LAB Verduyn BV. received an order from Seaway Heavy Lifting for welding the required plates for CTOD (Crack Tip Opening Displacement) testing. The final test-specimens were carried out at -15 ° C and had to meet the requirements of the DNV OS C401: 2010.
More information:
http://www.twi-global.com/technical-knowledge/job-knowledge/ctod-testing-076/