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 fascinated with blacksmithing, but have not had an income to even get it started. The actual temperature of the steel depends on the carbon content inside. Excessive buffing on stainless steel could result in a grainy appearance so do it with care. How to Blue Bluing Steel Using Oven Or Torch and Oil Method. Keep posting like this. Bluing may be applied by immersing steel parts in a solution of potassium nitrate, sodium hydroxide, and water heated to the boiling point, 275310F (135154C) depending on the recipe. 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. That seems wasteful. You can make a Caustic Soda KNO3 water bath: 65% Lye (aka sodium hydroxide) Cold blueing is OK for touchups, at best. You can also heat the oil to create different effects. I have always wondered about storage in gun soft cases or the foamed Hard cases, and humid or dry, heat and cold. Brilliant blues. 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. % of people told us that this article helped them. Dont drop or try to bend the steel once its removed. I handed a buddy my wallet and cell phone, and stepped under the safety shower and got wet. Use a backing block of wood or even a Pink Pearl rubber eraser. I wouldnt use this bluing method for these items. The color is oxide, but I believe you can scrape it off. I now want to reverse the process so I can drill and tap the metal tip. Shooting Mystery is reader-supported. journeyman. If you have a wood or phenolic handle, use a propane torch to heat the blade only for about two minutes. If you are new to the subject and are in need of detailed instructions, then youve come to the right place. "image": { Drop a piece of hot charcoal in it and it will burn in the absence of any atmosphere as the nitrate provides the oxygen for the reaction. Youll want to clamp on the barrel directly under the sight youre about to drift out. An iron wire, stainless dipper, and part basket are required to handle the guns components and adjust the bluing solution as well. -Something to hold your piece with, make sure it's appropriate to hold it with so it doesn't get too hot in your hands. His enthusiasm for handling firearms and hunting gear inspired him to create the Shooting Mystery blog. You MUST plug your barrels, gas cylinders, remove your pistons, etc. Either that or the steel wool. Just take them from the comments he posts. You have a degreased gun, and now you need to get the metal hot enough that the reaction will oxidize the steel as much as possible. You can blue heat-treated parts with no ill effects. It's easy to get it too hot, too quickly - especially with an O/A or oxy-propane torch. Often it does provide an adequate cosmetic touch-up of a gun's finish when applied and additionally oiled on a regular basis. Drift the sights back in from the right side of the barrel. of the steel than do not even try this on something that is anything other than artistic in nature! As I'm bluing round pieces I slowly and evenly rotate the piece over the flame to equally disburse the heat. Bluing involves an electrochemical conversion coating resulting from an oxidizing chemical reaction with iron on the surface selectively forming magnetite (Fe3O4), the black oxide of iron. How do I harden a steel hammer so that is lasts longer and is more durable? 4 years ago This answer was tested with a utility knife blade and it drilled through with ease. WebThe gun bluing process Start with 1 gallon of water and add it to a deep fryer that has been thoroughly cleaned. While still hot and while wearing rubber gloves rub the bluing compound Into the steel with the steel wool. If the sights need to be stripped & blued, follow the same procedure, but dont polish on them. Follow the instructions. Hang the trigger group again, re-stock and you should be done. Did you ever find out what oil they were using? Hot bluing should never be attempted on aluminium, as it reacts it usually dissolves in the caustic salt bath. 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 parts are then boiled in distilled water, blown dry, then carded, as with rust bluing. This is all from memory so I might have left some stuff out. Various processes are used for the oxidizing process. By using this service, some information may be shared with YouTube. Larger flames produce less heat while smaller flames produce a higher heat. occasionally I'll buff it afterwards. 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. Battery acid is childs play compared to blueing salts. This is a great source that you can learn lots of information from and I'll advise it to to a handfuls of others. ", the wrong quality steel. 