6181 Aluminum Sheet

6181 aluminum sheet is a high strength heat treatable alloy that Kloeckner Metals routinely stocks nationwide across our network of 40+ branches.

Download Spec Sheet
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Typical Standards

GradeSizes Routinely Stocked
TemperThickness (Metric/Imperial)WidthLength
6181-OInquire for sizes
6181-T4Inquire for sizes
6181-T6Inquire for sizes
6181 Pre-Aged T4Inquire for sizes

General Info About 6181 Aluminum

6181 aluminum sheet is a high strength heat treatable alloy with good corrosion resistance, weldability, surface finish, and machinability. Its primary alloying elements are silicon and magnesium.

More Details About 6181 Aluminum

  • Advantages/Disadvantages

    6181 aluminum sheet has a high strength-to-weight ratio, making it a durable and lightweight material. Additional advantages include excellent surface finishing characteristics, and good weldability.

  • Industries

    It is common in the automotive industry.

  • Applications

    This grade is commonly used for vehicle bodies.

  • Machining

    It has good machinability.

  • Welding

    It has good weldability.

  • Heat Treatment

    It is heat treatable.

Chemical Properties

SiMgFeMnCrCu
0.80-1.20%0.60 - 1%0.45%0.15% max0.10% max0.10% max

Mechanical Properties

GradeStrength (Metric/Imperial)Elongation
TemperTensile Strength MPaYield Strength MPa% at 50mm
6181-T423012024

Frequently Asked Questions

  • What makes 6181 suitable for automotive applications?

    ANSWER:

    6181 is typically used for autobody work. Because it is high strength, lightweight, tough, has excellent surface finishing characteristics, and is easily formable and weldable, this alloy is suitable for auto paneling and outer plate work. Reducing the overall weight of a vehicle makes the vehicle more fuel efficient.

  • What is the strength of 6181-T4 aluminum sheet?

    ANSWER:

    The ultimate strength of this grade is 230 MPa or approximately 33,000 psi.

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