Participated in the Explore Science Contest. Thanks for always being so willing to share, Sir. it washes off with water. It had been thoroughly degreased before my first attempt, but in trying to repair a poor result, I apparently contaminated it a bit. If you tempered the steel with a blow torch, set the metal on an anvil or another large steel surface to conduct the heat. Im talking like 90+ minutes to heat the salt bath to 285F. All tip submissions are carefully reviewed before being published. Copyright 2023 Flixsterz. How to remove discoloration from heat? - Forums - Miller Welding It is slightly caustic, so be careful you dont leave it on the gun for long. 'Browning' is controlled red rust Fe2O3, and is also known as 'pluming' or 'plum brown'. I think DGs method is a lot safer than mine. "mainEntityOfPage": "https://shootingmystery.com/blue-stainless-steel-beginners/", Thanks to all authors for creating a page that has been read 914,567 times. Next, suspend the components in a cleaning solution tank to get rid of dirt, oil, grease, and crud. 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. Then, use a pair of tongs to carry the steel to a container filled with water or vegetable, and submerge the hot metal in the liquid. Knowledge is the power and fear is the opposite of power it cripples the mind and the body and almost always guarantee's a poor decision will be made. Once the steel is clean, you can begin heating it up. 4 years ago I guess Ill have to just be happy drying toilet paper. And thats about everything you need to know about stainless steel bluing. Take them out after a couple of minutes and then wipe them clean to remove excess oil. One of the reasons I hand-polish up to 600 and buff only above that is that when you see one of my barrels (by holding it up to a light source, and sighting down the barrel from the muzzle at your eye to the breech out at arms length), you see no dips, waves, ripples, etc. In literally 10 seconds on a buffing wheel incorrectly applied, I could screw that up to a point where it might take be eight+ hours of hand polishing to recover my prior results. This is all from memory so I might have left some stuff out. If your barrel has heavier pitting, now were into filing to remove pitting, and thats something I cant teach people in mere text. Bluing also helps to maintain the metal finish by resisting superficial scratching, and also helps to reduce glare to the eyes of the shooter when looking down the barrel of the gun. Contemporary heat-treatable steels did not exist or were in their infancy. Mark the sharpened edge with a crayon. (You say the rod was heated, but it couldn't have been, as it was on the inside. Color case hardening is the predecessor of all metal coloring typically employed in the firearms industry.

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