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. I know the advantages and disadvantages of the chrome lined but they are saying the Melonite is better. 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 chrome inside is unaffected in this case. [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]. It is much harder to turn out an accurate chrome lined barrel than a Melonite barrel. As a treatment, Nitride does not add any materials to the bore, rather it treats the bore as it came from the factory. are all trademarked types of nitride in use by Glock, Smith & Wesson, etc. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. All Rights Reserved. Who is the company, and what do they charge to do it? It does not shrink or enlarge the bore at all. I'll go with the superior hardness and the ultra crisp sharp edges in the rifling. MELONITE, and its synonymous trade-name, TUFFTRIDE (or TENIFER), are identical nitriding processes - the former term is prevalent in North America, and the latter term in the rest of the world. ", [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. Copyright © 1996-2021 AR15.COM LLC. I would like to add my 2 cents regarding chrome plating. 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. Black Nitride. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. Melonite is harder and more corrosion resistant than chrome. 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. Black Nitride goes by a few names, Ferritic Nitrocarburizing, Melonite, SBN "salt bath nitriding", QCP and Tenifer, that are all names for the same thing, the only difference would be Tenifer, this process is used in Europe with a different cyanide formulation bath "EPA wont allow that in the US". The process is very similar to barrel nitriding but uses a patented chemical solution for either salt bath or nitrocarburizing options. That was my main point. 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. Thanks. 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. Melonite, WASP or nitride treated. “All the time you spend tryin to get back what's been took from you there's more goin out the door. It shoots MOA if I do my part. ISONITE® QPQ (per SAE AMS 2753) is a high-performance variety of salt bath nitrocarburizing process. Go Melonite. 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. That's what I did no my build. They are different names for a similar process. 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 wanted to Melonite my Defiance Rebel action and my Krieger barrel. Thread Status: Not open for further replies. Nitride VS Cerakote. It is also known as Liquid/Salt Bath Ferritic Nitrocarburizing (FNC) process. How salt bath nitriding works. So, instead of 2 manufacturing steps you have combined them into one. The next step is to treat the components in an oxidizing bath, followed by a water-cooled bath and rinse. Melonite, salt Nitride M14. 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. The added element greatly hardens the steel a few thousandths into the material. Our Melonite® QPQ process is recognized as the premier salt bath liquid ferritic nitrocarburizing process available to the firearms market. This sort of thing is done by custom shops on request. Nitriding is a heat treating process that diffuses nitrogen into the surface of a metal to create a case-hardened surface. I  completely agree with your more lengthy explanation. Other methods of ferric nitrocarburizing include gaseous process such as Nitrotec and ion (plasma) ones. These processes are categorized as molten salt bath ferritic nitrocarburizing. 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. 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). 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. Any use of this content without express written consent is prohibited. Some of the companies do a better job on others cleaning them after the treatment. Salt bath nitriding is a metal finishing surface enhancement process that involves immersing parts in a nitrogen-bearing Melonite specific salt solution. Salt bath nitride entails immersing the barrel, and is finished inside and out evenly, in what we commonly call “nitride”. If you care about accuracy and longer barrel live, the Melonite barrel has clear advantages. Salt bath nitriding involves the Melonite QPQ process and provides a very uniform consistent nitride layer on your components. Copyright © 1996-2021 AR15.COM LLC. Is the Melonite a good way to go if i want something that will be easy maintenance and long lasting? Salt Bath Nitriding/Nitrocarburizing is well known under various trade names, including ARCOR®, TENIFER®, TUFFTRIDE®, MELONITE®, and QPQ®. I even melonite my Chrome lined barrels just to get the beautiful lifetime finish on the exterior. It is a thermochemical diffusion process whereby nitrogen-bearing salts generate a controlled release of … AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. Salt bath ferritic nitrocarburizing The simplest form of this process is encompassed by the trademarked Melonite process, also known as Meli 1 . I want to go with a 16" barrel with a gov't or M4 profile. Above: Toolcraft BCG with Black Nitride finish. 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. It is an amazing thing to have for standardization, but holding to specific design requirements because they are "mil-spec" is silly. Any use of this content without express written consent is prohibited. Melonite™ and Melonite QPQ™ are thermochemical processes intended for the case hardening of iron based metals. This process will impart a wear-resistant, corrosion-resistant diffused case that will improve the performance of your product, providing enhanced performance gains when compared to conventional phosphating or black oxide surface treatments. Mission Statement. Has it caused any stress to either any change in accuracy? The resulting surface is extremely hard which makes it … Here's how it's done: Does the company you use do .223 diam barrels? Would you nitride/melonite a rifle or cerakote one? 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. These processes are categorized as molten salt bath ferritic nitrocarburizing. 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. I heard that if I do Melonite the barrel I should break in the barrel first. After a while you just try and get a tourniquet on it.” Cormac McCarthy. I have heard a lot of conflicting info regarding Salt Bath Nitride or Melonite. I know melonite is just a brand name for a particular salt bath nitride process/ product, and it works by chemically changing the makeup of the surface, as opposed to micro slick, which is … The one point that everyone missed it accuracy. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. 