Yousef Steel, a reputable steel manufacturer and supplier based in Riyadh, Saudi Arabia, proudly presents its top-notch **HB 400 sheets and plates**. These products are specifically crafted for applications that demand exceptional abrasion resistance and robust strength. With a nominal hardness of 400 Brinell, HB 400 is a high-hardness, abrasion-resistant steel plate that finds its place in various industries, including mining, construction, earthmoving, and material handling. Yousef Steel is committed to delivering precise manufacturing, consistent quality, and timely delivery to meet the stringent requirements of heavy-duty equipment and structural components.
The HB 400 steel plates are alloyed and heat-treated to reach a hardness of around 400 HBW, ensuring remarkable resistance to wear, impact, and abrasion. Their typical chemical makeup includes carbon, manganese, and other alloying elements that enhance toughness while preserving high surface hardness. These plates strike a great balance between hardness and weldability, making fabrication and repairs straightforward with minimal risk of cracking. The blend of mechanical strength and abrasion resistance makes HB 400 plates both durable and dependable in tough working environments.
Width: 500-3000mm
Thickness : 3-130mm
Length: 1000-12000mm
Heat Treatment: N, Q+T
Surface Paint: EP, PE, HDP, SMP, PVDF
| Hardened 400 Chemical Composition (%) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Plate | C | Si | Mn | P | S | Cr | Ni | Mo | B | CEV | CET |
| thickness mm | max % | max % | max % | max % | max % | max % | max % | max % | max % | typv | typv |
| 3- 6 | 0.15 | 0.70 | 1.60 | 0.025 | 0.01 | 0.50 | 0.25 | 0.25 | 0.004 | 0.41 | 0.28 |
| 3-（8） | 0.15 | 0.70 | 1.60 | 0.025 | 0.01 | 0.30 | 0.25 | 0.25 | 0.004 | 0.33 | 0.23 |
| 8 – 20 | 0.15 | 0.70 | 1.60 | 0.025 | 0.01 | 0.50 | 0.25 | 0.25 | 0.004 | 0.37 | 0.27 |
| （20）-32 | 0.18 | 0.70 | 1.60 | 0.025 | 0.01 | 1.00 | 0.25 | 0.25 | 0.004 | 0.48 | 0.29 |
| （32）-45 | 0.22 | 0.70 | 1.60 | 0.025 | 0.01 | 1.40 | 0.50 | 0.60 | 0.004 | 0.57 | 0.31 |
| （45）-51 | 0.22 | 0.70 | 1.60 | 0.025 | 0.01 | 1.40 | 0.50 | 0.60 | 0.004 | 0.57 | 0.38 |
| （51）-80 | 0.27 | 0.70 | 1.60 | 0.025 | 0.01 | 1.40 | 1.00 | 0.60 | 0.004 | 0.65 | 0.41 |
| （80）-130 | 0.32 | 0.70 | 1.60 | 0.025 | 0.01 | 1.40 | 1.50 | 0.60 | 0.004 | 0.73 | 0.48 |
| Mechanical properties of Hardened 400 | |||||
|---|---|---|---|---|---|
| Grade | Mechanical Property | Charpy V Impact Test | |||
| HARDOX 400 | Yield | Tensile | Elongation | Degree | longitudinal |
| Min Mpa | Mpa | Min % | -40 | J | |
| 1000 | 1250 | 10 | 45 | ||
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| Thickness (mm) | Product | Hardness Range (HBW) |
|---|---|---|
| 2.5 – 6.4 | Cut Lengths | 360 – 420 |
| 5 – 15 | Heavy Plates | 360 – 420 |
| 15- 30 | Heavy Plates | 360 – 450 |
| 30 – 60 | Heavy Plates | 360 – 480 |
HB 400 sheets and plates are also commonly applied to industries that demand high wear and tear resistance as well as strength. Typical applications are in earthmoving equipment, mining machinery, and construction machines, where the plates endure abrasive environments. They are best for fabricating dump liners, truck bodies, hoppers, conveyor systems, and chutes. HB 400 plates are also used in the industrial environment for wear parts and screens in cement plants, and crushers. Their elevated hardness and toughness provide long life in service, minimizing maintenance and downtime in extreme conditions. They also find applications in agricultural machinery for better performance.
Yousef Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Riyadh, Saudi Arabia.
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