China X120Mn12 – High Manganese Wear-Resistant Steel
Overview
The steel X120Mn12 is a high-manganese austenitic steel. Its German standard material number is 1.3401. It is a work-hardening steel, widely used in high-impact and high-wear industries. This steel is also known by the brand Creusabro M, produced by Industeel.
Chemical Composition and Mechanical Properties
| Property | Details |
|---|---|
| Standard Number (Germany) | 1.3401 |
| Steel Grade (China) | Z120Mn12 / Mn13 |
| Manganese Content | 11% – 14% |
| Work Hardening Range | 200 BHN to 600 BHN |
Note: A full table of chemical composition and mechanical properties can be provided upon request.
Key Features
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Work-Hardening Ability: Hardness increases with use, improving wear resistance.
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High Impact Resistance: Ideal for strong vibrations and repeated impact.
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Non-Magnetic: Suitable for applications where magnetism must be avoided.
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Easy to Process: Can be welded, cut, and bent with standard tools.
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Plasma and Laser Cutting: Can be used without damaging the plate.
Applications
X120Mn12 steel is used in:
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Mining and metallurgy
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Railways and power plants
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Cement and coal industries
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Construction machinery
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Wear-resistant components like liners, crusher jaws, and hoppers
Chinese Equivalent: Z120Mn12 / Mn13
China also produces high manganese steel under grades Z120Mn12 and Mn13. These are similar to X120Mn12 in composition and performance. However, slight differences may occur due to varying production methods and quality control. Therefore:
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Specifications should always be checked.
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Material certificates are recommended.
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Substitutes should match the required performance.
Why Use High Manganese Steel?
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Strong wear and impact resistance
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Longer service life of equipment
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Reduced maintenance costs
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Suitable for harsh, abrasive working conditions
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Maintains strength even after surface wear
Conclusion
X120Mn12 (1.3401) and its Chinese equivalents are ideal for demanding wear environments. Their ability to harden under stress makes them a reliable choice for industries where durability matters.
