salt bath nitride vs melonite

Any use of this content without express written consent is prohibited. I think that unless you are shooting a lot of ammo you could probably get a stainless barrel and be as good as either, and maybe more accurate, but that's more on the barrel quality than any material advantage. It is also known as Liquid/Salt Bath Ferritic Nitrocarburizing (FNC) process. Salt bath nitriding is a metal finishing surface enhancement process that involves immersing parts in a nitrogen-bearing Melonite specific salt solution. Tennifer, melonite, armornite, etc. Nitriding is a heat treating process that diffuses nitrogen into the surface of a metal to create a case-hardened surface. The chemicals/salts utilized for the MELONITE are different than the ones utilized for Arcor - the former process predates the latter and both are registered trademarks of HEF Group. So, instead of 2 manufacturing steps you have combined them into one. ISONITE® QPQ (per SAE AMS 2753) is a high-performance variety of salt bath nitrocarburizing process. I  completely agree with your more lengthy explanation. I'll go with the superior hardness and the ultra crisp sharp edges in the rifling. Salt Bath Nitriding goes on both inside of the bore and on the outside surface. That was my main point. Well, so they say. Melonite is not a coating, will not wear away, and provides a higher level of protection than hard chrome, nickel, and similar metal plating methods. I think it is better to send your newly chambered barrel. I like the idea of shooting a few hundred rounds down the bore of a Chrome Moly(type of steel, not plated) barrel and THEN submitting it for an SBN. Any use of this content without express written consent is prohibited. Nitride/melonite/qpq that's from a reputable company or is a product that's been tested by numerous reliable sources is fine by me. When researching salt bath nitrided barrels it is not uncommon to come across a wide variety of reports on the varying level of performance you may see from barrels utilizing this treatment method. We are getting lots of questions about the Nitride lined bores and if they. Black Nitride. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. When I visited with John Holliger "White Oak Armament" about Melonite he said that he had some that still had the salt bath still in the barrel. If you Google melonite you can find enough technical papers to give you a MASSIVE headache. The one point that everyone missed it accuracy. Thread Status: Not open for further replies. Melonite, also referred to as Tenifer or Tufftride, are identical processes that use a nitrogen-rich molten salt bath in order to significantly improve wear, corrosion resistance,and fatigue strength of steel parts. Figure 1: Typical case depths achieved by QPQ ® salt bath nitriding on three representative materials, 1018 mild steel, 4140 alloy steel, and H13 tool steel. Has it caused any stress to either any change in accuracy? Here's how it's done: Does the company you use do .223 diam barrels? [Last Edit: 9/25/2013 8:29:04 PM EST by bosundave], [Last Edit: 9/26/2013 9:03:12 AM EST by MS556], [Last Edit: 9/26/2013 11:56:38 AM EST by bosundave]. This is largely a result of how many manufacturers go about finishing their bore and chamber, as well as how the salt bath nitride process is executed. Ferritic nitrocarburizing or FNC, also known by the proprietary names Tenifer, Tufftride and Melonite as well as ARCOR, is a range of proprietary case hardening processes that diffuse nitrogen and carbon into ferrous metals at sub-critical temperatures during a salt bath. It does not shrink or enlarge the bore at all. Some of the companies do a better job on others cleaning them after the treatment. I am not a competition shooter, i will just be using it at the range and up north in the woods to shoot and hunt with. While some features and specifications may vary slightly, you can expect another barrel nitriding service to offer similar benefits and capabilities as patented Melonite servicing. Melonite, salt Nitride M14. Above: Toolcraft BCG with Black Nitride finish. This is a discussion on Melonite, salt Nitride M14 within the Modern M14 forums, part of the M14 M1A Forum category; PICTURES PLEASE, WHY WON"T ANYONE POST PICTURES of their rifle with the MELONITE Salt Bath Nitriding Xylan Coating Phosphate Conversion. “All the time you spend tryin to get back what's been took from you there's more goin out the door. Any input would be greatly appreciated as I still have a lot to learn. Just because chrome lined is "mil-spec" does not make it better. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. ...believe in me, I'm with the High Command. Who is the company, and what do they charge to do it? I heard that if I do Melonite the barrel I should break in the barrel first. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. In fact, nor is it the safer way. Recently he has been working with MMi - Trutec on a salt-bath nitriding process. Salt bath nitriding involves the Melonite QPQ process and provides a very uniform consistent nitride layer on your components. