This article received 28 testimonials and 92% of readers who voted found it helpful, earning it our reader-approved status. (And taking, out of *your* hide). for 6-8 hours. I wasnt planning on doing it for a few months. Make sure to check every nook and cranny of the components so that you can find any discoloration or blemishes. ", steel". Reply Polish to at least 400 grit. Then you sight down the barrel and you see dips and waves in the barrel profile. FigureLLC. Follow the instructions. The plate turned blue just like you ible and I was told this was an effect of compression fitting.the rod didn't change colour even though it had the heat applied to it so was it actually the compression fit that changed the plates colour. So you will get a shinier finish. If everything appears good, then you can transfer the components into a hot water tank. tighter your arc, the less the heat input will be. Approved. February 20, 2016 at 16:12. There are also methods of cold bluing, which do not require heat. At the end of this heating process the crucible is removed from the oven and positioned over a bath of water with air forced through a perforated coil in the bottom of the bath. I've never done anything like this but want to try. The steel is also used for producing great police flashlights with awesome durability. That seems wasteful. occasionally I'll buff it afterwards. Add in the 250F+ temperatures of the salts when they hit your skin, and youre both burned thermally and chemically in seconds. Just take them from the comments he posts. Ive gotten hot blue salts on me splashed into my hair. Use a backing block of wood or even a Pink Pearl rubber eraser. Often it does provide an adequate cosmetic touch-up of a gun's finish when applied and additionally oiled on a regular basis. It had been thoroughly degreased before my first attempt, but in trying to repair a poor result, I apparently contaminated it a bit. 99. Picture Information. Ive learned a LOT. Woodworkers doing furniture finishing will use 000 and 0000 wool, and they hate oil on their wool for rubbing down oil finishes. By the time I was done it looked like it was a beat up 5 year old gun rather than a 1930s bolt .22 that came from a scrap yard. Thats one way to get dyspeptic to write articles! 6 years ago. 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. Wait for a day to let the bluing properly cure before you do anything else to it. Blow torches only heat a small concentrated area. Think big scars. This process leaves a deep blue-black finish. I tried heating the barrel in sections (as Brownells says is ok) but did not get a very good result, being unable to get a uniform heat in any =thing approaching more than a few inches at a time. Hang the trigger group again, re-stock and you should be done. 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). Reply It is usually sold in a 1lb bottle for $3, you'll need 3 or 4 pounds probably. - Ballachy", "Bluing of Steel by Heat Treatment: Why and How it Happens? If the magnet doesnt stick, its ready to be pulled away from the heat. This process was repeated until the desired depth of color was achieved or the metal simply did not color further. You need to adjust the boiling point of the salts for your altitude. You MUST plug your barrels, gas cylinders, remove your pistons, etc. By signing up you are agreeing to receive emails according to our privacy policy. I have cut and polished 4 pieces of mild steel to demonstrate different colour stages. 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. WebHeat the blade for 15 to 20 minutes in an oven set on 325 Fahrenheit if the handle is metal. Dont scrub the solution onto the gun, just run a patch that is not dripping wet down one complete run on the barrel/action in one smooth stroke. Add 5 lbs of regular table salt to the water. Once the solution reaches its boiling point, turn down the burner to about one-third of the boiling temperature and let it stay there. "@type": "Article", If you are new to the subject and are in need of detailed instructions, then youve come to the right place. I wish this article had come out sooner, since I did not know that 0000 steel wool may have oil in it. How to Blue (Bluing) Steel Using Oven Or Torch and Oil Method OOMAN 2.28K subscribers Subscribe 872 112K views 4 years ago My apologies for the background Hot. If youre interested, just ask and I can provide more details. I can then get the temp to be 600F spot-on in a lead melting pot. When putting water in your boil-out tank, use distilled water if you have water with high mineral content. Its essential to keep stirring the tank to prevent the forming of hot and cold areas. Remove any previous finish. My advice to people here: Unless youre a professional, and youre working in a shop with all the required safety gear (a cold water shower within a couple feet of the tanks, and an eyewash station next to the tanks, and someone working in the same shop every moment youre working on the salt tanks), DONT. Let them cool down as you take a closer look at the bluing effect. Now you slide the cold rod in, and the plate cools, gripping the rod. This item: Special Blue Full Metal Butane Torch (Gold) - Refillable Flame Lighter- Culinary Torch - Welding Torch - Adjustable Dual Flame for Desserts, Creme Brulee, BBQ and Baking. Youll get a dark spot right there. 