The 30CRMOV9 Round Bars are made from chromium-molybdenum alloy steel, which offers superior strength, hardness, and wear resistance. These bars are ideal for applications requiring precision and durability. Applications of 30CRMOV9 Round Bars: • Used in the automotive and aerospace industries. • Perfect for manufacturing components like gears, shafts, and fasteners. • Suitable fo... https://nileshsteelco.com/blog/2022/10/19/which-industries-require-30crmov9-round-bars-and-21crmov5-7-round-bars/