Influence of the solidification path of AlMgSi aluminium alloys on the critical strain rate during remote laser beam welding

References

• Zaeh MF, Moesl J, Musiol J, et al. Material processing with remote technology revolution or evolution? Phys Procedia. 2010;5:19–33. doi: 10.1016/j.phpro.2010.08.119
   Google Scholar
• Ceglarek D, Colledani M, Váncza J, et al. Rapid deployment of remote laser welding processes in automotive assembly systems. CIRP Ann. 2015;64(1):389–394. doi: 10.1016/j.cirp.2015.04.119
   Web of Science ®Google Scholar
• Coniglio N, Cross CE, Michael T, et al. Defining a critical weld dilution to avoid solidification cracking in aluminum. Weld J. 2008;87(8):237–247.
   Google Scholar
• Weller D, Hagenlocher C, Steeb T, et al. Self-restraint hot cracking test for aluminum alloys using digital image correlation. Procedia CIRP. 2018;74C:430–433. doi: 10.1016/j.procir.2018.08.165
   Google Scholar
• Easton MA, Wang H, Grandfield J, et al. Observation and prediction of the hot tear susceptibility of ternary Al-Si-Mg alloys. Metall Mater Trans A. 2012;43(9):3227–3238. doi: 10.1007/s11661-012-1132-6
   Google Scholar
• Bezençon C, Simon J, Bassi C, et al. Remote laser welding of multi-alloy aluminium sheets. Stuttgart: SLT - Stuttart Laser Technology Forum; 2014.
   Google Scholar
• Weller D, Bezençon C, Stritt P, et al. Remote laser welding of multi-alloy aluminium at close-edge position. Phys Procedia. 2013;41:164–168. doi: 10.1016/j.phpro.2013.03.065
   Google Scholar
• Kempa S, Masse J-P, Laurent C. Formalex Remote, a laser-remote weldable monolithic aluminium alloy, opens new opportunities in car body engineering. Nürnberg; 2017.
   Google Scholar
• Coniglio N, Cross CE. Initiation and growth mechanisms for weld solidification cracking. Int Mater Rev. 2013;58(7):375–397. doi: 10.1179/1743280413Y.0000000020
   Web of Science ®Google Scholar
• Borland JC. Generalized theory of super-solidus cracking in welds. Br Weld J. 1960;7:508–512.
   Google Scholar
• Pellini WS. Strain theory of hot tearing: new light on the cause of the common casting defect of hot tearing is shed by recent investigations. These indicate that hot tearing actually represents fracture through liquid films existing at near-solidus temperatures. Foundry. 1952;80:125–199.
   Google Scholar
• Feurer U. Mathematisches Modell der Warmrissneigung von binären Aluminiumlegierungen. Giesserei Forschung. 1976;28:75–80.
   Google Scholar
• Kou S. Welding Metallurgy. 2nd ed Hoboken: John Wiley; 2003.
   Google Scholar
• Cross CE. On the origin of weld solidification cracking. In: Hot cracking phenomena in welds. Berlin: Springer; 2005, p. 3–18.
   Google Scholar
• Stritt P, Hagenlocher C, Weber R, et al. The effect of Laser welding parameters on the grain structure distribution in the resultant weld. Proc. of ICALEO’16 2016.
   Google Scholar
• Rappaz M, Drezet J-M, Gremaud M. A new hot-tearing criterion. Metall Mater Trans A. 1999;30:449–455. doi: 10.1007/s11661-999-0334-z
   Web of Science ®Google Scholar
• Drezet J-M, Allehaux D. Application of the rappaz-drezet-gremaud hot tearing criterion to welding of aluminium alloys. In: Böllinghaus T, Herold H, Cross CE, Lippold JC, editors. Hot cracking phenomena in welds II, 1st ed. Berlin: Springer-Verlag; 2008. p. 27–45.
   Google Scholar
• Rappaz M, Drezet JM, Mathier V, et al. Towards a micro-macro model of hot tearing. MSF. 2006;519-521:1665–1674. doi: 10.4028/www.scientific.net/MSF.519-521.1665
   Google Scholar
• Rappaz M, Grasso PD, Mathier V, et al. How does coalescence of dendrite arms or grains influence hot tearing. In: Chu MG, et al., editors. Solidification of aluminium alloys. TMS; 2004. p. 179–190.
   Google Scholar
• Scheil E. Bemerkungen zur Schichtkristallbildung. Zeitschrift für Metallkunde. 1942;34(3):70–72.
   Google Scholar
• Thermo-Calc 2018. TCAL5 Al-Alloys database version 5: (accessed 5th April 2019).
   Google Scholar
• Andersson J-O, Helander T, Höglund L, et al. Thermo-Calc & DICTRA, computational tools for materials science. Calphad. 2002;26(2):273–312. doi: 10.1016/S0364-5916(02)00037-8
   Web of Science ®Google Scholar
• Ludwig O, Drezet J-M, Martin CL, et al. Rheological behavior of Al-Cu alloys during solidification constitutive modeling, experimental identification, and numerical study. Metall Mater Trans A. 2005;36(6):1525–1535. doi: 10.1007/s11661-005-0244-7
   Google Scholar
• Jennings PH, Singer ARE, Pumphrey WI. Hot-shortness of some high-purity alloys in the systems aluminum-copper-silicon and aluminium-magnesium-silicon. J Inst Met. 1948;74(7):227–246.
   Google Scholar
• Giraud E, Suéry M, Adrien J, et al. Hot tearing sensitivity of Al-Mg-Si alloys evaluated by X-Ray microtomography after constrained solidification at high cooling rate. In: Hot cracking Phenomena in welds III. Berlin: Springer; 2011, p. 87–99.
   Google Scholar
• Ploshikhin V, Prikhodovsky A, Ilin A, et al. Influence of the weld metal chemical composition on the solidification cracking susceptibility of AA6056-T4 alloy. Weld World. 2006;50(11–12):46–50. doi: 10.1007/BF03263460
   Google Scholar
• SEP 1220-3. Testing and Documentation Guideline for the Joinability of thin sheet of steel – Part 3: Laser beam welding (SEP 1220-3): Beuth; 2011.
   Google Scholar
• Hagenlocher C, Stritt P, Weber R, et al. Strain signatures associated to the formation of hot cracks during laser beam welding of aluminum alloys. Opt Lasers Eng. 2018;100:131–140. doi: 10.1016/j.optlaseng.2017.08.007
   Web of Science ®Google Scholar
• Hagenlocher C, Weller D, Weber R, et al. Reduction of the hot cracking susceptibility of laser beam welds in AlMgSi alloys by increasing the number of grain boundaries. Sci Technol Weld Joining. 2018;87(1):1–7.
   Google Scholar
• Tamura H, Kato N, Ochiai S, et al. Cracking study of aluminum alloys by the variable tensile strain hot cracking test. Trans Japan Weld Soc. 1977;8(2):143–149.
   Google Scholar