For laser welds in thick section steel, the main cause of solidification cracking is the weld profile shape. The high depth to width ratio of laser welds causes restraint and means that high thermal stress acts across the weld where the solidification fronts meet, causing centreline cracking.
Two days later they will participate in a Rose Ceremony as the final step in their graduation process. While a rose is symbolic for many things, the School of Nursingâs Jasmine Clark says it has become a traditional event at UBC and a time-honoured tradition.
Your graduation will mark the end of one phase of your association with the University of Southampton but we very much hope that youâll join our global alumni community and keep in touch. The ceremony itself is a formal event, so graduands need to wear academic dress and guests should be smartly attired.raduation. If you need to contact us, please always remember to quote your student ID. Your graduation ceremony is an opportunity to gather with family and friends to publicly recognise and celebrate your award.