ChromMolybdän

ChromMolybdän is a colloquial term in German referring to alloys primarily composed of chromium and molybdenum. These elements are often combined with iron to form various types of steel, known for their enhanced properties compared to plain carbon steels. Chromium imparts corrosion resistance and hardness, while molybdenum improves strength, hardness, and toughness, especially at elevated temperatures. It also increases hardenability and resistance to tempering.

The specific properties and applications of ChromMolybdän alloys depend on the precise percentages of chromium, molybdenum, and other alloying elements like carbon, nickel, and vanadium. These steels are widely used in demanding environments. For instance, they find application in the aerospace industry for structural components, in the automotive sector for engine parts and exhaust systems, and in the oil and gas industry for pipelines and refinery equipment due to their high-temperature strength and resistance to creep. They are also utilized in power generation for boiler tubes and turbines. The heat treatment of ChromMolybdän alloys is crucial to achieving their desired mechanical characteristics, involving processes like quenching and tempering. Their weldability is generally good, but specific procedures may be required depending on the alloy composition.