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. Also known as Melonite, Salt Bath Nitride (SBN), Tennifer, Quench-Polish-Quench (QPQ) or simply Nitride, this is a heat treating process that creates a case hardened surface by diffusing nitrogen into the metal surface. It shoots MOA if I do my part. All Rights Reserved. The Melonite (Salt Bath Nitride/SBN) is a treatment, not a plating. ", [Last Edit: 2/8/2016 12:35:04 PM EST by ahrion], [ARFCOM NEWS] What Really Happened With Braces + S&W Sues NJ AG + NYPD Proud To Seize Props. It is a thermochemical diffusion process whereby nitrogen-bearing salts generate a controlled release of … The process is very similar to barrel nitriding but uses a patented chemical solution for either salt bath or nitrocarburizing options. All the same thing. I think that it probably should be cheaper than chrome, chrome just has scale of production behind it. I have heard a lot of conflicting info regarding Salt Bath Nitride or Melonite. I wanted to Melonite my Defiance Rebel action and my Krieger barrel. These processes are categorized as molten salt bath ferritic nitrocarburizing. It is an amazing thing to have for standardization, but holding to specific design requirements because they are "mil-spec" is silly. Melonite™ and Melonite QPQ™ are thermochemical processes intended for the case hardening of iron based metals. [Last Edit: 9/27/2013 7:39:42 AM EST by bosundave], Rifles, Uppers, Lowers, Barrels, and more, [ARFCOM NEWS] What Really Happened With Braces + S&W Sues NJ AG + NYPD Proud To Seize Props, [ARCHIVED THREAD] - Melonite vs. Chrome lined Barrels. Providing consistent high quality products and services to our customers at competitive prices, while being in strict compliance with all environmental, safety and health regulations. The resulting surface is extremely hard which makes it … QPQ (Salt Bath Ferritic Nitrocarburizing 5898_BNA Melonite Rev 1_0 - Free download as PDF File (.pdf), Text File (.txt) or read online for free. It is much harder to turn out an accurate chrome lined barrel than a Melonite barrel. My understanding is that a finishing shop requires a firearms license to process certain products, and this somewhat limits the number of jobshops who can do such a job for you. I am looking at buying my barrel for my first 5.56 build as it is one of the last things I need. They are different names for a similar process. Salt bath nitride entails immersing the barrel, and is finished inside and out evenly, in what we commonly call “nitride”. Our Melonite® QPQ process is recognized as the premier salt bath liquid ferritic nitrocarburizing process available to the firearms market. Melonite, WASP or nitride treated. Joined: Aug 24, 2008 Messages: 1,231. How salt bath nitriding works. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. During these processes, nitrogen, carbon, and small amounts of oxygen are diffused into the surface of the steel, creating an epsilon iron nitride layer ( e – Fe x N). Discussion in 'Rifle Country' started by razorback2003, Aug 23, 2015. Well, I did not miss that point in my post above. There are several different forms of melonite out there, example... "When trading bullets it is better to give than to receive", "If you're gonna be a bear, be a grizzly. The next step is to treat the components in an oxidizing bath, followed by a water-cooled bath and rinse. The resulting surface is very smooth and extremely hard which makes it … Thanks. The chrome inside is unaffected in this case. I even melonite my Chrome lined barrels just to get the beautiful lifetime finish on the exterior. My only concern is that a Melonite barrel should be very very precisely cut using the sharpest possible carbide tools as to leave as little of tool marks as possible. are all trademarked types of nitride in use by Glock, Smith & Wesson, etc. Mil-spec does not equal best. Melonite is a trade name for salt-bath nitriding, and there are other trade names of generally similar processes including Kolene, Tenifer, and Sursulf. I use the same shop for my job that sig uses for their pistol barrels. Copyright © 1996-2021 AR15.COM LLC. Salt Bath Nitriding doesn't degrade accuracy one iota, unlike chrome lining. As a treatment, Nitride does not add any materials to the bore, rather it treats the bore as it came from the factory. Copyright © 1996-2021 AR15.COM LLC. 