{"id":3265,"date":"2026-07-08T16:46:37","date_gmt":"2026-07-08T08:46:37","guid":{"rendered":"https:\/\/jblstainless.com\/?post_type=product&p=3265"},"modified":"2026-07-08T16:57:34","modified_gmt":"2026-07-08T08:57:34","slug":"wear-resistant-high-manganese-steel-plate-mn13","status":"publish","type":"product","link":"https:\/\/jblstainless.com\/th\/wear-resistant-high-manganese-steel-plate-mn13\/","title":{"rendered":"Wear Resistant High Manganese Steel Plate MN13"},"content":{"rendered":"
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Wear Resistant High Manganese Steel Plate MN13 is a typical wear-resistant alloy steel.<\/span> Its chemical composition is designed around the basic framework of “high manganese and medium carbon<\/span>“.<\/span> Mn13 is the representative of high-manganese wear-resistant steel, containing 11%-14% manganese<\/span>. It has unique work hardening properties.<\/span> Under impact conditions, it becomes harder and harder, making it an ideal choice for anti-impact and wear-resistant materials.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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MN13 High-Manganese Steel: “A Deep Dive into Chemical Composition”<\/span><\/h4>

Mn13 Wear Resistant Manganese Steel Plate is mainly composed of three major elements:<\/span><\/p>

(C)<\/span>: The content is approximately 1.0 – 1.4%. It enhances the hardness and wear resistance of the material, but excessive amounts will make the material brittle.<\/p>

(Mn)<\/span>: The content can reach as high as 11-14%, which can significantly enhance the toughness of the steel, making the material less prone to cracking when subjected to impact.<\/p>

Other trace elements: such as silicon (Si)<\/span>, sulfur (S)<\/span>, phosphorus (P)<\/span>, etc., affect the processing performance and surface quality of the materials.<\/p>

How do the Mn13 High Manganese Wear- Resistant Steel Plates various elements “team up to fight monsters”?<\/span><\/p>

Carbon Manganese CP<\/span>: The high manganese content significantly increases the solubility of carbon, resulting in a stable austenite structure that can absorb impact energy without cracking.<\/p>

Silicon assistance<\/span>: Appropriate amounts of silicon can enhance the yield strength of steel, while also improving the deoxidation effect and making the internal structure purer.<\/p>

Sulfur and phosphorus Control<\/span>: Strictly limit the sulfur and phosphorus content (typically < 0.05%), to prevent them from forming brittle inclusions and ensure the overall performance of the material.<\/p>

“golden rule” for the composition ratio of high manganese wear-resistant Mn13 steel plate:<\/span><\/p>

Manganese-carbon ratio is approximately \u2248<\/strong>10:1<\/span>:This ratio enables the material to rapidly form a hardened layer on its surface when subjected to impact, with the hardness increasing from 200HB to over 500HB.<\/p>

Low-carbon design<\/span>: Compared to ordinary high-manganese steel, High Manganese Wear Plate Hot Rolled ASTM A128 Mn13 has a lower carbon content, which not only ensures hardness but also avoids brittleness.<\/p>

Precise control of trace elements<\/span>: By precisely adding rare earth elements, the grain size can be further refined, thereby enhancing the overall performance of the material.<\/p>

\uff08C\uff09\uff1a0.90% – 1.50%<\/span><\/p>

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\uff08Mn\uff09\uff1a11.00% – 14.00%<\/span><\/p>

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\uff08Si\uff09\uff1a0.30% – 1.00%<\/span><\/p>

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\uff08P\uff09\uff1a\u2264 0.070% \uff08<\/span><\/p>

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HNJBL Company’s Cooperative Steel Plant<\/span><\/h4>