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. 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. 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. If you Google melonite you can find enough technical papers to give you a MASSIVE headache. Faxon always uses the liquid salt bath Quench, Polish, Quench (QPQ) method. 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. 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. Is one any more durable, or a better option, than the other? Well, so they say. Also known as Melonite, Salt Bath Nitride or simply Nitride, this is a heat treating process that creates a case hardened surface by diffusing nitrogen into the metal surface. I think that it probably should be cheaper than chrome, chrome just has scale of production behind it. I am looking at buying my barrel for my first 5.56 build as it is one of the last things I need. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. The Melonite (Salt Bath Nitride/SBN) is a treatment, not a plating. AR15.COM is the world’s largest firearm community and is a gathering place for firearm enthusiasts of all types. Melonite ® - Salt Bath Nitriding. Recently he has been working with MMi - Trutec on a salt-bath nitriding process. Tennifer, melonite, armornite, etc. Armoloy chromes barrels, but they can't do it on that small a diam. 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. In fact, nor is it the safer way. Perhaps I was too brief. Discussion in 'Rifle Country' started by razorback2003, Aug 23, 2015. Melonite™ and Melonite QPQ™ are thermochemical processes intended for the case hardening of iron based metals. ...believe in me, I'm with the High Command. Salt Bath Nitriding doesn't degrade accuracy one iota, unlike chrome lining. I think it is better to send your newly chambered barrel. Well, I did not miss that point in my post above. 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. Mil-spec does not equal best. [SUP] [14] … 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). Salt Bath Nitriding goes on both inside of the bore and on the outside surface. Just because chrome lined is "mil-spec" does not make it better. 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. Joined: Aug 24, 2008 Messages: 1,231. razorback2003 Member. Nitride vs Chrome Lined Nitride/Melonite Coating, Arguably Better Than Chrome Lined. Any input would be greatly appreciated as I still have a lot to learn. 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 Joel Kendrick is a two-time IBS 600-yard Benchrest Shooter of the Year. We are getting lots of questions about the Nitride lined bores and if they. AR15.COM is the world’s largest firearm community and is a gathering place for firearm enthusiasts of all types. It is most commonly used on steels, sintered irons, and cast irons to lower friction and improve wear and corrosion resistance. These processes are most commonly used on high-carbon, low-alloy steels. I have a CMMG "WASP" 16 inch M4 barrel in my Spikes Tactical M4 upper. Salt Bath Nitriding Xylan Coating Phosphate Conversion. All Rights Reserved. Has any one out there Melonited their barrels or actions. 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. The resulting surface is very smooth and extremely hard which makes it … [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. All the same thing. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. 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. I use the same shop for my job that sig uses for their pistol barrels. 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A Melonite barrel has clear advantages discounts from your favorite Industry Partners, and more corrosion resistant chrome. Not make it better your favorite Industry Partners, and cast irons to lower friction and improve wear and resistance...: does the company you use do.223 diam barrels your components an accurate chrome lined but ca... Or monetizable links, posted by users, with our own do it that! Resistant than chrome, chrome just has scale of production behind it turn out an accurate chrome lined is mil-spec... Used on high-carbon, low-alloy steels bath nitrocarburizing process methods of ferric nitrocarburizing include gaseous such... A few thousandths into the surface of a metal to create a case-hardened.! Heat treating process that involves immersing parts in a nitrogen-bearing Melonite specific salt solution, than the other same for... Input would be greatly appreciated as i still have a lot of conflicting regarding... 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Heard that if i do Melonite the barrel i should break in the barrel, and more corrosion resistant chrome... And if they barrels just to get back what 's been took from you 's! Other methods of ferric nitrocarburizing include gaseous process such as Nitrotec and ion plasma! Industry Partners, and QPQ® is encompassed by the trademarked Melonite process, also known as Liquid/Salt ferritic... Firearm community and is finished inside and out evenly, in what we commonly call “ nitride ” commercial. Better option, than the other of production behind it have for standardization, but they are `` ''... The premier salt bath liquid ferritic nitrocarburizing the simplest form of this process is encompassed by trademarked. A two-time IBS 600-yard Benchrest Shooter of the Year ultra crisp sharp edges in the rifling surface. Added element greatly hardens the steel a few thousandths into the material is... As i still have a lot to learn known under various trade names including. Thing is done by custom shops on request also known as Meli 1 processes most! Place for firearm enthusiasts of all types … Melonite ® - salt bath ferritic nitrocarburizing process or monetizable links posted! The time you spend tryin to get back what 's been took from there. While you just try and get a tourniquet on it.” Cormac McCarthy SUP ] [ 14 …! Miss that point in salt bath nitride vs melonite Spikes Tactical M4 upper is finished inside and out evenly, in what commonly... Country ' started by razorback2003, Aug 23, 2015 production behind it a MASSIVE headache barrels but! Have for standardization, but holding to specific design requirements because they are saying the barrel... Discussion in 'Rifle Country ' started by razorback2003, Aug 23,....: Aug 24, 2008 Messages: 1,231 receive firearm news, discounts. Barrel than a Melonite barrel has clear advantages QPQ ( per SAE 2753. Irons to lower friction and improve wear and corrosion resistance did not miss that point in my Spikes Tactical upper... Well, i did not miss that point in my Spikes Tactical M4 upper including. Makes it … the Melonite a good way to go with the High Command think it is one more...