Frame lock slipping

Correct, other than coolness factor.
Assuming a proper heat treat, of course.

I have been detered from purchasing a Siegle blade cause it isn't forged, now it's back in my radar :)

However in my line of work when I cold draw my mild steel reinforcements (drawn down to a smaller diameter) I experience an increase in the tensile strength, bending moment and increased hardness. There is some evidence in my experience that forging stock steel does change the physical aspects of the steel.

PS: may not apply to titanium though
 
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Factory tension is NOT always enough to wear it across the lock face. Found that out with a Strider and an Umnumzaan.

When I took the knife apart, the lockbar didn't bend past where it locks the blade, probably about what you found?
The lock is most likely going to be somewhat weaker now, but I don't use my folding knives hard enough to do any damage, just heavy cutting for this guy, I still have 40% of blade untouched, and it had about the same lockup new. I'll post if I do have any problems though.
 
When I took the knife apart, the lockbar didn't bend past where it locks the blade, probably about what you found?

That's exactly what I found.
I just bent the bar far enough to get the lock tension I wanted. Took a couple of tries, but now they're both perfect.:)
 
Just some food for though, but the couple of times I had issues with a liner lock or frame lock slipping, it was because oil had gotten on the lock face or the tang of the knife. Cleaned it off, and there was no slippage.
 
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