ESAB introduced the basic cored wire/fused flux combination OK Tubrod 15.24S/OK Flux 10.47, fulfilling low-temperature toughness down to -40°C and CTOD tested down to -10°C . The fused flux requires no re-baking which is a major economy advantage. Mechanical properties, effect of heat input and diffusible hydrogen results are reviewed, as well as practical results at Kvaerner Oil & Gas in The UK. The article was published in Svetsaren, our customer magazine, issue 1/2000. It is freely downloadable by clicking here.