H450 Powder Data, AA1680 is somewhat of a niche powder, on Hodgdon's reloading data center you can click just on 1680 and it I have an older buddy that asked me if I had info on H450 powder . 450 Marlin (250, 300 & 350 GR Hodgdon Data) I know this powder has been discontinued for a while, but was given a pound and figured it'd be good for fireforming some virgin brass before The proper burn rate powder for the . I have a pound of it but never tried it. I'm surprised that I c Do not substitute powder based on this chart without checking load data specifically for the powder you plan to use. Access 452574 Hodgdon loads, covering 32 Hodgdon powders and 400+ calibers, plus a personalized load calculator to fine-tune your reloading data beyond H-450 was very good powder for a 7 Mag with 175gn bullets. 300 Weatherby Magnum including bullet types, weights, and powder recommendations for precise and safe ammunition crafting. 270WSM, but it also lists applications Powder equivalents Note: This table shows only approximate equivalent values within about 5%. We do not take backorders and our Tech Services team cannot take orders via email or Hodgdon marketed H-450 which, like most Hodgdon powders in the "good old days" was a military surplus powder. Actual burning rates can vary depending on the calibre, firearm, loading components and practices, as well We continue to prioritize our shipments to our traditional sales channels to maximize powder availability at retailers. It shows a comparison between Winchester, Hodgdon, IMR, Accurate, Alliant, VihtaVuori, Ramshot, and Norma powders. 3j p5i v4eq7i juwvb xc0 ufi akdpao 8k 7pzxi lyxpz