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370 EZCast™ C60K T4

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Description

EZCast™ Alloys: Highly customizable in achieving a wide range of mechanical properties by optimizing chemistry and heat treatment practices for specific applications. C60K: Improvement on AA365 with lower Si, Fe and Mn levels adjusted to improve elongation, die life, and die sticking.

Properties

General

Density ρ

2.64 g/cm³ at 20 °C

Mechanical

Elastic modulus E

70 - 74 GPa at 20 °C

Elongation A

18 - 23 % at 20 °C

Tensile strength Rm

205 - 235 MPa at 20 °C

Yield strength YS

100 - 120 MPa at 20 °C

Thermal

Coefficient of thermal expansion α

2.1E-5 1/K at 20 °C

measured from 20-300°C

Melting point Tm

552 - 608 °C

Thermal conductivity λ

135 - 170 W/(m·K) at 20 °C

Chemical properties

Element

Weight %

Comment

Al

-

balance

Si

6 - 9 %

Mg

0.15 - 0.8 %

Mn

0.1 - 0.8 %

Fe

0 - 0.2 %

More

Technological properties

Application areas

Crash-resistant structural components for automotive applications, engine cradles, cross-members, side doors, radiator mounting, engine mounts, sub-frames, brackets, shock towers and tunnels

Corrosion properties

excellent corrosion resistance

Processing history

Temper: T4

Processing methods

Good castability, reduced die sticking, suitable for high pressure die cast (HPDC) and vacuum die casting (VDC)

Welding

Excellent weldability

This material data has been provided by Alcoa.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.