Preprints of the National Meeting of JWS
Preprints of the National Meeting of JWS
Session ID : 144
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Effect of Al Content on the CTS of Spot Welds for Steel Sheets
*Hiroki FujimotoNobusato KojimaMasahiko HamadaKiyoyuki Fukui
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Abstract
Effect of Al content of steel sheets on cross tension strength (CTS) of spot welds was examined. CTS was not affected by Al under a certain amount, but when Al exceeded this amount CTS dropped. Microstructure of Nugget changed from martensite to coarse ferrite at this Al amount.
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© 2010 by Japan Welding Society
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