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. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. Perhaps I was too brief. 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. The chrome inside is unaffected in this case. 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. Joined: Aug 24, 2008 Messages: 1,231. [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]. The Melonite (Salt Bath Nitride/SBN) is a treatment, not a plating. Here's how it's done: Does the company you use do .223 diam barrels? Mil-spec does not equal best. So, instead of 2 manufacturing steps you have combined them into one. Salt bath nitriding is a metal finishing surface enhancement process that involves immersing parts in a nitrogen-bearing Melonite specific salt solution. I think that it probably should be cheaper than chrome, chrome just has scale of production behind it. How salt bath nitriding works. Who is the company, and what do they charge to do it? Nitride vs Chrome Lined Nitride/Melonite Coating, Arguably Better Than Chrome Lined. Salt bath ferritic nitrocarburizing The simplest form of this process is encompassed by the trademarked Melonite process, also known as Meli 1 . From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. These processes are most commonly used on high-carbon, low-alloy steels. Has it caused any stress to either any change in accuracy? I have heard a lot of conflicting info regarding Salt Bath Nitride or Melonite. I  completely agree with your more lengthy explanation. The process is very similar to barrel nitriding but uses a patented chemical solution for either salt bath or nitrocarburizing options. I use the same shop for my job that sig uses for their pistol barrels. Just because chrome lined is "mil-spec" does not make it better. Melonite is harder and more corrosion resistant than chrome. This sort of thing is done by custom shops on request. That was my main point. 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. [SUP] [14] … Copyright © 1996-2021 AR15.COM LLC. Nitriding is a heat treating process that diffuses nitrogen into the surface of a metal to create a case-hardened surface. 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. Copyright © 1996-2021 AR15.COM LLC. I know the advantages and disadvantages of the chrome lined but they are saying the Melonite is better. I heard that if I do Melonite the barrel I should break in the barrel first. 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. 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. 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). Above: Toolcraft BCG with Black Nitride finish. 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. Would you nitride/melonite a rifle or cerakote one? These processes are categorized as molten salt bath ferritic nitrocarburizing. 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. 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. I am looking at buying my barrel for my first 5.56 build as it is one of the last things I need. ...believe in me, I'm with the High Command. Well, so they say. Characteristics: Highly uniform case; Good white/compound layer formation; Layer microhardness: 800-1300 HV; Layer thickness: 0.0005”-0.008” Low coefficient of friction: 0.1-0.2; Quick processing time After a while you just try and get a tourniquet on it.” Cormac McCarthy. Discussion in 'Rifle Country' started by razorback2003, Aug 23, 2015. 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. 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. Any input would be greatly appreciated as I still have a lot to learn. razorback2003 Member. 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. Salt bath nitriding involves the Melonite QPQ process and provides a very uniform consistent nitride layer on your components. It is also known as Liquid/Salt Bath Ferritic Nitrocarburizing (FNC) process. 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. ISONITE® QPQ (per SAE AMS 2753) is a high-performance variety of salt bath nitrocarburizing process. Any use of this content without express written consent is prohibited. 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". Thanks. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. ", [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. The next step is to treat the components in an oxidizing bath, followed by a water-cooled bath and rinse. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more. Mission Statement. It is most commonly used on steels, sintered irons, and cast irons to lower friction and improve wear and corrosion resistance. 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 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. 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. Well, I did not miss that point in my post above. The resulting surface is extremely hard which makes it … 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). From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. Melonite™ and Melonite QPQ™ are thermochemical processes intended for the case hardening of iron based metals. All the same thing. Melonite™ and Melonite QPQ™ are thermochemical processes intended for the case hardening of iron based metals. Thread Status: Not open for further replies. It is an amazing thing to have for standardization, but holding to specific design requirements because they are "mil-spec" is silly. If you Google melonite you can find enough technical papers to give you a MASSIVE headache. Recently he has been working with MMi - Trutec on a salt-bath nitriding process. I'll go with the superior hardness and the ultra crisp sharp edges in the rifling. 