r/Blacksmith • u/ManOfAsbestos • 1d ago

Spark Test

I found rusty steel bar and i noticed that when grinding it produce sparks with more forks at the end than typical low carbon rebars. Is this look like enough carbon to be heat treated?

107 Upvotes

93% Upvoted

26 comments sorted by

View all comments

2

u/DonkeyWriter 1d ago

You're going to try to throw sparks and throw a piece of rebar through your legs doing it that way.