Description
EN21 is a low-alloy steel that is also known as 42CrMo4 or 1.7225 steel. It contains chromium, molybdenum, and nickel as primary alloying elements, which provide high strength, toughness, and wear resistance.
Alloy steel EN21 can be heat-treated to achieve a wide range of mechanical properties, making it suitable for a variety of applications such as gears, crankshafts, and aircraft landing gear. It is also commonly used in the manufacturing of heavy-duty machinery, hydraulic cylinders, and structural components.
Alloy steel EN21 is known for its excellent hardenability, which allows it to be easily machined and forged into complex shapes. It also has good weldability, making it suitable for a range of fabrication processes. Additionally, EN21 offers good resistance to corrosion, fatigue, and impact, making it a reliable material for demanding applications.
Overall, alloy steel EN21 is a highly versatile material that offers a combination of toughness, strength, and wear resistance. It is a widely used steel alloy that is suitable for various applications in different industries, including aerospace, automotive, and heavy machinery.
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