{"id":4178,"date":"2026-08-06T15:27:23","date_gmt":"2026-08-06T07:27:23","guid":{"rendered":"https:\/\/jblstainless.com\/?post_type=product&p=4178"},"modified":"2026-08-06T15:39:39","modified_gmt":"2026-08-06T07:39:39","slug":"jfe-everhard-450-wear-resistant-steel-plate","status":"publish","type":"product","link":"https:\/\/jblstainless.com\/it\/jfe-everhard-450-wear-resistant-steel-plate\/","title":{"rendered":"JFE Everhard 450 Wear Resistant Steel Plate"},"content":{"rendered":"\t\t
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What kind of steel is JFE-EH450?<\/span><\/p>

Wear-resistant steel plate<\/p>

What does the “450” in JFE-EH450 represent?<\/span><\/p>

The “450” in JFE’s EH450 Steel Plate indicates that the minimum guaranteed Brinell hardness (HBW) of this wear-resistant steel plate is 450.<\/p>

Which standard system does JFE-EH450 belong to?<\/span><\/p>

PROPRIETARY – JFE-EH450 falls under the Japanese Industrial Standard (JIS) system.<\/p>

What are the differences between JFE-EH450 and NM450, AR450, and Hardox 450?<\/span><\/p>

JFE-EH450 Carbon Wear Resistant Steel Plate, NM450 and Hardox 450 are all 450HBW grade low-alloy quenched and tempered wear-resistant steels. The main differences lie in the origin brand, implementation standards and microstructure stability.<\/p>

What domestic brand does JFE-EH450 correspond to?<\/span><\/p>

NM450<\/p>

Is JFE-EH450 a quenched and tempered steel or an ordinary wear-resistant steel?<\/span><\/p>

High-performance wear-resistant steel plate<\/p>

What thickness specifications does JFE-EH450 have?<\/span><\/p>

Thickness range: 6 – 100 mm, Width: 1.2 – 2.5 m.<\/p>

What is the maximum thickness that the JFE-EH450 can reach?<\/span><\/p>

100mm,Can be customized to 120mm<\/p>

What are the main chemical elements of JFE-EH450?<\/span><\/p>

C : \u22640.25<\/div>
Si : \u22640.55<\/div>
Mn : \u22641.60<\/div>
P : \u22640.030<\/div>
S : \u22640.030<\/div>
Cr : \u22640.80<\/div>
Mo : \u22640.50<\/div>
Ti : \u22640.020<\/div>
B : \u22640.004<\/div>
Fe : margin<\/div>
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What effect does the C content have on the hardness of JFE-EH450?<\/span><\/div>
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JFE EH-C450 An increase in carbon content enhances the strength and hardness of steel while reducing its plasticity.<\/div>
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What is the role of the Mn element in EH450?<\/span><\/div>
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Mn in JFE EH C450 Plates mainly plays the roles of enhancing quenching hardness, solid solution strengthening and refining the microstructure, ensuring uniform hardness of the thick plate section and maintaining high toughness.<\/div>
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How can the quality of EH450 be determined based on its chemical composition?<\/span><\/div>
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JFE EH C450 Steel Plates Chemical composition analysis.<\/div>
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Does JFE-EH450 contain boron (B) element?<\/span><\/div>
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YES<\/div>
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What is the JFE-EH450 Wear Plate carbon equivalent (Ceq)? What impact does it have on welding?<\/span><\/div>
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Common formula (recommended by IIW) \u200c<\/span><\/span><\/div>
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:Ceq=C+Mn6+Cr+Mo+V5+Ni+Cu15<\/span>C<\/span>e<\/span>q<\/span>=<\/span><\/span>C<\/span>+<\/span><\/span>6<\/span><\/span>M<\/span>n<\/span><\/span><\/span><\/span>\u200b<\/span><\/span><\/span><\/span><\/span>+<\/span><\/span>5<\/span><\/span>C<\/span>r<\/span>+<\/span>M<\/span>o<\/span>+<\/span>V<\/span><\/span><\/span><\/span>\u200b<\/span><\/span><\/span><\/span><\/span>+<\/span><\/span><\/span>15<\/span><\/span>N<\/span>i<\/span>+<\/span>C<\/span>u<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/div>
\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/div>
  • \u200cCeq \u2264 0.40%: Excellent weldability<\/li>
  • 0.40% < Ceq \u2264 0.60%: Moderate weldability<\/li>
  • Ceq > 0.60%: Poor weldability<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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    Is the chemical composition stable across different batches of the JFE Everhard 450 Wear Resistant Steel Plate furnaces?<\/span><\/p>