In the raw material procurement process of HNJBL Company, we strictly control the quality of each batch of MN13 steel. Our production process strictly follows the ISO9001 quality management system. From the entry of raw materials into the factory to the delivery of finished products, every step has set strict quality control points to ensure that we can provide customers with high-quality<\/span> China GB MN13. In addition, we offer a complete after-sales service system to customers, including technical consultation, quality traceability, and after-sales maintenance services, to ensure that customers can use with peace of mind.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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MN13 Grade Manganese Plates produced by different cooperative factories<\/span><\/h4>

The quality certification documents required for MN13 Wear Resistant Steel Plates produced by different steel mills are as follows: “Material Certificate (MTC), third-party inspection reports from SGS and BV, heat treatment records, packaging and labeling. \u201c<\/p>

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Mechanical Property Test:<\/span>
Tensile strength (Rm)<\/span><\/strong>: \u2265 700 MPa (for some standards, it is \u2265 900 MPa)
Elongation (A)<\/span>:<\/strong> \u2265 40%
Impact absorption energy (Akv)<\/span><\/strong>: \u2265 90 J at 20\u2103
Cold bending performance<\/span>:<\/strong> No cracks in 180\u00b0 bending (d = 2a)<\/p>

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Hardness Testing\uff1a<\/span>
Initial hardness (HB)<\/span><\/strong>: 190 – 230 HB
Hardness after Hardening<\/span><\/strong>: After impact, it can reach \u2265 500 HB, and the maximum can reach HB 90<\/p>

Metallographic inspection:<\/span>
Requirements for the structure<\/span><\/strong>: Austenite grain size should reach 5-8 grades.
Carbonization control<\/span><\/strong>: No reticular carbides should form to avoid the risk of brittle fracture.<\/p>

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Non-destructive testing (NDT):<\/span>
Ultrasonic testing (UT)<\/span><\/strong>: Detects internal cracks, inclusions, pores, etc.
Magnetic particle testing (MT)<\/span><\/strong>: Suitable for surface and near-surface defects.
Penetrant testing (PT)<\/span><\/strong>: Detects surface-opening defects.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t

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Analysis of Performance Comparison between Mn13 and Wear-resistant Steel Plate<\/span><\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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MN13<\/span><\/td>NM SERIES<\/span><\/td><\/tr>
Contains manganese at 11-14%<\/td>Low alloy containing chromium, molybdenum and boron<\/td><\/tr>
180-250HB<\/td>370-530HB<\/td><\/tr>
Impact hardening<\/td>Inherent high hardness<\/td><\/tr>
High impact environment<\/td>Low impact grinding<\/td><\/tr>
Higher cost<\/td>High cost performance<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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\u00a0<\/p>
Component and structure differences:<\/span>
Basic components:<\/strong> Mn13\u00a0 Manganese content 119-14%, carbon content approximately 1.0%, austenitic structure
Initial hardness:<\/strong> Mn13 Wear Resist Steel Plate Wear-resistant Steel Plate Brinell hardness ranging from 180 to 250 HB. The hardness is relatively low when the surface is not hardened.<\/td>		Component and structural differences:<\/span>
Basic component:<\/span><\/strong> Low-alloy structural steel, containing a small amount of alloys such as Cr, Mo, and B. Pure
Organizational structure: The matrix is martensite or bainite structure.
Initial hardness:<\/strong> NM400 hardness ranging from 370 to 430 HB, NM500 reaching 450 to 530 HB<\/td><\/tr>

Wear resistance mechanism comparison\uff1a<\/span><\/p>

work hardening:<\/span><\/strong><\/span> High Manganese Steel 2mm to 100mm Thick Wear Resistant Steel Plate China GB MN13 Under intense impact or compression, the surface layer undergoes rapid plastic deformation and hardens.<\/p>

Hardness increase:<\/strong> Wear Resistant Mn13 Hot Rolled Steel Plate hardness increases from 200HB to 500-600HB or even higher.<\/p>

Structural features:<\/strong> Forms an outer hard and inner ductile structure, with the interior maintaining austenitic toughness.<\/p>

Applicable environment:<\/strong> Suitable for high-impact and high-wear scenarios.<\/p><\/td>

