Flame and induction hardening may be carried out by heating quickly to the desired case depth and quenching in water or oil. We classify as “High Carbon steel” with no chromium content such as SK-3, SK-4, SK-5 etc. I find that these are the most consistent in delivering the results I expect. Make It From Metal is compensated for referring traffic and business to these companies. Out of all the options listed above, my favorites are leaf springs, hammers, and large bearings. I've been working in manufacturing and repair for the past 14 years. Click one of our member below to chat on. Uncoiling the springs isn’t for the faint of heart, either. Old files are often made from high carbon steel like 1095. Axles are generally made from medium carbon steel, not high carbon steel. Again, I wrote another article about working with these in particular. At first, Pre-Heating to 552℃，Then heat to forged temperature. If I missed the mark with heat treating, I can find out if I just missed it by a bit or if I’m nowhere close. After tempering hardness HRC or higher: 201-269HB . Hammers are great options, and it’s usually easy to find a stack of old hammers with broken handles. 1F, Building B, Sanfang Industrial Area, Xiansha, Gaobu Town, There are a few items that are almost guaranteed to be high carbon steel that are very useful. High carbon stainless steel knives are resistant to … The definition of carbon steel from the American Iron and Steel Institute (AISI) states: . If your local junkyard will let you in, then this is an absolute gold mine. When in doubt, use Google to search something like “what is _____ made of” and you can usually get a pretty decent idea of what you’re looking at. Different Kinds of Stainless (and how to tell what's what). Steel stock comes in a variety of sizes and high carbon types, including 52100, CPM REX M4. The industrial look of unpainted steel is becoming massively popular. Effects of Common Alloying Elements in Steel. They’re already in a great shape – slightly curved flat bar. Steering shafts, especially on older vehicles, are more likely to be high carbon, but you might get some medium carbon in the mix. Any steel with a carbon content of 0.55 percent or higher, or about one part in 180, is considered high-carbon steel. Right away I like to look out for old cars. If you want a really thorough guide to rail track steel, then read through this article I wrote entirely about that. My specialty is machining. A bearing? If you’re anywhere around lumber harvesting, there is a ton of good steel that they throw away daily from the intense wear and tear that they put on their tools. Fujiwara Kanefusa FKH Series Gyuto (180mm to 300mm, 5 sizes), Fujiwara Kanefusa FKH Series Petty (120mm and 150mm, 2 sizes), Kagayaki High Carbon Steel Chinese Cleaver 220mm (2 different blade thickness), Kagayaki High Carbon Steel KG-20 Chinese Cleaver 180mm (7 inch), Masamoto CT Series Gyuto (180mm to 330mm, 7 sizes), Fujiwara Kanefusa FKH Series Sujihiki (240mm and 270mm, 2 sizes), Fujiwara Kanefusa FKH Series FKH-3 Santoku 180mm (7inch), SHIKI Handmade Boning Knife (Walnut Wood Handle), Masamoto CT Series Sujihiki (240mm and 270mm, 2 sizes), Masamoto CT Series CT-6014 Hankotsu 145mm (5.7 inch), Masamoto CT Series CT-5614 Boning 145mm (5.7 inch), Masamoto CT Series Petty (120mm to 150mm, 3 sizes), SHIKI Handmade Skinning Knife (Japanese Zelkova Wood Handle), Masamoto CT Series CT-5218 Santoku 180mm (7 inch), Kagayaki High Carbon Steel KG-20THIN Chinese Cleaver 180mm (Thinner Blade Version, 7 inch), Masamoto CT Series CT-5517 Garasuki 175mm (6.8 inch), Damascus (Powdered High Speed Tool Steel). They’re made of a spring steel and they generally are in an easy shape to work with. Technically, a high-carbon steel mine, but you get the idea. There are a lot of different grades of stainless steel. Pushing this content past 2 percent makes the result extremely brittle and of limited use, although this is how cast-iron products (e.g., wood stoves, cookware) are made. AISI 420 High-Carbon steel Round Bar: diameter 10mm – 400mm, AISI 420 High-Carbon steel Plate: thickness 10 –500mm x width 200– 1400mm, AISI 420 High-Carbon steel Block: 210mm x 500-810mm. There are a few other gems that are totally worth taking, though. The high amount of carbon in the steel provides toughness, strength, edge-holding, and corrosion resistance. We classify as “High Carbon steel” with no chromium content such as SK-3, SK-4, SK-5 etc.