Alloy steel circles are circular, flat products made from steel alloys containing additional elements like chromium, nickel, and molybdenum to enhance strength, hardness, corrosion resistance, and durability. These specialized steel circles find applications across industries like automotive, aerospace, and machinery manufacturing, where their tailored mechanical properties, formability, and resistance to wear and extreme temperatures cater to specific engineering requirements for components such as bearings, gears, and precision tooling.