symposium on Ductile Iron, Oct. 20-22, 1998, Hilton Head, SC, Ductile Iron Society & AFS. Goodrich, G.M., Gundlach, R. B., "Machinability in Gray Irons," AFS Transactions, Vol. 107, 1999. Gundlach, R. B., Goodrich, G.M., "Mn-S Relationships in Gray Cast Iron," AFS Transactions, Vol. 107, 1999.

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PUBLICATIONS (continued): DeLaO, J.D., Gundlach, R. B., "Critical Review of Fatigue Properties of Graphitic Irons" AFS Transactions, Vol. 107, 1999. Tartaglia, J.M., Ritter, P.E., Gundlach, R. B. and L. Jenkins, "Monotonic and Cyclic Property Design Data for Ductile Iron Castings, SAE Paper no.2000-01-0758, 2000. Oakwood, T., Goodrich, G.M. and Gundlach, R. B., "Microgravity Experiments to Enhance Development of Ferrous Castings: A Literature review," AFS Transactions, Vol. 108, 2000, p. 147-156. Oakwood, T., Goodrich, G.M. and Gundlach, R. B., "The Role of Gravity Forces on the Directional Solidification of Gray Cast Iron," AFS Transactions, Vol. 110, 2002, p. 899-915. Gundlach, R. B. and J.D. Mullins, "Improving the Properties of Austempered Ductile Iron SAE Paper no. 2002-01-1307, 2002. Black, B., Burger, G., Logan, Perrin, R. and Gundlach, R. B., "Microstructure and Dimensional Stability in Si-Mo Ductile Irons for Elevated Temperature Applications SAE Paper no. 2002-01-2115, 2002. HANDBOOK CHAPTERS: Gundlach, R. B., "High-Alloy Graphitic Irons" chapter from Metals Handbook, Ninth Edition, Vol. 15 Casting, ASM International, 1988.

Gundlach, R. B., "High-Alloy White Irons" chapter from Metals Handbook, Ninth Edition, Vol. 15 Casting, ASM International, 1988. Gundlach, R. B., Doane, D.V., "Alloy Cast Irons" chapter from ASM Handbook, Tenth Edition, Vol. 1 Properties and Selection: Irons, Steels, and High-Performance Alloys, ASM International, 1990. Gundlach, R. B., Doane, D.V., "Heat Treating of High-Alloy Irons" chapter from ASM Handbook, Vol. 4 Heat Treating, ASM International, 1991. Gundlach, R. B., Loper, C.R. Jr., Morgensteren, B., "Composition of Ductile Irons, chapter 4, Ductile Iron Handbook, AFS, 1992. Laird, G., Gundlach, R. B. and Rohrig, K., Wear Resistant Cast Iron Handbook, AFS, 2000.