Coney 3 Posted April 13, 2008 Report Share Posted April 13, 2008 I am sure this question has been asked before but after looking back through some posts don't seem to be able to find the answers I am looking for. Basically what do you all think is the best length of barrel for a 12flb pcp rifle in order to achieve maxium velocity in .22 caliber? Pretty sure it all hinges on caliber/pressure but is there a way to calculate this using all relevant info?, do longer barrels allow built up pressure to propell the pellet at higher speeds?. Also when would it be fitting to deem a barrel too long or too short for target/hunting purposes? whats everyones general "rule of thumb" on this topic and how do you take this into consideration when selecting a new rifle? Many thanks Coney. Quote Link to post
Holdaway 2 Posted April 13, 2008 Report Share Posted April 13, 2008 Personally, a full length barrel for me. It gives better accuracy. It is also well known that if a barrel is too short, the maximum possible velocity is not acheived, what this length is for a .22 air rifle is I don't know. Some people use carbine due to weight or space limitaions. I prefer the longer barrel. Not sure this helps you at all... H Quote Link to post
Deker 3,491 Posted April 13, 2008 Report Share Posted April 13, 2008 I am sure this question has been asked before but after looking back through some posts don't seem to be able to find the answers I am looking for. Basically what do you all think is the best length of barrel for a 12flb pcp rifle in order to achieve maxium velocity in .22 caliber? Pretty sure it all hinges on caliber/pressure but is there a way to calculate this using all relevant info?, do longer barrels allow built up pressure to propell the pellet at higher speeds?. Also when would it be fitting to deem a barrel too long or too short for target/hunting purposes? whats everyones general "rule of thumb" on this topic and how do you take this into consideration when selecting a new rifle? Many thanks Coney. With a normal Air rifle, springs or valves as supplied with the gun will be built to give just under 12 ft lb WHATEVER the barrel length! The main barrel length issue will revolve around accuracy not power, unless of course you start with a long barrel and cut it right down, then you will have power and accuracy issues! Barrel length will depend on your preference and what you want to do with the gun, simple as that! Quote Link to post
Holdaway 2 Posted April 13, 2008 Report Share Posted April 13, 2008 I am sure this question has been asked before but after looking back through some posts don't seem to be able to find the answers I am looking for. Basically what do you all think is the best length of barrel for a 12flb pcp rifle in order to achieve maxium velocity in .22 caliber? Pretty sure it all hinges on caliber/pressure but is there a way to calculate this using all relevant info?, do longer barrels allow built up pressure to propell the pellet at higher speeds?. Also when would it be fitting to deem a barrel too long or too short for target/hunting purposes? whats everyones general "rule of thumb" on this topic and how do you take this into consideration when selecting a new rifle? Many thanks Coney. With a normal Air rifle, springs or valves as supplied with the gun will be built to give just under 12 ft lb WHATEVER the barrel length! The main barrel length issue will revolve around accuracy not power, unless of course you start with a long barrel and cut it right down, then you will have power and accuracy issues! Barrel length will depend on your preference and what you want to do with the gun, simple as that! When I said short barrel, I meant one cut down!! Deke is very correct when it comes to power through a rifle designed with a short barrel. H Quote Link to post
Coney 3 Posted April 13, 2008 Author Report Share Posted April 13, 2008 Thanks for the replies. Quote Link to post
jamie g 17 Posted April 18, 2008 Report Share Posted April 18, 2008 over air rifle ranges it wont matter about the barrel lenghts in accuracy. well as long as you dont go silly short the main thing to look at with standard length barrel and carbine is the number of shots. carbines give less shots so its up to you to pick weather you need a rifle that gives you more shots in the field per charge or not. i find most carbine rifles give more shots then you would need in one go Quote Link to post
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