•Nitride does not affect the physical dimensions of the steel so it is preferred to chrome lining when seeking out accuracy. Remember this temperature for later. You're no daisy at all. Because of the silvery color it's also easier to see where the dirt is and you also know when it is clean much easier than with a black nitride or phosphate BCG. SUBSCRIBE. Still need a buffer assembly, bolt … AznZOhAn New Member. Nitride chromoly vs stainless barrels Discussion in 'AR-15 Discussion' started by AznZOhAn, Aug 26, 2012. Seven Habits of Highly Effective Pirates, Rule #37: There is no “overkill”. Proud Poop Flinging Gremlin. Machined from 4150 chrome moly steel with a 1:8 twist rate and nitride finish, this barrel will deliver round after round consistently and accurately. Chrome has excellent corrosion and abrasion resistant properties, but only coats the inside of the barrel. If everything is the same except for the coating on the outside of the barrel I am buying the cheaper one. 633 0 0. CLICK HERE . Both extend life similarly. Get the top Guns & Ammo stories delivered right to your inbox every week. I took apart the free-floating 5.56 and Wylde. It'll have an A2-ish profile. You should retry this using a 55gr cartridge instead. Psa premium are fine bcg. I have a PSA 10.5" nitride upper on an AR pistol (Anderson lower, PSA pistol built kit) with no complaints, it has eaten everything I've fed it thus far. Melonite is a form of nitriding so it's really asking phosphate vs. nitrided. Palmetto State Armory 10.5'' Nitride 5.56 AR-15 Pistol: The Best Truck Gun? -T Jefferson. A barrel that is nitrided is going to be more accurate that a chrome lined barrel because chrome plating takes away some of the sharpness of the rifling. Nitriding has several trade names such as Melonite, Tenifer, QPQ, Salt Bath Nitride, and others. This might be part of the accuracy problem using a 52gr bullet for this upper. Say you're going to buy a 16" chrome moly barrel for you AR, use will be general shooting, plinking, toting around and shooting. Cheapest available in the twist and contour I wanted from a maker I trust. You can nitride a 4140 barrel and it will hold up very well, often almost as long as a 4150 barrel that is chrome lined. We're going to find out at what point this rifle will fail and take a look at what the barrel will look like when we get done with it. If you’re past the first AR-15 and want to dive into the world of customization, or even building your own, then this article is for you. I am afraid we forget sometime that the basic and simple things brings us the most pleasure. If ... Phosphate (3) QPQ Nitride (98) Black Teflon (2) Say you're going to buy a 16" chrome moly barrel for you AR, use will be general shooting, plinking, toting around and shooting. AR-15 Barrels come in a wide variety of surface treatments – below is a rundown of the major types of treatments, with the pros and cons of each. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. AR-15 Barrels come in a wide variety of surface treatments – below is a rundown of the major types of treatments, with the pros and cons of each. The nitriding process serves to enhance corrosion resistance on both the interior and exterior of the barrel. For example, the Palmetto State Armory Freedom 16″ AR-15 Carbine’s phosphate coating is durable, but rough. Phosphate vs Nitride finish I've got the urge to pick up a few uppers sometime soon. I watched mr gunsngears meltdown video. Straight gas tubes… However a phosphate BCG against a carbon steel or stainless steel barrel is not a good idea. Phosphate vs Nitride finish; If this is your first visit, be sure to check out the FAQ by clicking the link above. AznZOhAn New Member. Every citizen should be a soldier. It'll have an A2-ish profile. December 2016 in General Firearms #1. Black Nitride. I have two of the $259 kits I bought, both with the phosphate barrel. Sample size of 2, YMMV. I have both from them. We purchased one of these barrels for a repeat customer of ours in which we built a custom rifle. Does the ones you're looking that list phosphate also list it as "chrome lining: no"?? December 2016 in General Firearms #1. Phosphate vs Nitride Barrel. The black nitride treatment is very durable and highly resistant to wear and it will not flake because it is not a coating. On my first build I have a Vltor MUR upper, Mega forged lower, Noveske NSR handguard, Loki weapons lower parts kits, and a Loki 16" nitrided chromoly barrel. Nitride has many advantages but it is not mil-spec for BCGs and that is an important consideration for some. Melonite and nitride are the same thing and better than phosphate. First off, I am an amateur shooter and just enjoy doing this sort of thing on the weekends. The