Quote:
Originally Posted by Elarson
The first reference that you posted shows annealed condition. That was heated to the 1650 degF temp and air cooled (not quenched) so it's at its softest condition. The strength of Rc 32 hardness probably shows heated, quenched, then tempered at a fairly high temp (maybe 1150 degF??).
Eric
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Eric when a well meaning shop blues the rod halfway down the beam so they can press the pins, will that affect the heat treat and if so for better or worse?