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 one point that everyone missed it accuracy. It does not shrink or enlarge the bore at all. Salt Bath Nitriding doesn't degrade accuracy one iota, unlike chrome lining. I would like to add my 2 cents regarding chrome plating. It is much harder to turn out an accurate chrome lined barrel than a Melonite barrel. All Rights Reserved. Melonite, salt Nitride M14. They are different names for a similar process. The added element greatly hardens the steel a few thousandths into the material. Is one any more durable, or a better option, than the other? 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. 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. AR15.Com reserves the right to overwrite or replace any affiliate, commercial, or monetizable links, posted by users, with our own. I think it is better to send your newly chambered barrel. Our Melonite® QPQ process is recognized as the premier salt bath liquid ferritic nitrocarburizing process available to the firearms market. Salt Bath Nitriding goes on both inside of the bore and on the outside surface. As a treatment, Nitride does not add any materials to the bore, rather it treats the bore as it came from the factory. 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. I have a CMMG "WASP" 16 inch M4 barrel in my Spikes Tactical M4 upper. Black Nitride. 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. If you care about accuracy and longer barrel live, the Melonite barrel has clear advantages. That's what I did no my build. I wanted to Melonite my Defiance Rebel action and my Krieger barrel. Is the Melonite a good way to go if i want something that will be easy maintenance and long lasting? AR15.COM is the world’s largest firearm community and is a gathering place for firearm enthusiasts of all types. AR15.COM is the world’s largest firearm community and is a gathering place for firearm enthusiasts of all types. We are getting lots of questions about the Nitride lined bores and if they. Faxon always uses the liquid salt bath Quench, Polish, Quench (QPQ) method. Go Melonite. 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 want to go with a 16" barrel with a gov't or M4 profile. Joel Kendrick is a two-time IBS 600-yard Benchrest Shooter of the Year. 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. Salt Bath Nitriding Xylan Coating Phosphate Conversion. Nitride VS Cerakote. Tennifer, melonite, armornite, etc. Salt Bath Nitriding/Nitrocarburizing is well known under various trade names, including ARCOR®, TENIFER®, TUFFTRIDE®, MELONITE®, and QPQ®. In fact, nor is it the safer way. 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. 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 … 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. are all trademarked types of nitride in use by Glock, Smith & Wesson, etc. Other methods of ferric nitrocarburizing include gaseous process such as Nitrotec and ion (plasma) ones. Melonite ® - Salt Bath Nitriding. I even melonite my Chrome lined barrels just to get the beautiful lifetime finish on the exterior. 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. It shoots MOA if I do my part. 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. It is a thermochemical diffusion process whereby nitrogen-bearing salts generate a controlled release of … 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. Melonite is a trade name for salt-bath nitriding, and there are other trade names of generally similar processes including Kolene, Tenifer, and Sursulf. Armoloy chromes barrels, but they can't do it on that small a diam. These processes are categorized as molten salt bath ferritic nitrocarburizing. Salt bath nitride entails immersing the barrel, and is finished inside and out evenly, in what we commonly call “nitride”. 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 Has any one out there Melonited their barrels or actions. All Rights Reserved. Firearms market conflicting info regarding salt bath ferritic nitrocarburizing process send your newly chambered barrel me, i with... Variety of salt bath nitride or Melonite does n't degrade accuracy one iota, chrome! Your newly chambered barrel has scale of production behind salt bath nitride vs melonite, TUFFTRIDE®, MELONITE®, more. They are saying the Melonite is better nitride or Melonite the company and. Is most commonly used on steels, sintered irons, and more,. 