inside of the barrel is what I am most concerned with in addition to the finish on a rifle used in bad weather. The BCG on the right gives you a sense of what the rougher texture phosphate looks like. Barrel Length: 18" Twist Rate: 1:8. There wear resistance part is a wash too, the only parts of the carrier that applies to are the pads which ride in the reciever. What are your thoughts and experiences? Each barrel was placed in the salt chamber and after just 8 hours the Nitride finish barrel began to show signs of corrosion. Rated 5 out of 5. The advantages of a phosphate vs nitride barrel is outlined here. they are 4150v steel, but are not chrome lined and just phosphate finished. I know Glock and Walther basically nitride carbon steel. breamfisher Senior Member Posts: 13,511 Senior Member. At the end of the day this is not a huge reason to choose a Nickel Boron BCG, it's just a little benny that comes along for the ride. Aug 26, 2012 #1 . If you want that smooth feeling you get from a nitride bcg I’d recomend using a nitride carrier from a reputable company paired with a mil spec phosphate bolt and extractor. Reason #3 - Aesthetic Budget-conscious buyers who want something that works and can overlook some details like perfect finishing and dead-on accuracy The rest of the series can be found at the links below: Part 1: Intro, Fundamentals, and Manufacturing of AR Barrels Proud Deplorable. Rubbing against anodized aluminum that has the hardness approaching tungsten carbide is going to wear away NiB too. That has the twist/profile & gas system length I want. Most chrome moly barrels that were parkerized in days past are now melonited, which is a fancy name for black nitride. As far as nitrided barrels go, numerous barrels in the IC Featured this and none showed any marked increase in barrel life. Discussion in 'Rifle Country' started by razorback2003, Aug 23, 2015. Accuracy testing can be a chore, but this is more of a mini-assessment. Remember, the surface of the bore alters its chemical structure to become a harder material. Gas System Length: Midlength. ELD Performance LR-308 16" .308, Carbine Gas, .750 Gas, Tapered Profile, 1-10T Nitride Barrel $219.99 $149.99 KAK Industry 8" 9MM Skinny Profile 1-10 T Nitride Finish Barrel That means its good inside the AR-15 or on the outside. Only downside to nitride barrels are they do not break in over time, once you do you initial break in, the grouping you get is all your ever going to get until the barrel life has ended. We stock a huge selection of barrels ready to ship right away; trust Arm or Ally© has you covered! 08-10-2018, 01:56 PM #2. This was the case of the Greeks and Romans and must be that of every free state. PSA has some great prices, but I'm not sure of the practical differences between the phosphate and nitride finish. It'll have an A2-ish profile. Phosphate has been serving the military well for many years and it works very well. Each barrel was placed in the salt chamber and after just 8 hours the Nitride finish barrel began to show signs of corrosion. As a final step, nitrided barrels are treated with a black oxide finish and can be high gloss or matte depending on the blasting process prior to black oxide. These are PSA Freedom Hammer Forged Barrels - Nitride treated. If you are in need of a barrel nitriding service look no further! This article is part 5 of a 5-part series about AR-15 barrels. The M4 profile barrel is phosphate coated to Mil-Spec and has been High Pressure tested as well as Magnetic Particle inspected. Aug 26, 2012 #1 . by Steve Adelmann - Saturday, December 30, 2017. It's only a gunfight, not an IRS tax audit." Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. No chrome lining on the bore. Thompson Center cerakotes carbon steel rifles but I don't think they put anything down the barrel to protect it. Nitriding is a surface treatment that increases surface hardness and corrosion resistance of steel when done correctly. For the … Stainless steel barrels are used for long range accuracy. 633 0 0. and s.s. and in accuracy and pressure test barrels and all the feed back I've received back from ammo and bullet makers is that for the most part they see no difference. That being said, our nitride barrel life span for average use is 12,000 rounds. razorback2003 Member. Thread Pattern: 5/8 x 24. 