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CNC Machining Design Guide

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ASTM ZK40A-T5
Category Magnesium Alloy

Composition
ElementWeight %
Zn  4.00 
Zr  0.45 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 1.77-1.83 25  
Poisson's Ratio 0.35 25  
Elastic Modulus (GPa) 44.8 25  
Tensile Strength (Mpa) 276.0  25  T5 (extruded bars and shapes) 
Yield Strength (Mpa) 255.0 (140.0) 
Elongation (%) 4.0 
Reduction in Area (%)  
Note: Value in parentheses indicates yield strength for compression.
Glossary
Essentials of Manufacturing

Information, coverage of important developments and expert commentary in manufacturing.

Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

CNC Machining Design Guide

Optimize your designs, reduce machining time, and lower your costs.