NM450 Abrasion Resistant Steel Plate

⚙️ Chinese high strength wear-resistant steel for construction machinery
🔥 Delivery: Quenched | Quenched+Tempered | TMCP+Tempered | Tempered | Hot rolled

🧪 Chemical Composition (mass fraction / %)

Grade Chemical composition (mass fraction) / %
C Si Mn P S Cr Ni Mo Ti B Als
≤ ≤ ≤ ≤ ≤ ≤ ≤ ≤ ≤ range ≥
NM450 0.35 0.70 1.70 0.025 0.010 1.0 0.80 0.55 0.05 0.0005–0.006 0.01
ⓘ Maximum values except B (range) and Als (min 0.01). Conforms to NM450 specification.

📊 Mechanical Properties & Process Performance

Grade Thickness (mm) Tensile Rm (MPa) Elongation A (%) Impact -20°C KV2 (J) Surface Brinell hardness (HBW)
NM450 ≤80 ≥1250 ≥7 ≥24 420 – 480
📌 Note: Tensile strength, elongation and impact energy are special performance requirements. If not specified in contract, only Brinell hardness (420–480 HBW) is guaranteed.
⚙️ Delivery condition: quenched; quenched tempered; TMCP tempered; tempered or hot rolled.
📘 NM450 Approximate Grade Lookup Table →
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Mill certificates, third-party inspection, custom sizes available.