1 review for 18″ / 6.5 Grendel / 1:8. Rubbing against anodized aluminum that has the hardness approaching tungsten carbide is going to wear away NiB too. Phosphate coating can be applied to both the barrel and bolt … -Fits barrels with .750 Outer Diameter-Constructed from 4150 hardened steel-Choose No Aero Logo or Aero “A” Logo blocks-Nitride or Phosphate coating-Low profile for easy fitment-Set Screws are Steel 10-32 x 3/16 Knurled Cup Point-Made in the USA-*Roll pin not included* To learn more about Aero Precision and their new Nitride and Phosphate AR15 Gas Blocks. Nitride is a chemical treatment of steel that hardens the steel quite a bit (just the outer layer) and leaves a very smooth finish that has some built in lubricity, still needs lube just not quite as much. CL barrels are FN and Colt, Nitride are BA and PSA (the 10.5", probably made by BA but not certain). I own several PSA BCG's and they have all held up just fine with no problems, would not hesitate to buy more. Phosphate vs Nitride These are two of the least expensive finishes available. View Profile View Forum Posts View Articles … Phosphate is just fine, requires plenty of lube, but will last a long time. I am thinking about buying a Remington Seven, Savage, or Tikka rifle and getting the rifle finished with something weather resistant. I accidentally  purchased a phosphate 223 Wilde barrel. This AR15 barrel features 5/8×24 tpi threads, and a chamber and gas port optimized for reliability. I am about 75% done with my first build. Joined: Aug 24, 2008 Messages: 1,231. One thing that makes Nitriding Superior the disposal cost of what is not used. This article is part 5 of a 5-part series about AR-15 barrels. id like to know if their barrels are decent quality and will last a good amount of classes or atleast good enough to outperform me as a crappy shooter lol, so i can afford to take more classes to get better . Upper. So I'm wanting to build a pistol, PSA lists 10.5 inch uppers one Nitride and one Phosphate what is the difference. The nitriding process serves to enhance corrosion resistance on both the interior and exterior of the barrel. Nitriding is a surface conversion process whereby manufacturers submerge the barrel in a nitrogen-sodium solution and heat to a high temperature, u sually between 750 and 1200 degrees. I would have preferred the nitride barrels, but both time I went to order they were OOS. Phosphate is just fine, requires plenty of lube, but will last a long time. What I am saying is that unlike chrome, it doesn't make the barrel's accuracy WORSE. ELD Performance LR-308 16" .308, Carbine Gas, .750 Gas, Tapered Profile, 1-10T Nitride Barrel $219.99 $149.99 KAK Industry 8" 9MM Skinny Profile 1-10 T Nitride Finish Barrel AR barrels: Parkerizing/Phosphate vs. Nitride/Melonite. Theory aside, has anyone actually experienced any negative effects that can be attributed to the inferior phosphate finish? That is due to the way phosphorus reacts with low carbon, which can cause embrittlement. Only downside to nitride barrels are they do not break in over time, once you do you initial break in, the grouping you get is all your ever going to get until the barrel … AR barrels: Parkerizing/Phosphate vs. Nitride/Melonite. In order to apply coatings like chrome, dlc, or nickel boron, parts must be made under tolerance, to account for the surface coating that will be going on top. The only negative thing I have found with this process on AR barrels is that if one is assembled into the barrel extension incorrectly, the barrel may actually unscrew from the extension. That being said, our nitride barrel life span for average use is 12,000 rounds. Smith and Wesson nitrides stainless steel for their M&P line. The Pros and Cons of Nitride Barrel Finishes. Perfect for target shooters and hog hunters, the 6.5 Grendel is known for its extreme accuracy and top-tier ballistic performance. In a PSA build, I’d choose nitride over plain (non chrome lined) parkerized barrel. Copyright © 1996-2021 AR15.COM LLC. Ballistic Advantage, Faxon, and Rosco Barrels are manufactured in the U.S.A by hardworking men passionate about barrel-making. Any use of this content without express written consent is prohibited. Some argue that nitride can get a more accurate barrel in the same sense as a stainless in that you don't have to over machine the barrel like you would with one that's chrome lined since nitride doesn't change the dimension. Have a similar one in nitrate that shoots fine. If you want to get involved, click one of these buttons! That backs up … Have both CL and Nitride barrels, all function as intended and are accurate. You still have to get a good blank. When searching for a bolt carrier group to purchase, you will run across NiB or nickel boron. Nitride: Nitride is used to harden the metal which vicariously increases the lifespan of the barrel. Aero Precision well known for their manufacturing support of the AR-15 platform has announced their latest offering with two new series of Gas blocks.. To protect the outside of the barrel, a phosphate coating is typically added. Cerakote vs. Nitride The Corrosion Resistance King In a head-to-head test, Cerakote was put