It looks like there might have been a crack brazed up under there so you may strip it back to find no paint underneath.
You can remove it with wet and dry plus a light solvent; such as white spirit, that should give you the best chance of saving paint that may or may not be underneath.
It looks like there might have been a crack brazed up under there so you may strip it back to find no paint underneath.
You can remove it with wet and dry plus a light solvent; such as white spirit, that should give you the best chance of saving paint that may or may not be underneath.