35% Potassium nitrate (aka saltpeter), http://castboolits.gunloads.com/archive/index.php/t-36054.html. I like parkerization on some of my milsurps. This is how Colt made their rifles and pistols prior to Civil War you can read all about the process. This article was co-authored by wikiHow staff writer. Just let any residual matter evaporate/dry. 1. Shooting Mystery is an independent website that provides content for informational purposes only. 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. Hopefully these concepts suggest caution and diligence for what you are doing. It repeats the process adn by the time the head moves on to the next station all the parts are seated presumably for the life of the head. Theres a reason why I buy up clapped-out guns and stuff where people look at me with a WTF?! -An old container filled with your chosen degreaser (unleaded petrol), -Your desired polished metal object/s (very important! Very true. 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. Save my name, email, and website in this browser for the next time I comment. "mainEntityOfPage": "https://shootingmystery.com/blue-stainless-steel-beginners/", 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 wash your piece in your chosen degreaser for a minute or so to get rid of all grease/fingerprints that was on the metal. On another thread, we can go into nitre blueing, which is basically heating pins/screws/bits/bobs to 600F in a molten salt bath. 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. It will instantly vaporize into steam and splash all over you. These minerals (often calcium and magnesium compounds) tend to result in blotchy and uneven results. 2. on Introduction. Submerge in water and scrape edge. I use it, oh so cautiously in making my biodiesel. It is slightly caustic, so be careful you dont leave it on the gun for long. Approved. 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. The part you want to place in the receiving part is cold often just placed in a freezer for a few hours. ], [4], Bluing can also be done in a furnace, for example for a sword or other item traditionally made by a blacksmith or specialist such as a weapon-smith. If your barrel has heavier pitting, now were into filing to remove pitting, and thats something I cant teach people in mere text. ", https://mgs.edu/making-chisels-skips-newsletter/, http://www.technologystudent.com/equip1/heat1.htm. Just use distilled water. Mess. Then you can express blue it with a propane torch and a tank of boiling water. What is your opinion of the 2 to 1 lye and potassium nitrate bluing solution? It was left in a flannel gun case in the back of a moist closet for 25+ years. So unless you have sufficient equipment and skill, its advised to let a professional perform the bluing for you. Heres instructions from Mark Lee Supplies on using their Express Blue #1. Please be careful with the cold bluing solutions. $3.59. Here is a simple way to get a blued finish on steel. Im talking like 90+ minutes to heat the salt bath to 285F. Referring to the post that started all of this; Dyspeptic Gunsmith says: kitty litter (I would recommend the unused variety). The practice of bluing steel takes time and an exquisite eye for detail. Keep heating the steel until you notice a blue color form on the metal. There are 10 references cited in this article, which can be found at the bottom of the page. The steel was mild steel and had very little carbon content. Oil-free steel wool is also sold by woodworking shops. So, you start with a clean gun, in the white, you play a propane torch over the gun to get it to the point where the blueing solution just will readily steam, but barely sizzle, and then you brush on the blueing compound. I am simply trying to learn anything and everything that there is to know about it. The reason I ask is that when you heat steel that is in the white to 600F, you get a brilliant blue all on its own. You can then u. se a soft brush to gently remove all the residue of the cleaning solution on the components. Do this outside, so you can do this next part: Just whip the steel wool at arms length to extract the excess acetone. JUST DONT. 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. 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 ? It is a difficult product to apply evenly, offers minimal protection and is generally best used for small fast repair jobs and touch-ups.[2][3]. Last Updated: May 13, 2022 Try it on some unimportant pieces first. The inside barrel was saved by the fact it was so full of lead fouling. And I work alone in my shop, and lack the required (IMO) safety facilities that are needed. 1. polish it very well 2. clean very well 3. quick dip in dilute FeCl (4:1) is what I use 4. rinse in cold running water and pat Go on and start bluing! (Its Crystalline Potassium Nitrate 100%) $6.18 Use your torch to bring up Higher carbon contents will take longer to heat. Thanks, 8 years ago Friction, as from holster wear, quickly removes cold bluing, and also removes hot bluing, rust, or fume bluing over long periods of use.

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