AZ31B (Hot Stamping)

AZ31B (Hot Stamping)

AZ31B alloy strip combines high strength, warm workability, and a proven track record

AZ31B alloy strip is a high-strength material with excellent warm formability, and in 2002 NIPPON KINZOKU was the first company in the world to successfully mass produce coil materials. This material has a proven track record in a wide range of fields and achieving lightweight and high-strength end products.

Application examples

  • PC exterior housing

  • Smartphone parts

  • Diaphragms of loudspeaker

  • Magnesium battery electrode

  • Nursing-care products


It is the lightest of all practical metals, with a specific gravity of 1/4.5 that of iron and 2/3 that of aluminum.
High strength and workability
Our magnesium alloy strips are provided with excellent mechanical properties and workability by controlling the metallurgical structure and grain size through our unique rolling control.
Beautiful surface
We provide magnesium alloy strips with high quality surface appearance with advanced rolling technology.


AZ31B alloy mechanical properties

  • Warm workability of NIPPON KINZOKU AZ31B alloy

  • Comparison of warm elongation of AZ31B magnesium alloy

  • Example of deep warm drawn under optimized conditions
    Number of types: 1 Number of projects: 1

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