I am not sure if I posted this before. If I did just ignore this. 
Years back John Linebaugh helped me get .45 Colt loads pressure-tested at Hodgdon's in their pressure barrel. John had built the pressure barrel for them and had access to it whenever they weren't running tests.
![[image]](images/uploaded/202510281313106900c16636087.jpg)
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.45 Colt Pressure Data
- Jim Taylor, 2025-10-28, 06:13
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Thanks Jim! I’ve recently been toying with
- drdougrx, 2025-10-29, 04:56
- I think I had almost a compressed charge of 1680 - WB, 2025-10-29, 13:44
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That's not too scary, considering true Magnum CUP
- WB, 2025-10-28, 09:57
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These were all Ruger Blackhawk loads.
- Jim Taylor, 2025-10-28, 10:12
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I thought that looked like a .45/70 bullet, resized. (nm)
- WB, 2025-10-28, 13:50
- It's the old Lyman .45-90 bullet. (nm) - Jim Taylor, 2025-10-28, 14:57
- That is a very good idea. I used to load Keith's - WB, 2025-10-28, 12:16
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I thought that looked like a .45/70 bullet, resized. (nm)
- WB, 2025-10-28, 13:50
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These were all Ruger Blackhawk loads.
- Jim Taylor, 2025-10-28, 10:12
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Thanks Jim! I’ve recently been toying with
- drdougrx, 2025-10-29, 04:56