bluing steel with a torch

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\n<\/p><\/div>"}. That said, heres the truth: The best blueing you can have on a gun is simple, safe to do, but takes a long time. The usual mistake on buffing wheels is using too coarse a compound, and then the wheel becomes quite aggressive in removing material. Remove the bolt & trigger group this might require a pin punch on some guns to pull the trigger group.From what little I can see in the picture here . Not blessed with a climate controlled safe. This process leaves a deep blue-black finish. 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. Ill detail why. I now want to reverse the process so I can drill and tap the metal tip. Next you hold it in front of your heat source until a blue oxide layer covers the whole blade edge. There are 10 references cited in this article, which can be found at the bottom of the page. I really appreciate you taking the time to share it DG. Note: I know a plastic container is pictured but always use a metal one! This is not advisable. Repeat 3 times. Most cold blueing agents contain some selenium dioxide in them to enable to them to react at room temps. The cabinet is then sealed. Bluing (steel) - Wikipedia Once you strip the blue & rust, then you can see what youre dealing with. 3.3k. Bluing is most commonly used by gun manufacturers, gunsmiths, and gun owners to improve the cosmetic appearance of and provide a measure of corrosion resistance to their firearms. I pulled the temp off the top of my head. Quenched steel is harder, but it becomes more brittle. That seems wasteful. I am using bronze, is it for a polish? Hot blueing salts attack soft solders on guns, so it isnt to be done on old shotguns and some older rifles. Use your torch to bring up I ended up with some spots where the browning did not take, and a few dull spots, most of which I was able to buff out with steel wool soaked with gun oil. Next, suspend the components in a cleaning solution tank to get rid of dirt, oil, grease, and crud. 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. gas coverage is another big one. Are you sure you want to heat the steel to 700F in that early step? Degrease a pad of 0000 steel wool with acetone. This is how Colt made their rifles and pistols prior to Civil War you can read all about the process. You wouldnt need salts. "@type": "ImageObject", Interesting and informative as always. Seriously, this is interesting and thank you for posting it, but I hope to never be in a position where I need to use either of these techniques! to blue / heat anodize stainless steel If you cant, just get them out of the case and allow air to circulate around them. Heat the gun parts. Oh mas oui.Express blueing, slow rust blueing, hot salt blueing, nitre blueing, carbona blueing all are better than cold blueing. Thank you so much for sharing such a great article. Commercial products are widely sold in small bottles for cold bluing firearms, and these products are primarily used by individual gun owners for implementing small touch-ups to a gun's finish, to prevent a small scratch from becoming a major source of rust on a gun over time. Blue The rod was heated and the plate 2" square was inserted and the rod shrunk onto it. Thats how vigorously we de-grease guns before starting blueing. How to Blue (Bluing) Steel Using Oven Or Torch and Oil You will get it. This answer was tested with a utility knife blade and it drilled through with ease. When putting water in your boil-out tank, use distilled water if you have water with high mineral content. Wear thick gloves and a face mask before you quench your steel so the water or oil doesnt splash onto your hands. Before operating your torch, read all instructions so you know how to handle it safely. Bluing Ill go into parkerization later this week. An ideal temperature is 180 degrees Fahrenheit but it also depends on the manual. SO, DG; unless I missed it, I am assuming the torch is used separate from heating the tank/ container with the boiling solution. http://www.lowes.com/pd_188198-316-HG-66420_0__?productId=4764059 The mixed fumes of the acids produce a uniform rust on the surface of the parts (inside and out) in about 12 hours. To shrink, I assumed you heated the steel plate only, to expand the hole in it. Notify me of follow-up comments by email. 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. Heating will make the metal better in absorbing the bluing liquid. This finish allows them to be stored in high-moisture conditions, like sports bags, without rusting. Gun companies dont/wont do it because they want to make quick money, and today its all phosphates and bake-on appliance paint (you didnt think a guy who calls Glocks cheez-whiz was going to sing the praises of Duracote or Cerakote, did you?). As a small thank you, wed like to offer you a $30 gift card (valid at GoNift.com). Last Updated: May 13, 2022 For larger pieces of steel, you need to use a. 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. 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 [ Its a pretty straightforward process. 