TTSD-26980 IFC4 export: Welds are now exported into the phase you defined for them in the model instead of the "Phase unknown" layer. Development area: Import, export, interoperability Included in Fixed defects in version 2019i Quick feedback Did you find what you were looking for? * Yes Partly No What is missing? The feedback you give here is not visible to other users. We use your comments to improve our content. Need support? Fill in this form instead. Leave this field empty We use this to prevent automated spam submissions.