Comparison of Wear Resistance Mechanisms:<\/span>
Inherent Hardness:<\/strong> Enhance the hardenability through alloying elements to directly form a high-hardness matrix
Hardening Method:<\/strong> Achieve hardening without relying on external impact
Applicable Environments:<\/strong> Suitable for static or low-impact wear environments, such as sliding friction, material friction<\/td><\/tr>

Application scenarios Wear resistance :<\/span><\/p>

High impact scenarios:<\/strong> Crusher liners, the surface under impact continuously hardens and becomes more wear-resistant, enhancing wear resistance with usage.
Medium-low impact:<\/strong> Hopper chutes, initially have low hardness and are easily continuously ground by materials.
Corrosive grinding:<\/strong> Acid and alkali pipelines, have general corrosion resistance, and high-chromium alloy plates are more suitable.<\/p><\/td>

Application scenarios Wear resistance :<\/span><\/p>

High impact scenarios:<\/strong> Crusher liners, prone to cracking under strong impact and lacking toughness
Medium-low impact:<\/strong> Hopper chutes, inherently high hardness directly resisting wear, suitable for continuous grinding.
Corrosive grinding:<\/span> Acid and alkali pipelines, some models contain Cr elements, corrosion resistance is superior to that of ordinary steel.<\/p><\/td><\/tr>

Selection criteria basis:<\/span>
Impact strength:<\/strong> In high-impact scenarios such as crusher hammers, the wear resistance significantly improves after hardening
Wear type:<\/strong> Impact-dominated wear such as ore falling, which is more resistant through dynamic hardening
Cost processing:<\/strong> High Manganese MN13 Resistant to Wear Hot Rolled Steel High cost. Welding requires preheating and the processing is difficult<\/td>		Selection criteria basis:<\/span>
Impact strength:<\/strong> For medium-low impact scenarios such as silo liners, the initial high hardness directly meets the requirements
Wear type:<\/strong> Sliding grinding is the dominant factor, such as in sand and gravel transportation, the inherent high hardness is better
Cost and processing:<\/strong>\u00a0 Relatively low cost, good weldability, suitable for on-site assembly and installation<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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High manganese wear-resistant Mn13 steel plate – Corresponding materials and applications in China:<\/span><\/p>

1. It is a series of high manganese steel with similar components, commonly used for manufacturing excavator bucket teeth, railway turnouts, etc.;<\/p>

2. It is an improved type of wear-resistant material, suitable for components such as crusher liners and ball mill liners.<\/p>

China GB MN13 Selection Suggestions and Precautions:<\/span><\/p>

For environments with strong impacts, it is recommended to choose the high manganese steel series; for pure wear conditions, other wear-resistant materials can be considered.<\/strong><\/p>

Notes on using the mn13 material:<\/span><\/p>

  • MN13 Grade Manganese Plates have relatively high welding requirements and require the use of special welding rods and preheating measures.<\/li>
  • Mn13 Manganese Steel Plate: When exposed to corrosive environments for a long time, anti-corrosion measures should be considered.<\/li>
  • When processing Mn13 high manganese carbon steel plates, it is necessary to carefully select the appropriate tools and parameters.<\/li><\/ul>

