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   rec.crafts.metalworking      Metal working and metallurgy      215,319 messages   

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   Message 214,065 of 215,319   
   Snag to Leon Fisk   
   Re: Speaking Of Welding - The Job, Big A   
   21 Feb 25 08:59:55   
   
   From: Snag_one@msn.com   
      
   On 2/21/2025 8:27 AM, Leon Fisk wrote:   
   > On Fri, 21 Feb 2025 09:14:00 -0500   
   > "Jim Wilkins"  wrote:   
   >   
   >    
   >> The yield strength of hard drawn/stamped brass sets current ammo pressure   
   >> limits. It's similar to mild steel but more brittle, and is of course   
   >> rustproof which matters to the military. Some bolt actions have been proofed   
   >> to handle 120,000 PSI or more if the cases could.   
   >   
   > That new Federal steel case is designed for 80,000 PSI as the standard   
   > load. The material is suppose to be able to expand slightly to help   
   > keep the case locked in the chamber and not blow back against the bolt   
   > as hard. Can be reloaded too but didn't see any detail on that yet. Not   
   > that I went looking for it either.   
   >   
   > Speculation was that it will be used to boost older rounds pressure too   
   > for newer guns that could probably handle the higher pressure...   
   >   
      
   https://www.federalpremium.com/backcountry.html   
      
      There is a link to hand loading info at this link that Jim Wilkins   
   posted .   
   --   
   Snag   
   We live in a time where intelligent people   
   are being silenced so that   
   stupid people won't be offended.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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