Organizations like BSI (UK), DIN (Germany), or AFNOR (France) sell the adopted EN ISO versions.
No. Impact testing is not required for overlays unless specified by the end-user application standard (e.g., NORSOK M-601 for subsea cladding). en iso 15614-7 pdf
EN ISO 15614-7 is a standard that outlines the requirements for the qualification of welding personnel for fusion welding of metallic materials. The standard covers the following: Organizations like BSI (UK), DIN (Germany), or AFNOR
The scope of EN ISO 15614-7 includes: