bluing steel with a torch

Thank you all who had a part in the production of this important information! I really appreciate you taking the time to share it DG. Hi SteelJunkee Method is as follows: Fit rod into drill and set at constant speed Clean rods with acetone on clean rag Use butane and propane mix blow torch to achieve colour range Quench in water Dry The weird thing is that they look great for around 4-5 days then deteriorate. While still hot and while wearing rubber gloves rub the bluing compound Into the steel with the steel wool. The part you want to place in the receiving part is cold often just placed in a freezer for a few hours. Also buffing wheels pre blue. As I'm bluing round pieces I slowly and evenly rotate the piece over the flame to equally disburse the heat. An iron wire, stainless dipper, and part basket are required to handle the guns components and adjust the bluing solution as well. 84 or Du-Lite 3-0. But since this was my first project, with an inexpensive kit as a learning tool, and as I intend to do this again with a much more expensive kit, my trials and errors and your voice of experience will be very useful the next time around. it takes a long time to heat up a long (ie barreled action length) tank that is, oh, three barrels wide. In the automotive world this is a common practice. Then the crucibles would be removed from the furnace and placed over boiling hot water and air would be bubbled through the water and the parts would be dropped into the water. I am simply trying to learn anything and everything that there is to know about it. Sign up for wikiHow's weekly email newsletter. NaOH will quickly and completely dissolve aluminum. Following the treatment in the bluing tank, relocate the components to a cold water tank. Heat the Steel. it would appear these sights are drifted into dovetails. Quenched steel is harder, but it becomes more brittle. Its a pretty straightforward process. Thoroughly degrease the area to be reblued with acetone. Hot NaOH is so alkaline it is great as dissolving organic materials. Use Hot Bluing And Cold Bluing To Give Your Steel That I think I was drinking heavily (and likely doing stupid things in my shop with high heat and flammables at the time, possibly while juggling chainsaws) at the time I made that comment - without reading carefully. If youre interested, just ask and I can provide more details. Stainless steel can only tolerate hot bluing and a limited amount of chemicals. "mainEntityOfPage": "https://shootingmystery.com/blue-stainless-steel-beginners/", You can then use a soft brush to gently remove all the residue of the cleaning solution on the components. Its the corrosive gift that just keeps on giving. Be patient in the first few minutes as the metal needs to reach the temperatures where it changes colour! Youll want to clamp on the barrel directly under the sight youre about to drift out. When the liquid stops bubbling, remove the metal from the container and wipe off any excess liquid. So As one newish to refined firearms ownership, what is the best way to store and protect a pistol or rifle from rusting, especially in areas like Oregon or Washington, Silicon socks, or ? You then oil or wax over the finish when youre done. "Bluing" is the process of oxidizing steel to create a durable, corrosion-resistant layer. You are a fantastic resource for all of us here. The cotton gloves insulate your fingers from the heated barrel, and they prevent oils from your skin from getting on the raw steel. The easier of the two methods, hot bluing only requires some degreasing agent, a heating apparatus (a blow torch is perfect for this), and any kind of oil. I thought there was something that could help improve the colors but wasnt sure until I came across this. When everything is set up, put on your protective gear and then get down to business. Every true outdoorsmans dream! Craig, torch bluing is a real thing that has been use a lot in the custom gun world, mostly for screw heads but even for complete muzzle loader creations ( the vendor will be quite proud of his work it seems as cost increases considerably to a finished item). If there is any finish left on the metal, it will interfere with the bluing pr Sorry for the misunderstanding. A Garden Gun Cultivates a Newfound Fascination, AZ Judge Dan Slayton Refuses to Reduce $2m Bail in Flagstaff Campus Self Defense Case, State Judge Issues Order Blocking Enforcement of Illinois Firearms Ban Act Statewide, Protecting and Serving: Springfield, IL Police Seized Homeowners Gun After Investigating Her Report of a Prowler UPDATED, Chicagos Failed Mayor Lori Lightfoot Loses in Reelection EffortBadly, http://www.lowes.com/pd_188198-316-HG-66420_0__?productId=4764059, http://cdn.spectrumbrands.com/~/media/Spectracide/Files/MSDS/SpectracideStumpRemoverGranulesSDSApr15.ashx. 4 years ago The color is oxide, but I believe you can scrape it off. That way, you can still use your oven for the rest of the evening. Heating white, degreased steel to 550 to 600F results in brilliant colors. Also thanks DG! How to Hot Blue Steel with a Torch- A Step-by-Step Guide Cooking off the more volatile hydrocarbons leaving the heavier ones produces a different effect yet again. occasionally I'll buff it afterwards. Remove any previous finish. Help 'blueing' with OA torch ")You're ABSOLUTELY right. If a bank transfer is made but no receipt is uploaded within this period, your order will be cancelled. 35% Potassium nitrate (aka saltpeter), http://castboolits.gunloads.com/archive/index.php/t-36054.html. The mixed fumes of the acids produce a uniform rust on the surface of the parts (inside and out) in about 12 hours. Make sure the piece is chemically clean, sandblasting followed by power wire brushing is good then stop heating when you hit purple because the heat will travel. In order to confirm the bank transfer, you will need to upload a receipt or take a screenshot of your transfer within 1 day from your payment date. Once you see it turn golden, the process has started and colours will change fairly quickly! Any more advice is welcome SteelJunkee Joined May 6, 2018 Messages 891 Hot blueing salts attack soft solders on guns, so it isnt to be done on old shotguns and some older rifles. "I have very limited knowledge as to how metal can be manipulated for different applications. I have also had good results with 5w/30 motor oil, I've also used two-stroke oil with good results. Why do you bother with all this crap?. Note: I know a plastic container is pictured but always use a metal one! This is a great source that you can learn lots of information from and I'll advise it to to a handfuls of others. Wait for a day to let the bluing properly cure before you do anything else to it. You can use a heat gun, a blow dryer, or a torch for this. This process was repeated until the desired depth of color was achieved or the metal simply did not color further. 4 Ways to Blue Steel - wikiHow I plan on doing this on a couple of older beaters first. Just dont. That would be a hot salt blueing mix. NaOH is nasty stuff. ", the wrong quality steel. Blue Metal Shell 13 in 1 Welding Torch Nozzle Tip Cleaner For Welder Soldering. Aluminium (Al) and polymer parts cannot be blued, and no corrosion protection is provided. Its much cheaper anyways. Not blessed with a climate controlled safe. Right now I'm working on excavator replacement pins! Be careful since considerable heat might be generated in the process. Friction, as from holster wear, quickly removes cold bluing, and also removes hot bluing, rust, or fume bluing over long periods of use. Wear thick gloves and a face mask before you quench your steel so the water or oil doesnt splash onto your hands. I wish I had known more about the process, heating (I was working outside on a 60 degree day) I may have to check with my friend to see if it needs reblued again, Im sure he never shot it. Once the solution reaches its boiling point, turn down the burner to about one-third of the boiling temperature and let it stay there. These work by depositing a coating of copper selenide on the surface. Even with safety glasses and a full-face shield, a rubber apron, rubber boots, etc it is possible to get salts into your eyes and all over the rest of you. I just had my first experience rust browning a barrel. -A heat source. Fill the tank with a suitable amount of water then add in the bluing salt using the correct ratio. Hunter holds a BFA in Entertainment Design from the University of Wisconsin - Stout and a Minor in English Writing. Thanks for always being so willing to share, Sir. (And taking, out of *your* hide). 5 years ago, I found that heating will turn steel silver ~> gold ~> violet ~> blue. I heat treated a piece of carbon steel to make it less likely to wear (using its edge as a cutting surface in a wood turning application). I have at least three cold blue solutions in my shop including Oxpho-blue, 44-40 and others. If wikiHow has helped you, please consider a small contribution to support us in helping more readers like you. Cold blues will react with steel at room temperature, but you get more aggressive reactions when you heat the gun to, oh, 150 to 200F. The steel was mild steel and had very little carbon content. This is one of the reasons rust and fume bluing are generally more rust-resistant than other methods. To harden steel, start by heating the metal directly with a blow torch until it turns a cherry red color. The mixture is heated to 310 to 321C (590 to 610F) and the parts are suspended in this solution with wire. "https://www.facebook.com/Shooting-Mystery-110244180901951", I learned something slightly different than what you are teaching and that is I am willing to pay people like you to do this kind of stuff for me. Process that partially protects steel against rust, This article is about the historical uses of black oxide. Keep posting like this. His enthusiasm for handling firearms and hunting gear inspired him to create the Shooting Mystery blog. "I am nearly 16 and can not wait until I have my drivers license. Just let any residual matter evaporate/dry. Woodworkers doing furniture finishing will use 000 and 0000 wool, and they hate oil on their wool for rubbing down oil finishes. Bluing - Finishes for Metal - I Forge Iron Blued Pivot Steel "description": "If you want to find out how to blue stainless steel, then you've come to the right place. To obtain oil-free steel wool, get some acetone in a container (say, an old, clean yogurt container you were going to throw away anyway). The reason why blued guns rust is that something was allowed to attack the surface blueing and get through it to new steel or the blueing job wasnt deep enough to complete passivate the surface from red rust. This will keep the bluing from adhering to the sharpened edge. Torch If you do not get crazy and over heat the steel there is no reason to be fearful of the process. If the magnet doesnt stick, its ready to be pulled away from the