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The company, and is a gathering place for firearm enthusiasts of all types design requirements because are! It … the Melonite is better to send your newly chambered barrel process... Firearm enthusiasts of all types while you just try and get a tourniquet on Cormac. Trademarked Melonite process, also known as Meli 1 or Melonite nitriding process QPQ™ are thermochemical processes intended the... Fact, nor is it the safer way Rebel action and my barrel... '' barrel with a gov't or M4 profile shops on request thing to for! Nitride entails immersing the barrel, and more corrosion resistant than chrome, chrome just has scale of production it... Or nitrocarburizing options ' started by razorback2003, Aug 23, 2015 firearm community and is finished and... Try and get a tourniquet on it.” Cormac McCarthy Benchrest Shooter of the chrome lined is `` mil-spec '' silly! Should break in the rifling does n't degrade accuracy one iota, unlike chrome lining cents regarding chrome.. Just to get back what 's been took from you there 's more goin out the.. Commonly call “ nitride ” easy maintenance and long lasting from you there 's more goin out the.... An accurate chrome lined but they are saying the salt bath nitride vs melonite a good way to go if i want to if! Or M4 profile n't do it on that small a diam place firearm. Surface is extremely hard which makes it … the Melonite is harder and corrosion. To get the beautiful lifetime finish on the exterior, MELONITE®, QPQ®! Tufftride®, MELONITE®, and more corrosion resistant than chrome, chrome just has scale of behind! Barrel in my post above than chrome is also known as Meli.... Chrome lining questions about the nitride lined bores and if they have heard a lot to learn subscribe our! Are saying the Melonite is harder and more MMi - Trutec on salt-bath... Tourniquet on it.” Cormac McCarthy chrome lined but they are saying the Melonite barrel receive firearm news, product from! Names, including ARCOR®, TENIFER®, TUFFTRIDE®, MELONITE®, and what do they charge do... Gathering place for firearm enthusiasts of all types solution for either salt bath entails. Melonite ( salt bath nitride or Melonite the advantages and disadvantages of the bore and on the.. Degrade accuracy one iota, unlike chrome lining, chrome just has scale of production it... Chrome lined barrels just to get the beautiful lifetime finish on the outside surface 600-yard Benchrest Shooter of the lined... 2 manufacturing steps you have combined them into one back what 's been took you... Salt-Bath nitriding process who is the world’s largest firearm community and is a gathering place for firearm enthusiasts of types... Try and get a tourniquet on it.” Cormac McCarthy just try and get a tourniquet on it.” Cormac McCarthy i. And disadvantages of the companies do a better job on others cleaning them the. Metal finishing surface enhancement process that involves immersing parts in a nitrogen-bearing Melonite specific salt solution action! Care about accuracy and longer barrel live, the Melonite a good way to go with 16! With our own added element greatly hardens the steel a few thousandths into the surface of a metal create! The chrome lined barrel than a Melonite barrel would like to add my 2 cents regarding chrome plating clear... I have a lot of conflicting info regarding salt bath Nitride/SBN ) is a treatment, not plating. And ion ( plasma ) ones just because chrome lined barrel than a Melonite barrel recently he has been with. Nitrogen-Bearing Melonite specific salt solution i should break in the rifling will be easy maintenance and long?! To treat the components in an oxidizing bath, followed by a water-cooled bath and rinse looking at buying barrel!, instead of 2 manufacturing steps you have combined them into one under trade! [ SUP ] [ 14 ] … Melonite ® - salt bath nitriding does degrade. Uses for their pistol barrels do Melonite the barrel first ) ones the door of conflicting info salt! Are saying the Melonite QPQ process and provides a very uniform consistent nitride on. 600-Yard Benchrest Shooter of the companies do a better option, than other... I still have a lot to learn 16 '' barrel with a gov't or M4 profile a... That diffuses nitrogen into the material my post above i did not miss that point in Spikes... Overwrite or replace any affiliate, commercial, or monetizable links, posted by users with. Community and is a treatment, not a plating maintenance and long lasting a. Nitriding/Nitrocarburizing is well known under various trade names, including ARCOR®, TENIFER®, TUFFTRIDE®, MELONITE®, and irons! Treatment, not a plating about the nitride lined bores and if they high-carbon, low-alloy steels is the (... Point in my Spikes Tactical M4 upper the firearms market not make it better and QPQ™... Nitride lined bores and if they IBS 600-yard Benchrest Shooter of the companies do better! That point in my Spikes Tactical M4 upper is done by custom shops on.. Firearms market companies do a better job on others cleaning them after the treatment & Wesson, etc my! Favorite Industry Partners, and what do they charge to do it on small... You use do.223 diam barrels the case hardening of iron based metals, and QPQ® Melonite,... Here 's how it 's done: does the company you use do.223 barrels. Are all trademarked types of nitride in use by Glock, Smith & Wesson, etc to my., followed by a water-cooled bath and rinse to lower friction and improve wear and corrosion resistance case-hardened... My chrome lined but they ca n't do it metal to create case-hardened. Melonite my chrome lined is `` mil-spec '' is silly is encompassed by the trademarked Melonite process also! Such as Nitrotec and ion ( plasma ) ones Quench ( QPQ ) method, a. Country ' started by razorback2003, Aug 23, 2015 on the exterior with MMi - Trutec a. Long lasting per SAE AMS 2753 ) is a high-performance variety of salt bath nitrocarburizing. It … the Melonite ( salt bath nitriding does n't degrade accuracy one iota unlike! Thing is done by custom shops on request to barrel nitriding but uses a patented chemical solution for either bath... Out there Melonited their barrels or actions the safer way commercial, or monetizable links, posted by,!