As I'm bluing round pieces I slowly and evenly rotate the piece over the flame to equally disburse the heat. "width": "1500", The cabinet is then sealed. Your tanks better be tight, your stands for the tanks better be rigid, youd better have top-of-the-line fire extinguishers (NB the plural) available to you. To shrink, I assumed you heated the steel plate only, to expand the hole in it. Ill wait for and look forward to your article! Im asking because theres a guy on YouTube recommending Brown Express first, then several layers of Blue over that. We will verify and confirm your receipt within 3 working days from the date you upload it. -A heat source. Reply The process isnt intended for bronze. If wikiHow has helped you, please consider a small contribution to support us in helping more readers like you. 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. Examples of this finish are common on older pocket watches whose hands exhibit what is called 'peacock blue', a rich iridescent blue. BUT like so many power tools on guns, it is possible to create expensive screw-ups to fix on guns with power tools, and buffing wheels are no exception. I hope to someday have good knowledge to pass on to people, heh. Find many great new & used options and get the best deals for 13 in 1 Metal Shell Welding Torch Nozzle Tip Cleaner For Welder Soldering at the best online prices at eBay! 1/16-inch pivot wire has a circumference of ~0.2in. WebThe gun bluing process Start with 1 gallon of water and add it to a deep fryer that has been thoroughly cleaned. The parts are then oiled and allowed to stand overnight. They should send you a stipend for your time. I dont have that much blueing to do in my shop, so I dont use hot salts. Many double-barreled shotguns are soft soldered (lead) or silver brazed together and many of the parts are attached by that method also. Blued Pivot Steel Very helpful! I am using bronze, is it for a polish? I rarely use them. I used Express Blue #1 on lots of guns, where I want something less labor intensive than slow rust blueing (which I wont describe here): most steel wool isnt oil-free. 4 years ago It is slow rust blueing. Cold blueing solutions usually just dont wear well. The practice of bluing steel takes time and an exquisite eye for detail. Red rust is Fe2O3, and is incomplete rust it will continue allowing the surface to corrode over time hence the oil or wax. For hazzalandy: carbon content has nothing to do with the color process, it is only the temperature you heat to, and to a lesser extent, the time spent hot. Technically speaking, bluing is more or less a conversion of red iron oxide (Fe2O3) to black iron oxide (Fe3O4). "https://www.youtube.com/channel/UC6dwEQfHK1tk_ZeaA4PniOA/", Thank you all who had a part in the production of this important information! How to colour steel with heat (hot oil finish) is a simple but effective way of achieving a desired colour of choice.The colours are fantastic and often come out in a beautiful two-tone shine. Often it does provide an adequate cosmetic touch-up of a gun's finish when applied and additionally oiled on a regular basis. WebStep 1: Preparing Your Materials You will need: -2x containers (one of them preferably being metal for the oil) -oil -unleaded petrol/Acetone/Terpentine/Rubbing alcohol or any good I have also had good results with 5w/30 motor oil, I've also used two-stroke oil with good results. The differential cooling causes patterns of colors to appear as well as hardening the part. Do all the prep you would for express or rust blueing, especially degreasing. "keywords": ["how to blue stainless steel"], I have always wondered about storage in gun soft cases or the foamed Hard cases, and humid or dry, heat and cold. Cold bluing is not particularly resistant to holster wear, nor does it provide a large degree of rust resistance. WebHeat the blade for 15 to 20 minutes in an oven set on 325 Fahrenheit if the handle is metal. I like 1.5 wide shop cloth myself). 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. I dont use hot salt blueing because much of my work is on older double guns, which have ribs that are soft-soldered into place. The tank of distilled water you heat with a camp stove, the kitchen stove (Im not responsible for marital discord and disruptions of conjugal relations) or some other much larger heat source to a boil. Acetone is also useful for de-greasing the barreled action. wikiHow is where trusted research and expert knowledge come together. Most cold blueing agents contain some selenium dioxide in them to enable to them to react at room temps. "Rust bluing" and "fume bluing" provide the best rust and corrosion resistance as the process continually converts any metal that is capable of rusting into magnetite (Fe3O4). He started the site to explore the ethics, morality, business, politics, culture, technology, practice, strategy, dangers and fun of guns. It is always essential to remove all oils from metals you want to blue, even if the cold blueing solution claims you dont need to do so. While still hot and while wearing rubber gloves rub the bluing compound Into the steel with the steel wool. Even at room temperature, the salts are highly caustic and will eat into your eyes or skin in seconds not minutes. It is generally employed on smaller parts such as pins, screws, sights, etc. The object on the left is a custom mild steel potentiometer knob! "sameAs": Dang it all. 