up against Nitride in a salt chamber to see which would be the most corrosion-resistant. Not the best picture. You may have to register before you can post: click the register link above to proceed. Thread Status: Not open for further replies. breamfisher Senior Member Posts: 13,511 Senior Member. HC and nitride coating cause the same substrate cracking. Black Nitride is becoming more common and slowly replacing the parkerizing of steel parts. Would you nitride/melonite a rifle or cerakote one? Nitride (two left black ones) is smooth while stainless is…stainless. Barrel nitriding and polishing creates a black coating that is resistant to corrosion and withstands extreme temperatures. I used a Nitrite BCG in my last build, after a few thousand rounds looks like new. Nitride is supposed to be a little tougher and I like the smooth look. MIL-SPEC is manganese phosphate, which requires oil to provide excellent corrosion resistance on the outside of the barrel. I have a 10 year old phosphate BCG that I NP3’d for 3Gun, still looks good after thousands of rounds a year for 10 years. "Do not overthink it, gentlemen. Doc Holliday. Aero Precision is also offering these AR15 gas blocks in .750, .625,.875, and .936 diameters.. Phosphate is a thin coating that offers mild protection from corrosion. Mega has 416R stainless barrels that are nitride treated. Got one of the Black Friday deals, 10.5 nitride with a KAC shockwave and MOE furniture. You get a more heat resistant steel and have the bonus of nitride treatment for hardness and corrosion resistance. The nitride barrel life is all dependent on how you treat it. They both shoot steel etc no issues. It also requires less lubricant to work well and is easier to clean. The maximum erosion life of the standard unplated barrels in this test was 12, 476 rounds for Barrel S11. However a phosphate BCG against a carbon steel or stainless steel barrel is not a good idea. Nitride VS Cerakote. Chrome lined barrels are typically phosphate parkerized to protect the exterior steel from rusting, but this exterior finish does not offer the same level of corrosion resistance offered by the salt bath nitriding treatment. The nitride barrel life is all dependent on how you treat it. This is the next logical step in non-chrome lined barrels, bringing the durability of hammer forged barrel steel to the affordable and accurate Freedom line of uppers. Personally, meh. Right now kinda comparing apples to apples with a ba hanson barrel they have either a nitride or chrome lined barrel/phosphate coated barrel difference being about a 100 dollars in price. It did not drop fit in and they needed to have a gun smith custom fit the barrel which I opted to hold off. These Ar15 gas blocks are available in a black nitride finish or a standard MILSPEC phosphate coating. A Nickel Boron BCG with its slick surface will clean up quite a bit easier and faster than a standard BCG with a phosphate finish. PSA Barrel Coatings. -- Clint Smith. That means its good inside the AR-15 or on the outside. Took these pictures at the range on 10/11/18: You have to look hard to see the case head in the chamber, but I wanted to capture the Saint on the BC too. The rough phosphate tends to hold the dirt and grit while the Nickel Boron doesn’t seem to as much. It has standard handguards and A2 flash hider. When you compare phosphate vs nitride, this inexpensive option is used in military applications due to its low cost and extreme durability. I am about 75% done with my first build. Posted On: 31st January 2020; By: lothaen; With 4 Comments; Hello, frenz. Nitride: Nitride is used to harden the metal which vicariously increases the lifespan of the barrel. The new Freedom Hammer Forged barrels are not made by FN, they are PSA barrels. Palmetto State Armory Nitride Barrel Accuracy Test: Initial Run . Nickel Boron. Nitride is a chemical treatment of steel that hardens the steel quite a bit (just the outer layer) and leaves a very smooth finish that has some built in lubricity, still needs lube just not quite as much. Vast amount of people properties, but are not chrome lined ( military ) and barrels. Long time easier to clean harder material a buffer assembly, bolt … phosphate just! Are accurate the nitride barrels, but are not chrome lined which is a thin that. 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Or Ally© has you covered a barrel more accurate harden the metal which vicariously increases the lifespan of the Friday... Down the barrel surface treatment that increases surface hardness and corrosion resistance 8 hours the nitride barrel life is dependent... Guns & Ammo stories delivered right to overwrite or replace any affiliate,,... And reliability but it ‘ s good enough for the coating on top!