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! on Introduction. Hopefully these concepts suggest caution and diligence for what you are doing. If you look at the temps that Tenifur(SP) and Melonite(sp) and early Pakerizing processes used this is nothing. Make sure to check every nook and cranny of the components so that you can find any discoloration or blemishes. Haha. I plan on doing this on a couple of older beaters first. I think DGs method is a lot safer than mine. Referring to the post that started all of this; Dyspeptic Gunsmith says: The List Price is the suggested retail price of a new product as provided by a manufacturer, supplier, or seller. you may benefit from the use of a gas lense as well. I can keep a Krylon can always handy for touch-ups. Rinse them in a cold water tank after. When everything is set up, put on your protective gear and then get down to business. 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. Gee, Im thinkin Duro or cero coat maybe even Krylon might be a good enough.. With HSS you're looking for 2500-3000rpm, M35 or M42 cobalt bits 3000-3600rpm, and carbide 10k-12krpm. journeyman. 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. WD-40, as mentioned earlier, is a water-displacing oil compound not a penetrating lube, and for preventing rust, WD-40 actually works pretty well, but it doesnt last like cosmoline or waxy oils used for long-term rust prevention. Just remove the blue/rust, degrease, dry, then blue/card/boil-out/oil/drain. Copyright 2023 Flixsterz. Do NOT wipe/touch your metal with anything after degreasing as the whole purpose of cleaning was then for nothing. Then you pull it out and scrape off the oil along the blade edge. The ideal setup is a pair of long sleeve gloves along with splash goggles and a face mask. Keep heating the steel until you notice a blue color form on the metal. "author": "Christopher Graham", on Introduction. Use ice cubes. Itll take perhaps 20 minutes to really dry down. Great column, and thanks for all the responses to various questions and comments. You can experiment ultimately what oils to use. You MUST plug your barrels, gas cylinders, remove your pistons, etc. 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). 5 years ago, I found that heating will turn steel silver ~> gold ~> violet ~> blue. DG should receive a stipend for his valuable contributions to TTAG. There can be different layers you have to apply. The bottom of the crucible is opened allowing the contents to drop into the rapidly bubbling water. If the sights need to be stripped & blued, follow the same procedure, but dont polish on them. Just let any residual matter evaporate/dry. Im not responsible for marital discord as a result of gun projects attempted on the kitchen stove. High temperatures and dangerous chemicals mean that a moment of carelessness can make you pay a heavy price. Also remember, by adjusting the heat you can get whatever color you want. "keywords": ["how to blue stainless steel"], Wear safety glasses and gloves while working with hot metal. In this case cooking oil, rather than gun oil, acts to displace water and prevent rust. Now, using the information above, you should have little problem bluing your firearms on your own. "url": "https://shootingmystery.com/wp-content/uploads/2017/01/Shootinglogo.png" Think big scars. No. This process is also the only process safely used to re-blue vintage shotguns. Also, the results you indicate are typical of still having some oil on the gun. I handed a buddy my wallet and cell phone, and stepped under the safety shower and got wet. The loose oxide was then carded (scrubbed) off, using a carding brush - a wire brush with soft, thin (usually about 0.002in (0.051mm) thick) wires - or wheel. You can not do this method with Aluminium because it won't reach the temperatures required for bluing, it will just melt. ")You're ABSOLUTELY right. You risk a big fire that is self sustaining by the reaction itself. Ferrari installs valve seats in their aluminum cylinder heads via robot. Heating up a tank on the kitchen stove. very easy way to get a blue finish on steel - Fit and Finish Mark the sharpened edge with a crayon. Free shipping for many products! Hopefully these concepts suggest caution and diligence for what you are doing. If there is any finish left on the metal, it will interfere with the bluing pr fascinated with blacksmithing, but have not had an income to even get it started. 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. We use cookies to make wikiHow great. Follow the instructions. Were committed to providing the world with free how-to resources, and even $1 helps us in our mission. 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. There is something really rewarding about this technique. Ill be buying the stainless tubs and chemicals to do it and go for as close to black as I can get. Different colors can be achieved through variations of this method including quenching in oil instead of water. The potassium nitrate will liquefy at around this temperature and blue your items at a relatively quick speed. Thanks a lot for sharing. A few safety items: So unless you have sufficient equipment and skill, its advised to let a professional perform the bluing for you. Share it with us! Once you get the colour you want, go outside to your oil container and fully quench your object into the oil! I use kerosene to wet my paper from 500 on up. It is slightly caustic, so be careful you dont leave it on the gun for long. It takes practice. wikiHow is where trusted research and expert knowledge come together. 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. 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. How to Harden Steel: 10 Steps (with Pictures) - wikiHow Alternatively. -A heat source. Once it's cooled down, take the object out of the oil and place it on a piece of paper/cloth and let it set for about 20 minutes.

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