5 years ago, I found that heating will turn steel silver ~> gold ~> violet ~> blue. Thermometers and stirring tools are also needed, as well as something to heat up the tanks. Alternatively. you may benefit from the use of a gas lense as well. Participated in the Explore Science Contest. To harden steel, start by heating the metal directly with a blow torch until it turns a cherry red color. Then you can express blue it with a propane torch and a tank of boiling water. Thank you so much for sharing such a great article. 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. Haha. Depending on the manufacturers manual, youll have to prepare roughly 6 to 8 tanks to perform the bluing effectively and efficiently. Premium fencing blades are often offered with a blued finish. This is a great source that you can learn lots of information from and I'll advise it to to a handfuls of others. Cooking off the more volatile hydrocarbons leaving the heavier ones produces a different effect yet again. Interesting and informative as always. Bluing is a passivation process in which steel is partially protected against rust using a black oxide coating. The part that is to race the other is heated normally up to about 220 especially if it is an aluminum casting like a cylinder head. Dont mess with hot salts. You can experiment ultimately what oils to use. I really appreciate you taking the time to share it DG. While the rod may heat some by conduction, it wouldn't get hot enough to start the color-forming process. Hunter holds a BFA in Entertainment Design from the University of Wisconsin - Stout and a Minor in English Writing. "author": "Christopher Graham", "@type": "ImageObject", I have always wondered about storage in gun soft cases or the foamed Hard cases, and humid or dry, heat and cold. An iron wire, stainless dipper, and part basket are required to handle the guns components and adjust the bluing solution as well. Thats how vigorously we de-grease guns before starting blueing. pliers, mole grips, -An old metal container (I know, a plastic container is pictured but always use a metal one) filled high enough with oil to completely submerge your steel object would be ideal. Use it to try out great new products and services nationwide without paying full pricewine, food delivery, clothing and more. Gas burners can usually do the job for this. You heat the outside member only when you do a shrink fit.). For the chemical, the bluing solution should be either Oxynate No. The torch comes in when you first apply the Express Blue. 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 Cold blueing solutions usually just dont wear well. Color case hardening is the predecessor of all metal coloring typically employed in the firearms industry. Usually, you can find the manufacturers recommended ratio in the product manual. Oil binds with the metal and prevent it from getting air/chemicals to corrode. What is your opinion of the 2 to 1 lye and potassium nitrate bluing solution? 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 ? So basically, youll want the rifle in the vise with the muzzle pointed to your left. Question ], 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. I have done a cold blue on a very rusted .22 for a friend. I believe the change of color is due to a growing thickness of an oxide layer. To remove pitting and keep the barrel profile intact requires skill with a file, and that requires hands-on training. There wasnt a whole lot of pain just yet until my buddy took the safety bottle of vinegar solution used to neutralize the alkaline NaOH salts, and then the pain was there. Thanks for always being so willing to share, Sir. However, if the bluing effect isnt satisfactory, then you can try giving the components an acid bath (using Hydrochloric Acid). Drift the sights back in from the right side of the barrel. "headline": "How to Blue Stainless Steel in 5 Easy Steps: Complete Guide", Notify me of follow-up comments by email. Theres a reason why I buy up clapped-out guns and stuff where people look at me with a WTF?! I found through my bluing adventure that different oils do act slighty different but ultimately everything I've used has done the job. This finish allows them to be stored in high-moisture conditions, like sports bags, without rusting. wikiHow is where trusted research and expert knowledge come together. The parts are then oiled and allowed to stand overnight. This signifies that the steel is tempered. For most of the time, guns that utilize carbon steel components are the prime candidates for bluing but its totally possible to color stainless steel blue as well. Thanks, 8 years ago List Price: $18.64 $18.64. All blued parts still require oiling to prevent rust. A non-linear resistance property of the blued steel of razor blades, foreshadowing the same property later discovered in semiconductor diode junctions, along with the ready availability of blued steel razor blades, led to the use of razor blades as a detector in crystal set AM radios that were built by servicemen (as foxhole radios) or by prisoners of war during World War II.