The two standards worked to in the UK are BS 5500 and ASME VIII Division 1. I do not know the latest editions, but both refer to "Unfired Fusion Welded Pressure Vessels"
The two standards worked to in the UK are BS 5500 and ASME IIIV Division. I do not know the latest editions, but bot refer to "Unfired Fusion Welded Pressure Vessels"