https://vital.seals.ac.za/vital/access/manager/Index ${session.getAttribute("locale")} 5 Development of a creep sample retrieval technique and friction weld site repair procedure https://vital.seals.ac.za/vital/access/manager/Repository/vital:9635 Wed 12 May 2021 15:47:51 SAST ]]> Development of thick section friction stir welding using a sliding tool shoulder https://vital.seals.ac.za/vital/access/manager/Repository/vital:9633 Thu 13 May 2021 00:51:09 SAST ]]>