[8]. -A heat source. Once you strip the blue & rust, then you can see what youre dealing with. Did you make this project? Alternatively, you can press the pad of steel wool between your hands over the container of acetone, and then put it on some paper towels to dry. 3D Printed Futuristic Space Age Wall Clock. I now want to reverse the process so I can drill and tap the metal tip. The mixture is heated to 310 to 321C (590 to 610F) and the parts are suspended in this solution with wire. There are many methods you can use to blue the steel. 3 years ago. However, the chemicals from the bluing process can accomplish uneven staining on aluminium and polymer parts. Spray down the whole barreled action with copious amounts of WD-40, inside and out. Degrease a pad of 0000 steel wool with acetone. Trust me, I'm speaking from experience :) ). If you cant, just get them out of the case and allow air to circulate around them. Although the steel parts, such as anOrdains watch hands, are near enough miniscule, each This will remove all the traces of the bluing solution and other chemicals. However, oil may spill and create a fire hazard if the steel is put into the oil too quickly. The practice of bluing steel takes time and an exquisite eye for detail. on Step 1. However, due to the unique qualities of stainless steel, you cant simply blue the material however way you like. JUST DONT. 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. A couple bottles of aged bourbon minimum. Bluing is also used in seasoning cast-iron cookware, to render it relatively rust-proof and non-stick. Mess. Depending on what solution you use, the tank temperature must be maintained somewhere between 240 and 310 degrees Fahrenheit. Both refer to the same chemical process for providing true gun bluing.[1]. YouTube - Nitre bluing a few gun parts. This works well for me. the cost of all the tanks you need for rinse & boil-out Pour in some acetone, and while wearing rubber gloves (dishwashing gloves are OK), put in a pad of 0000 steel wool, swish it around and pull it out. Ive dealt with strong acids and strong bases in lab work, and I fear the strong bases more. Glad that there are folks like you around. Dont want to get any of the liquid on you its 700F. Isn't the point of the acetone to degrease, why would i grease? I rarely use them. 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. Here is a video by Clevinger Customs illustrating it: I use the Brownells nitre blueing salts, which are a combination of sodium nitrite, sodium nitrate, and potassium nitrate. Treating with an oiled coating enhances the protection offered by the bluing. The rod was heated and the plate 2" square was inserted and the rod shrunk onto it. Even a fingerprint will affect the consistency of the colour. How do I harden a steel hammer so that is lasts longer and is more durable? If you are referring to torch bluing, the The salts here will be slightly less corrosive (ie, just the pure KNO3, no lye), but at 600F, you have a big physical risk right in front of you. Black iron wire You will need black iron wire to tie around any object you My apologies for the background noise in the first half of the video We had compressors running where I had to shoot this This video shows how to blue steel parts using an oven or torch and quenching in oil This method is not the professional method using bluing salts but can be done in your home with a torch or if you have access to a high temperature oven This method will provide your parts some protection from corrosion and show how to achieve different colors in the steel by varying temperatures I am not a professional so please spare me the that s not hot bluing and other criticisms If you don t like it turn it off Hope this comes in handy for someone, How to take apart disassemble and put together assemble a 1911 pistol 1st method, Stevens 20 Gauge Break Action Shotgun Project - Part 4 Cold Bluing with Brownells Oxpho-Blue Creme, Van's Instant Gun Bluing - Removing Gun Rust, Cold bluing Steel blackening How to use Tifoo Black Devil - burnishing steel, Gun Bluing - Colt Official Police 38 Special, Vintage Screwdriver Cold Bluing Br nierung Restore No 2, Slow rust bluing O1 knife blades part two, Easy and Fast bluing touch up Presto Gun Blue Pen, DuraBlue Spray-on Bluing Aerosol Application Process Polished Version, Axe Restoration Part Two Bluing With Birchwood Casey Superblue, Birchwood Casey Aluminum Black Super Blue and Metal Work on a Tanfoglio TA22S, Gun Bluing using cold blue and heat Weihrauch HW35 E Restoration, Perma Blue Gun Blue Paste Birchwood Casey. Safety is the number one priority so protect your body as much as possible. Again, dont mess around with these chemicals and only handle them with extreme attention. Still, you will find that cold blues dont last. The parts are then boiled in distilled water, blown dry, then carded, as with rust bluing. It cannot rust any further. Its oiled in production to keep it from rusting on store shelves. High temperatures and dangerous chemicals mean that a moment of carelessness can make you pay a heavy price. It can soften up some paints and plastics. DG thank you. Next you hold it in front of your heat source until a blue oxide layer covers the whole blade edge. it would appear these sights are drifted into dovetails. Now securely hold your piece with whatever you have chosen. Do this outside, so you can do this next part: Just whip the steel wool at arms length to extract the excess acetone. Oil and grease really are the enemy because youre trying to (literally) corrode the metal. 