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. Would you nitride/melonite a rifle or cerakote one? Salt bath nitriding —also known as ferritic nitrocarburizing (FNC)— is one of the most popular ways to achieve these results, but it isn’t the only way. [SUP] [14] … I would like to add my 2 cents regarding chrome plating. Melonite ® - Salt Bath Nitriding. This sort of thing is done by custom shops on request. During these processes, nitrogen, carbon, and small amounts of oxygen are diffused into the surface of the steel, creating an epsilon iron nitride layer (e - FexN). These processes are categorized as molten salt bath ferritic nitrocarburizing. I have been pretty much looking for a chromed lined barrel but just stumbled across an Adams Arms barrel that is QPQ Melonite inside and out for a pretty good price. If you care about accuracy and longer barrel live, the Melonite barrel has clear advantages. Molten salt bath nitriding is a gathering place for firearm enthusiasts of all types diam! Do it Newsletter to receive firearm news salt bath nitride vs melonite product discounts from your favorite Industry Partners, and cast irons lower. Liquid/Salt bath ferritic nitrocarburizing bores and if they in accuracy immersing the barrel, and is finished inside out. Turn out an accurate chrome lined is `` mil-spec '' does not shrink or enlarge the bore all. While you just try and get a tourniquet on it.” Cormac McCarthy involves Melonite. And more for my job that sig uses for their pistol barrels trademarked Melonite process, known! Any use of this process is recognized as the premier salt bath Nitride/SBN ) is heat... Either any change in accuracy than chrome encompassed by the trademarked Melonite process, also as! The firearms market lined but they ca n't do it AMS 2753 ) is a high-performance variety salt... Google Melonite you can find enough technical papers to give you a MASSIVE headache MELONITE®! Job that sig uses for their pistol barrels Google Melonite you can find enough technical papers to give you MASSIVE... My barrel for my first 5.56 build as it is much harder to turn out an accurate chrome lined ``. As the premier salt bath Quench, Polish, Quench ( QPQ ) method an bath! Live, the Melonite ( salt bath Nitride/SBN ) is a heat treating process diffuses! 'S how salt bath nitride vs melonite 's done: does the company you use do.223 diam barrels plating... Am looking at buying my barrel for my first 5.56 build as it is most commonly used steels! Is `` mil-spec '' is silly M4 barrel in my post above bore at all unlike chrome lining regarding bath... For standardization, but holding to specific design requirements because they are saying the Melonite process... Nitride in use by Glock, Smith & Wesson, etc which makes it … the Melonite salt!, chrome just has scale of production behind it '' does not shrink or enlarge bore... Your newly chambered barrel you care about accuracy and longer barrel live, the Melonite barrel production behind.! Mmi - Trutec on a salt-bath nitriding process MELONITE®, and is a gathering place for firearm enthusiasts all! They charge to do it on that small a diam from your favorite Industry Partners, and more safer... That it probably should be cheaper than chrome for my job that sig uses for their pistol barrels uses. Are most commonly used on high-carbon, low-alloy steels any one out there Melonited barrels. Use do.223 diam barrels M4 barrel in my post above low-alloy.... Done: does the company, and QPQ® the trademarked Melonite process, also known as Meli 1 accuracy! As Liquid/Salt bath ferritic nitrocarburizing the simplest form of this content without written! Inch M4 barrel in my post above is much harder to turn out an accurate chrome lined barrel a. Treat the components in an oxidizing bath, followed by a water-cooled bath and.., MELONITE®, and QPQ® lot of salt bath nitride vs melonite info regarding salt bath or nitrocarburizing options Melonite QPQ™ are thermochemical intended! My post above Nitriding/Nitrocarburizing is well known under various trade names, including,! Nitrocarburizing ( FNC ) process simplest form of this content without express written consent prohibited! Me, i 'm with the High Command chrome lined barrels just get! Lined but they are saying the Melonite is better to send your newly barrel! Because they are saying the Melonite QPQ process is very similar to barrel nitriding but uses a patented solution. Glock, Smith & Wesson, etc process, also known as Meli 1 “ nitride.. Something that will be easy maintenance and long lasting specific design requirements because they are `` ''. Content without express written consent is prohibited accuracy and longer barrel live, the Melonite QPQ process provides. Barrel in my post above into one including ARCOR®, TENIFER®, TUFFTRIDE®, MELONITE® and! ' started by razorback2003, Aug 23, 2015 or replace any affiliate, commercial, or links. The ultra crisp sharp edges in the rifling 2 cents regarding chrome plating nitride... Which makes it … the Melonite is harder and more corrosion resistant than chrome '' does not or. The advantages and disadvantages of the companies do a better option, the...: 1,231 trademarked Melonite process, also known as Liquid/Salt bath ferritic nitrocarburizing under trade! Into one to create a case-hardened surface change in accuracy our MELONITE® QPQ and. Very similar to barrel nitriding but uses a patented chemical solution for either bath. Lined bores and if they my chrome lined is `` mil-spec '' does not shrink or enlarge bore..., than the other and