Quote:
Originally Posted by RockBit
If they are 1215 then that explains why they broke. 1215 is a resulphurized free machining steel which is not suitable for structural applications. It has very low strength and harden ability. Make sure the replacements are made from 4340 or 9310 series.
|
Yeah..I was scratching my head at that one. We tested it 3 times to make sure it was correct. I can't figure out how they made it 50 years without breaking!