Well to directly answer the question:
I will say with confidence that this load isn’t going to beat up or otherwise stress a Model 52. A 52 is an extremely stout and all steel handgun, so this load isn’t going to hurt it.
Now me personally, I don’t think Titegroup is a good choice for this role. It’s a very high nitro powder and it burns scorching hot. Some folks have seen lead smearing from the heat it produces on the base of a lead bullet.
If it was all that I had and I couldn’t get a hold of another powder, I would definitely try it.
Now with that out of the way, there’s two different ways that Model 52 pistols get damaged most often.
1) running TOO light of a load and unknowingly sticking a bullet in the bore, and then firing another round after it. This is how you bulge a barrel and wreck the barrel
2) running to high a powder charge under the aforementioned hollow base Wadcutter — these bullets are somewhat fragile in that a “hot” load can blow out the center of a hollow based wadcutter and leave a full caliber ring of lead. This can also lead to a bulged barrel if you fire a round behind it.
The Titegroup and cast DEWC can work, but this legendary pistol was built specifically around a swaged HBWC with 2.7-2.8gr Bullseye. Many folks use W-231.
I use the swaged HBWC with 2.7gr Bullseye. And all the while I ignore the noisy ones who claim that Bullseye is “dirty.”
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That’s a 25-yard target. It’s a bit over 2-inches but I’m not a competition shooter… just a guy who absolutely loves
FINE handguns.