Standard Test Method for AISI 4140 Steel

Metal Test Laboratory

Standard Test Method for AISI 4140 Steel

EUROLAB, with its state-of-the-art accredited laboratories and expert team, provides precise and fast testing services within the scope of AISI 4140 testing. AISI SAE 4140 alloy steel is a chromium molybdenum alloy steel specification commonly used in general purpose high tensile steel for components such as axles, shafts, bolts, gears and other applications.

Standard Test Method for AISI 4140 Steel

AISI 4130 alloy is similar to chrome moly alloy steel but has a slightly higher carbon content. The higher carbon content of AISI 4140 steel provides higher strength and heat treatment capabilities compared to AISI/ASTM 4130 alloy steels, but lower weldability properties.

AISI 4140 steel is a low alloy steel containing chromium, molybdenum and manganese. It is widely used in numerous industries and is an excellent material choice due to its toughness, high fatigue strength, wear and impact resistance. Not many notes can match the versatility and usefulness of the 4140.

AISI 4140 is a low alloy steel. Low alloy steels rely solely on elements other than iron and carbon to enhance their mechanical properties. Additions of chromium, molybdenum and manganese are used in AISI 4140 to increase the strength and hardening of the steel. Additions of chromium and molybdenum are why AISI 4140 is considered a "chromoly" steel.

The addition of chromium and molybdenum increases corrosion resistance. Molybdenum can be particularly useful when trying to resist corrosion due to chlorides. Manganese in AISI 4140 is used to increase hardenability and as a deoxidizer. In alloy steels, manganese can also combine with sulfur to increase machinability and make carburizing more effective.

EUROLAB assists manufacturers with AISI 4140 test compliance. Our test experts, with their professional working mission and principles, provide you, our manufacturers and suppliers, the best service and controlled testing process in our laboratories. Thanks to these services, businesses receive more effective, high-performance and quality testing services and provide safe, fast and uninterrupted service to their customers.

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