708M40 Alloy Steel | EN19 | 42CrMo4 | 4140 Supplier – Nifty Alloys

When you need strength, toughness, and reliability in engineering steel, 708M40 Alloy Steel delivers. Known internationally as EN19, 42CrMo4, and AISI 4140, this grade combines high tensile strength with excellent toughness and wear resistance.

At Nifty Alloys, we supply 708M40 Alloy Steel in round bars, plates, and forgings that meet strict international standards. Whether you work in automotive, oil & gas, aerospace, or heavy engineering, you can count on us for material that is tested, traceable, and delivered on time.

708M40 is the preferred choice when you need a balance of strength, ductility, and machinability. With heat treatment, you can achieve even higher levels of performance, making it a versatile solution for critical applications.

Key Features and Benefits of 708M40 Alloy Steel

You choose 708M40 because it solves demanding engineering challenges. Here’s why it stands out:

• High tensile strength – Handles heavy loads and stress without failure.
• Excellent toughness and shock resistance – Withstands impact in demanding environments.
• Good machinability – Easy to machine in both annealed and treated conditions.
• Heat treatable – Suitable for quenching and tempering for improved hardness.
• Wear resistance – Delivers long service life in high-stress applications.
• Wide availability – Supplied in round bars, plates, and custom-cut sizes.