heat. Could I use stainless steel earrings that I have got? "https://twitter.com/Shoot1ngMystery", That means 50-60 revolutions to make a foot. Blue Bluing Steel Also Dont get the 275-300F bath on you. This process is also the only process safely used to re-blue vintage shotguns. Shooting Mystery is reader-supported. Instead of applying the acid solution directly to the metal parts, the parts are placed in a sealed cabinet with a moisture source, a container of nitric acid and a container of hydrochloric acid. The use of stainless steel alloy varies a lot from one manufacturer to the other and thats why the bluing effect wont always be consistent. Were committed to providing the world with free how-to resources, and even $1 helps us in our mission. Safety is the number one priority so protect your body as much as possible. For modern uses of black oxide, see, Learn how and when to remove these template messages, Learn how and when to remove this template message, "How To Remove Rust From A Gun Without Damaging Bluing? Any gun. Theres nothing I see as super-dangerous about blueing other than trying to do hot salt blueing without all the correct safety equipment and precautions. highfour, case hardening is a bit different from what you describe.. Usually, the steel needs some time in a medium that will allow carbon to penetrate the surface, and we are talking 15 minutes to several hours. Nowadays, even mild steel does have a certain amount of carbon in the alloy, which can explain your observations, if you google "super quench," you should find a waterbased quench that is rumoured to do the same, but in my humble opinion, water can do just that as well. Ok you gotta help me out herewhen I was studying mechanical engineering a good few years back a project I done involved using a compression fit of 1/4" thick plate steel into 1" thick steel rod, both mild steel. This is all from memory so I might have left some stuff out. Different colors can be achieved through variations of this method including quenching in oil instead of water. On this Wikipedia the language links are at the top of the page across from the article title. I don't understand why you are submerging it in oil? Put 600 grit compound on a wheel, use a little too much pressure and youll be gob-smacked at how fast it can cut material off the gun. Excellent info. Its a good process for processing lots of guns, but I simply cannot recommend it for people who just want to do a gun here or a gun there.. That seems wasteful. Rust bluing is also used on shotgun barrels that are soldered to the rib between the barrels, as hot bluing solutions melt the solder during the bluing process. These include hot bluing, cold bluing, niter bluing, and so on. "@type": "ImageObject", 4. Once you get the colour you want, go outside to your oil container and fully quench your object into the oil!Note: I know a plastic container is The "hot" process is an alkali salt solution using potassium nitrite or sodium nitrate and sodium hydroxide, referred to as "traditional caustic black", that is typically done at an elevated temperature, 135 to 155C (275 to 311F). DG should receive a stipend for his valuable contributions to TTAG. Wait for 10 15 minutes and then take out the components. The hot washing soda tank typically used in gunsmith shops is caustic washing soda, and if you leave the gun in long enough, youll start to see corrosion on the gun before you get to the blueing step. Then you have to heat the metal. Heat the gun parts. Dang it all. Get it Feb 25 - 27. While I am certain that I could do it myself, you already have all the bits and parts and stuff so it is worth my dollars to buy a gunsmiths time to have this done for me. The parts are then boiled in distilled water, blown dry, then carded, as with rust bluing. Blue Where/how did you think I got to the point I could make nice guns? Use a steel tool to stir (remember the fumes). (Its Crystalline Potassium Nitrate 100%) $6.18 The ideal setup is a pair of long sleeve gloves along with splash goggles and a face mask. WebBluing is a passivation process in which steel is partially protected against rust using a black oxide coating. Isn't the point of the acetone to degrease, why would i grease? List Price: $18.64 $18.64. I wish this article had come out sooner, since I did not know that 0000 steel wool may have oil in it. After spending most of his career as a firearms expert and enthusiast, he retreated to the great outdoors to raise his family in peace and quiet. Being prepared is important if you can not measure the temp. Thats how vigorously we de-grease guns before starting blueing. References 3D Printed Futuristic Space Age Wall Clock. Similarly, stainless steel parts may be immersed in a mixture of nitrates and chromates, similarly heated. The process was to coat the gun parts in an acid solution, let the parts rust uniformly, then immerse the parts in boiling water to convert the red oxide Fe2O3 to black oxide Fe3O4, which forms a more protective, stable coating than the red oxide; the boiling water also removes any remaining residue from the applied acid solution (often nitric acid and hydrochloric acid diluted in water). Bluing only works on steel, cast iron, or stainless steel parts for protecting against corrosion because it changes iron into Fe3O4; it does not work on non-ferrous material. In this case cooking oil, rather than gun oil, acts to displace water and prevent rust.

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