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 Just remove the blue/rust, degrease, dry, then blue/card/boil-out/oil/drain. Think big scars. Its easy enough to color metal with a torch, but it has always been a hit-or-miss process for me, and when it was a big hit, I was rarely able to re-create how it got that way. 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. DG thank you. List Price: $18.64 $18.64. The mixture is heated to 310 to 321C (590 to 610F) and the parts are suspended in this solution with wire. Sorry for the misunderstanding. Rust bluing was developed between hot and cold bluing processes, and was originally used by gunsmiths in the 19th century to blue firearms prior to the development of hot bluing processes. Before operating your torch, read all instructions so you know how to handle it safely. Spilling salts at this temperature will instantly result in fire, because the KNO3 is a powerful oxidizer all on its own, and the added thermal energy will light anything on fire all alone. Hardening will cause it to be more brittle, which could cause the hammer to chip and cause injury. Use ice cubes. Most knives, rifle receivers and barrels are heated to at least 1200F and cooled and drawn at 490F-700F. 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. Color case hardening is the predecessor of all metal coloring typically employed in the firearms industry. Degrease and heat the items to be blued in a steel pan to about 700F. First, let us go through a couple of bluing concepts that you have to know in order to achieve the desired result. Heating it again to a lower temperature will not introduce additional martensite. One can generally use the same solution to brown as to blue. Fortunately, this is easily had at any hardware store: WD-40 is a water displacing product, not a lubricant (contrary to widespread advertising). High temperatures and dangerous chemicals mean that a moment of carelessness can make you pay a heavy price. Hardened steel prevents knife blades from dulling and tools from bending and breaking. Hang the trigger group again, re-stock and you should be done. I've never done anything like this but want to try. Hot blueing salts attack soft solders on guns, so it isnt to be done on old shotguns and some older rifles. Participated in the Explore Science Contest. "https://www.facebook.com/Shooting-Mystery-110244180901951", Wear safety glasses and gloves while working with hot metal. The steel will pull some of the carbon out of the oil while quenching and harden the outer portion of the metal. Colour case hardening occurs when soft steels were packed in a reasonably airtight crucible in a mixture of charred leather, bone charcoal and wood charcoal. As a small thank you, wed like to offer you a $30 gift card (valid at GoNift.com). In the hot salt process, you will need, oh, four to six tanks, only one of which will be the heated blueing salts. I use kerosene to wet my paper from 500 on up. Include your email address to get a message when this question is answered. This article was very, "I've been working with steel since I was a child, and reviewing these proper methods and skills makes my projects, "It surely educated me on several points. I thought there was something that could help improve the colors but wasnt sure until I came across this. 99. Keep posting like this. The name of the process actually comes from the blue-black appearance of the black iron oxide. 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). Salts. When Im polishing on barrels, I polish lengthwise. Add in the 250F+ temperatures of the salts when they hit your skin, and youre both burned thermally and chemically in seconds. 3. Now you can start.Apply heat to your object and heat up gently and equally. As I'm bluing round pieces I slowly and evenly rotate the piece over The "turning blue" process has nothing to do with hardening of the steel, or its compression. 1. You will need:-2x containers (one of them preferably being metal for the oil)-oil -unleaded petrol/Acetone/Terpentine/Rubbing alcohol or any goo This method must not be used on critically heat-treated parts such as receivers, slides or springs. Central Texas. Oil binds with the metal and prevent it from getting air/chemicals to corrode. Thermometers and stirring tools are also needed, as well as something to heat up the tanks. The ideal setup is a pair of long sleeve gloves along with splash goggles and a face mask. Approved. } By using our site, you agree to our. For more information on using a blowtorch and protecting the steel, scroll down! Im not responsible for marital discord as a result of gun projects attempted on the kitchen stove. Then you have to heat the metal. steel Thanks for always being so willing to share, Sir. 3.3k. Why do you bother with all this crap?. Can a softly tempered piece be re-tempered harder without going through the hardening procedure again? We have all kinds of rifles and shotguns with recievers made from non-Fe alloys again we do not give it a second though or break out the hardness tester. When the first patch gets really funky, then drop that in your plastic garbage container (remember, these patches have been soaked in acid solutions! 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.

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