    What is the brand name of MN13 in the international market?<\/span><\/p>

    (America) ASTM A128 Grade A \/ Grade B2<\/span><\/strong><\/p>

    (Germany) 1.3401<\/span><\/strong><\/p>

    (Europe) X120Mn12 or X120Mn13<\/span> <\/strong><\/p>

    (Japan) SCMnH1 <\/span><\/strong><\/p>

    ISO GX120Mn13<\/span><\/strong><\/p>

    Hadfield Steel<\/span><\/strong><\/p>

    How do the components and heat treatment of MN13 work together?<\/span><\/p>

    The final performance of Mn13 Wear Resistant\u00a0 is highly dependent on the matching relationship between “composition and heat treatment”. When the carbon content approaches the upper limit of 1.5%, the solid solution temperature needs to be raised to 1100-1150\u00b0C to fully dissolve the carbides. Data from the production of a crusher liner shows that for a material with MN13 Grade Manganese Plates C=1.4%, using a 1120\u00b0C x 2h water toughness treatment results in a 23% longer service life compared to the conventional 1050\u00b0C treatment. The sensitivity of the cooling rate to the manganese-silicon ratio has a significant impact. When Mn13 High Manganese Wear- Resistant Steel Plates Mn\/Si > 25, the material may undergo martensitic transformation under air cooling conditions. This requires strict control of the interlayer temperature not to exceed 250\u00b0C during welding repair to avoid the formation of hard brittle phases in the heat-affected zone. A field overlay welding case of a ball mill liner in a power plant indicates that using a welding wire with MN13 Wear Resistant Steel Plates Mn\/Si = 28 and a 150\u00b0C preheating process can make the hardness of the repaired area reach HB450 or above.<\/p>

    What are the application areas of MN13 Manganese Steel Plates<\/span>?<\/span><\/p>

    • \/Jaw crusher jaw plate<\/span><\/li>
    • \/<\/span>\u00a0Conical crusher crushing wall<\/span><\/li>
    • \/ crushing surface wall<\/span><\/li>
    • \/<\/span> Ball mill liner<\/span><\/li>
    • \/<\/span> Excavator teeth<\/span><\/li>
    • \/<\/span> Loader bucket edge plate\/<\/span> Scraper track plate<\/span><\/li>
    • \/<\/span> Cement mill liner<\/span><\/li>
    • \/<\/span> Raw material grinding machine components<\/span> Machined parts for sand and stone production line<\/span><\/li>
    • \/<\/span> Bulletproof vehicle armor<\/span><\/li>
    • \/<\/span> Safe deposit box protective layer\/<\/span> Maglev train track components<\/span><\/li>
    • \/<\/span> New type tank armor<\/span><\/li>
    • \/<\/span> Power plant fan mill blades<\/span><\/li>
    • \/<\/span>Coal crusher wear plate<\/span><\/li><\/ul>

      \u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

      Wear Resistant High Manganese Steel Plate MN13 has a unique property: the harder its surface becomes under impact, the more resilient and crack-resistant its interior remains, and it is also non-magnetic.<\/p>\n

      International<\/span>: Hadfield Steel
      \nDomestic<\/span>: ZGMn13<\/p>\n

      Thickness range<\/span>: 3.0 – 40.0 mm
      \nWidth<\/span>: \u2265 900 mm
      \nFlatness<\/span>: \u2264 10 mm\/m
      \nSize deviation<\/span>: Complies with GB standards<\/p>","protected":false},"featured_media":3267,"template":"","meta":{"_eb_attr":""},"product_brand":[],"product_cat":[67],"product_tag":[],"class_list":["post-3265","product","type-product","status-publish","has-post-thumbnail","product_cat-wear-resistant-steel-plate","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/jblstainless.com\/th\/wp-json\/wp\/v2\/product\/3265","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jblstainless.com\/th\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/jblstainless.com\/th\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":5,"href":"https:\/\/jblstainless.com\/th\/wp-json\/wp\/v2\/product\/3265\/revisions"}],"predecessor-version":[{"id":3339,"href":"https:\/\/jblstainless.com\/th\/wp-json\/wp\/v2\/product\/3265\/revisions\/3339"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jblstainless.com\/th\/wp-json\/wp\/v2\/media\/3267"}],"wp:attachment":[{"href":"https:\/\/jblstainless.com\/th\/wp-json\/wp\/v2\/media?parent=3265"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/jblstainless.com\/th\/wp-json\/wp\/v2\/product_brand?post=3265"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/jblstainless.com\/th\/wp-json\/wp\/v2\/product_cat?post=3265"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/jblstainless.com\/th\/wp-json\/wp\/v2\/product_tag?post=3265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}