You can weld that and get some more miles on it but it's a pretty high stress point and the weld may break again.
That was partly my concern. I've not yet heard of one snapping on the NDS, so I wonder if there's particular stress on the DS that causes them to break there.
@ffm started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
You can weld that and get some more miles on it but it's a pretty high stress point and the weld may break again.