    NO<\/p>

    JFE-EH450 Mechanical Properties?<\/span><\/p>
    performance index<\/th>Numerical range\/requirements<\/th><\/tr><\/thead>
    \u200cBrinell Hardness (HB)\u200c<\/td>430\uff5e470<\/td><\/tr>
    \u200cYield strength (\u03c30.2)<\/td>\u2265900\uff5e1100 MPa<\/td><\/tr>
    \u200cTensile strength (\u03c3b)\u200c<\/td>1000\uff5e1150 MPa<\/td><\/tr>
    \u200cStrain (A)\u200c<\/td>\u226510%<\/td><\/tr>
    \u200cImpact toughness\u200c<\/td>-20\u2103 or -40\u2103\u00a0<\/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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    Does the performance decline after the JFE Everhard 450 Wear Resistant Steel Plate thickness increases?<\/span><\/p>

    YES<\/p>

    How is the impact performance of JFE-EH450?<\/span><\/p>

    GOOD<\/p>

    How does the performance of JFE Everhard 450 Plate Suppliers in china fare in a low-temperature environment?<\/span><\/p>

    -40\u2103<\/p>

    Is JFE-EH 450 Wear Resistant Steel Plates mainly composed of martensite?<\/span><\/p>

    YES<\/p>

    Does the EH450 alloy contain bainite structure?<\/span><\/p>

    YES<\/p>

    How much higher is the wear resistance of JFE-EH450 compared to the ordinary Q355?<\/span><\/p>

    The wear resistance of JFE EH 450 Plates is approximately 3 to 5 times that of ordinary Q355.<\/p>

    Which has better wear resistance, EH450 or NM450?<\/span><\/p>

    The wear resistance of JFE EH 450 JFE China Wear Resistance is basically the same as that of NM450.<\/p>

    What are the differences in lifespan between EH450 and Hardox 450?<\/span><\/p>

    Under pure dry grinding conditions, the theoretical lifetimes are similar (with hardness both being approximately 450 HBW). However, in cases of corrosion wear or extreme impact conditions, Hardox 450 typically has a more stable and slightly longer actual service life due to its superior uniform toughness and process consistency.<\/p>

    Is JFE-EH450 Carbon Wear Tahan Steel Plate suitable for impact wear or sliding wear?<\/span><\/p>

    impact wear<\/p>

    How is the JFE-EH 450 Wear Resistant Steel Plates ability to withstand the wear caused by ores?<\/span><\/p>

    YES<\/p>

    What is the actual service life of the EJFE EVERHARD-C450LE Abrasion-Resistant Steel Plates?<\/span><\/p>

    The same sheet of material may last for 6 months in the mine chute, and can be used for more than 3 years in the low-wear conveying section.<\/p>

    Under what circumstances is EH450 not suitable for use?<\/span><\/p>

    JFE EVERHARD C450LE Plates Not suitable for use in strong corrosive media, long-term high temperature (>300\u2103), extremely high risk of impact fracture, and working conditions requiring extremely high corrosion resistance and wear resistance coupling.<\/p>

    How to increase the service life of the JFE-EH450 part?<\/span><\/p>

    Strictly control the processing heat input to prevent cracks and softening, optimize the structural design to reduce stress concentration, and standardize welding and post-maintenance procedures.<\/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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