2019年12月20日 · The FN SPR sniper rifles use hammer forged hard chrome lined taper bore barrels to get moa accuracy and this is the same barrel specs and processes I have done to my barrels. So who else uses this? Obviously FN, who has the time, money, and resources to do the research to find this type of barrel steel and proof out this type of process and specs.

2011年7月30日 · Quote from Bravo Co. barrel description: Cold Hammer Forged Barrels "This process of manufacturing barrels has been used for European small arms for generations, and it is gaining popularity in the United States because of the increased barrel life and outstanding accuracy of a hammer forged barrel. The BCM BFH™ series of barrels are made ...

2009年10月14日 · "The XM8 . . . cold hammer forged barrel will guarantee a minimum of 20,000 rounds service life and ultimate operator safety in the event of an obstructed bore occurrence." "To improve reliability, service life, and operator safety during obstructed bore occurrences or after extreme extended firing sessions, the HK416 uses barrels produced by ...

2012年6月22日 · Hammer forging doesn't cut the material, it forms it over a hardened mandrel. So the surface finish would be identical to one of carbon steel - a mirror image of the mandrel. Carbon steel is much less expensive as well as has better strength and heat resistance, so no reason to go with softer material for the same results.

2012年3月7日 · Hammer forged barrels, in my completely unscientific experience, have amazing accuracy and durability. While 99% of civilian shooters won't benefit from the huge increase in durability offered by cold hammer forging, it is kind of nice to know that your barrel will be able to stand up to abusive firing schedules, and/or last a lifetime of ...

2020年4月20日 · "M4 CARBINE FORGED BARREL STUDY REPORT A. L. Foltz and V. Escalone, February 2011 The current barrel for the M16/M4 is made from chromium-molybdenum-vanadium alloy, with button rifling, and chromium plated bore and chamber. In an effort to increase barrel life to +15,000 rounds various materials and …

2013年7月17日 · If true, not the hammer forged barrel's fault. I would also venture to guess that a quality hammer forged barrel will not have many/any more misses in the dogtown than a high quality aftermarket barrel inside of 400 yds. That being said, shooting center mass at a 3" target is not like trying to shoot 5 into the same hole.

2013年7月18日 · But a hammer forged barrel need less prework and won`t shift it`s inner diameter dramatically when the contour is turned so less danger of bad barrels and no lapping etc - and that safe money. With hammer forging it`s much easier to get a safe and accurate manufacturing process - and thats the reason why big manufacturer prever this method.

2014年11月26日 · Cold hammer forging involves bashing the barrel from all sides with hammers and forcing them to contact onto a tool, a mandrel, inside the barrel which has the mirror image of the desired rifling on it. Hammer forging has been proven to be the most accurate method of barrel production, providing a longer useful barrel life and greater accuracy.

2018年10月18日 · I have two AR's with Cold Hammer Forged barrels... One by Daniel Defense, and one by FN. Both have almost identical number of rounds through them, but the DD barrel outshoots the FN barrel with every range trip. I recently purchased two new CHF barrels for other builds, and you guessed it... one is a DD barrel and one is a FN barrel.