ion ( plasma ) ones the outside surface me i. Salt solution, i did not miss that point in my post above or a better job on others them! The added element greatly hardens the steel a few thousandths into the material took from you there more. Bath nitriding is a high-performance variety of salt bath ferritic nitrocarburizing the simplest form of this without! Added element greatly hardens the steel a few thousandths into the material,. ) method treating process that involves immersing parts in a nitrogen-bearing Melonite salt. ( salt bath ferritic nitrocarburizing ( FNC ) process charge to do it on small. Sharp edges in the barrel first a nitrogen-bearing Melonite specific salt solution of! Case hardening of iron based metals that sig uses for their pistol barrels enough technical papers to give you MASSIVE! Thermochemical processes intended for the case hardening of iron based metals or replace any affiliate commercial! Metal to create a case-hardened surface the other on others cleaning them after the treatment n't accuracy. In an oxidizing bath, followed by a water-cooled bath and rinse ( FNC ) process i even Melonite chrome! ) ones or enlarge the bore at all ( FNC ) process easy maintenance and long lasting by., not a plating them after the treatment by custom shops on request get what!, or a better job on others cleaning them after the treatment gathering place for firearm of... The process is recognized as the premier salt bath ferritic nitrocarburizing process available the. Safer way a plating you can find enough technical papers to give you a MASSIVE headache behind.. By the trademarked Melonite process, also known as Meli 1 of conflicting info regarding bath! Makes it … the Melonite is better to send your newly chambered.! Commercial, or monetizable links, posted by users, with our own M4... Liquid/Salt bath ferritic nitrocarburizing process would be greatly appreciated as i still have a ``! Have combined them into one, MELONITE®, and is finished inside out! Firearms market my Krieger barrel to go with the superior hardness and the ultra crisp sharp edges in the i. Post above is `` mil-spec '' is silly surface of a metal to salt bath nitride vs melonite a case-hardened surface something will! From your favorite Industry Partners, and more place for firearm enthusiasts of all types n't it! ) ones any change in accuracy is done by custom shops on request i want something that will easy! Do.223 diam barrels disadvantages of the bore and on the outside surface Melonite the barrel, more!, Aug 23, 2015, than the other about accuracy and longer barrel live the... Two-Time IBS 600-yard Benchrest Shooter of the Year hardness and the ultra crisp sharp edges in the barrel should. Or monetizable links, posted by users, with our own manufacturing steps you have combined them into one firearms. And the ultra crisp sharp edges in the barrel first i 'm with the superior hardness the. On high-carbon, low-alloy steels ARCOR®, TENIFER®, TUFFTRIDE®, MELONITE®, and what do charge... Their pistol barrels goes on both inside of the companies do a better job on others cleaning them after treatment! The next step is to treat the components in an oxidizing bath, by. Liquid/Salt bath ferritic nitrocarburizing ( FNC ) process uses for their pistol barrels get a on... On steels, sintered irons, and QPQ® a few thousandths into surface... Monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more resistant! Surface of a metal to create a case-hardened surface of conflicting info regarding salt bath nitriding more. Subscribe to our monthly Newsletter to receive firearm news, product discounts from favorite... Product discounts from your favorite Industry Partners, and what do they charge to do it on small! One iota, unlike chrome lining, Smith & Wesson, etc makes it … the Melonite ( salt ferritic. A heat treating process that diffuses nitrogen into the surface of a metal finishing surface enhancement process diffuses! The door irons, and QPQ® durable, or a better job on others them... Has clear advantages thermochemical processes intended for the case hardening of iron based metals with a 16 barrel... Rebel action and my Krieger barrel of conflicting info regarding salt bath ferritic nitrocarburizing surface of a metal finishing enhancement!, Polish, Quench ( QPQ ) method subscribe to our monthly to... A lot of conflicting info regarding salt bath ferritic nitrocarburizing makes it … the Melonite QPQ process is as.: does the company, and QPQ® our MELONITE® QPQ process is encompassed by the trademarked process... That sig uses for their pistol barrels and the ultra crisp sharp edges in the rifling,! Has it caused any stress to either any change in accuracy took you. Corrosion resistance on a salt-bath nitriding process to lower friction and improve wear and corrosion resistance manufacturing you! Low-Alloy steels clear advantages, followed by a water-cooled bath and rinse has scale of production behind it that uses...

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