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. Keep heating the steel until you notice a blue color form on the metal. Theres nothing wrong with your method, but is is very hazardous, especially to people who have never done anything like it before. Then, you can put the components back into the bluing tank and increase the temperature until you see the blued steel. Heating up a tank on the kitchen stove. You might be able to start at 320 grit. The List Price is the suggested retail price of a new product as provided by a manufacturer, supplier, or seller. Initially case hardening was used but did not offer any aesthetics. Heating will make the metal better in absorbing the bluing liquid. If wikiHow has helped you, please consider a small contribution to support us in helping more readers like you. Then you pull it out and scrape off the oil along the blade edge. Where/how did you think I got to the point I could make nice guns? Not every manufacturer puts bittering agents in the solution and as one poison control nurse told me: (t)here is nothing you can do and it aint the good death.. you could also heat this size tank with anything from a hibatchi up to a Weber charcoal grill or you could put it on top of a wood-burning stove or even a kitchen stove. 2 years ago, For the record The gentleman said multiple times that the plastic container shown in the pictures was just for the instructional photos and to be sure that the container is made of metal for this process, (Homer Simpson smacking his forehead: "DOH! Did you ever find out what oil they were using? I am using bronze, is it for a polish? There's also blued hardware available, like nuts, bolts, screws, and hinges. Shooting Mystery is reader-supported. Bear in mind not to touch the walls of your container as you don't want to disturb the process of what's happening! Now, using the information above, you should have little problem bluing your firearms on your own. Further, I probably would have used a coarser wet-dry to prep the raw steel (this was a kit Kentucky long rifle) rather than the 1500 grit I used. You can make a Caustic Soda KNO3 water bath: 65% Lye (aka sodium hydroxide) The ideal setup is a pair of long sleeve gloves along with splash goggles and a face mask. When you add water to a hot salt tank, you get an explosion of steam, and you need to develop some skill in adding the water with a very fine copper pipe on your water hose to prevent steam blow-outs spattering salts all over you. Next, suspend the components in a cleaning solution tank to get rid of dirt, oil, grease, and crud. I have in the past few years became more and more. The parts must be observed constantly for colour change. Accidental exposure to the chemicals could result in serious injuries. ")You're ABSOLUTELY right. http://cdn.spectrumbrands.com/~/media/Spectracide/Files/MSDS/SpectracideStumpRemoverGranulesSDSApr15.ashx. I agree used oil works better and adding some copper and graphite seems to deepen the color and add more purple or plum to it. Black oxide provides minimal protection against corrosion, unless also treated with a water-displacing oil to reduce wetting and galvanic action. My first time wasnt a stunning success. And thats about everything you need to know about stainless steel bluing. And for the next (after the next) installment, how to do hard case coloring. In the automotive world this is a common practice. I'm trying to be positive and constructive, and think this is: for an amateur to stick a very hot torch-heated metal object into a plastic container filled with oil is simply dumb (ok, more polite: "irresponsible") at best, highly dangerous at worst. Safety notes: Dont use an aluminum pan. When the first patch gets really funky, then drop that in your plastic garbage container (remember, these patches have been soaked in acid solutions! http://www.lowes.com/pd_188198-316-HG-66420_0__?productId=4764059 Reply 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 use of stainless steel alloy varies a lot from one manufacturer to the other and thats why the bluing effect wont always be consistent. Ive hot salt blued guns in a shop with the proper equipment and you can shove a river of iron through a single hot salt tank in an afternoon. I use kerosene to wet my paper from 500 on up. It does provide good rust resistance, which is improved with oil. We will verify and confirm your receipt within 3 working days from the date you upload it.
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