1.7711 / 40CrMoV4-6+QT (SA193-B16)

40CrMoV4-6+QT / 1.7711 (SA193-B16) – High-Strength Alloy Steel for High-Stress Fastening Applications

40CrMoV4-6+QT, also known as 1.7711 or SA193-B16, is a chromium-molybdenum-vanadium alloy steel treated for high tensile strength and durability. With its quenched and tempered (QT) heat treatment, this alloy is engineered for high-stress applications where both strength and stability are critical, making it a top choice for industries such as power generation, petrochemicals, and construction.

Properties of 40CrMoV4-6+QT (SA193-B16)

40CrMoV4-6+QT offers exceptional:

• High Tensile and Yield Strength – With its QT treatment, this alloy delivers superior strength and reliability for fastening applications under high stress.
• Excellent Creep and Fatigue Resistance – Ideal for long-term stability under prolonged stress and high temperatures, essential for heavy-duty applications.
• Good Machinability and Toughness – This alloy is easy to machine and offers high toughness, allowing it to maintain integrity in demanding environments.

Applications of 40CrMoV4-6+QT (SA193-B16)

Thanks to its advanced properties, 40CrMoV4-6+QT (SA193-B16) is widely used in:

• High-Strength Fasteners – Ideal for bolts and fasteners in power plants, petrochemical equipment, and pressure vessels that experience high stress and temperature.
• Turbine and Generator Components – Suitable for parts that require stable fastening and durability in extreme environments.
• Industrial Machinery and Construction – Used in machinery and structural applications where both tensile strength and toughness are essential.

WTE PowerSteel is a global stockist and distributor of 40CrMoV4-6+QT (SA193-B16), providing this high-performance alloy steel for critical applications worldwide. With a focus on quality and technical support, WTE PowerSteel offers expert guidance in selecting and processing 40CrMoV4-6+QT to meet the rigorous demands of high-stress, high-temperature environments. Contact us for more information on our worldwide distribution and how 40CrMoV4-6+QT can enhance the reliability of your projects.