In the heart of Kinshasa, Yoane Steel stands as a cornerstone for industrial progress, dedicated to supplying the robust materials that build our nation’s future. Our commitment is embodied in our reliable stock of ASME SA 387 Grade 5 Class 1 & 2 sheets and plates, materials engineered for extreme challenges. We understand that the integrity of your critical projects starts with the quality of your steel, which is why we prioritize providing products you can trust to perform under the most demanding conditions.
At its core, this chrome-molybdenum alloy is defined by a specific composition that balances chromium for enhanced strength and molybdenum for improved heat resistance. This combination results in outstanding mechanical properties, including excellent tensile strength and strong notch toughness, even after exposure to high temperatures. Essentially, these plates are designed not just to be strong, but to maintain their structural integrity and resist creeping when operating in demanding high-heat environments over long periods.
| Standard | ASTM A387 / ASME SA387 |
|---|---|
| Width | 1000mm-3000mm |
| Thickness | 1.0mm – 200mm |
| Production | Hot-Rolled (HR) / Cold-Rolled (CR) |
| Grade | C | Si | Mn | P | S | Cr | Mo |
| A387 GR.5 CL.1 | 0.15 max | 0.55 max | 0.25-0.66 max | 0.035 max | 0.035 max | 3.90-6.10 max | 0.40-0.70 max |
| Grade | A387 GR.5 CL.1 | |||
| A387 GR.5 CL.1 | Thickness mm | Yield Min Mpa | Tensile Mpa | Elongation Min % |
| t≦50 | 205 | 415-585 | 18 | |
| 50<t≦200 | – | – | – | |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Jaxon Steel is a trusted manufacturer and supplier of high-quality ASME SA 387 Grade 5 Class 1/2 Sheet and Plates​ in Kinshasa, Congo. We specialize in premium steel products, including Alloy Steel, Carbon Steel, Mild Steel and Galvanized Steel, with a strong focus on Carbon Steel Sheet and Plates. Our extensive inventory also includes Pipes, Tubes, Flanges, Forged Fittings and Bars. Committed to fast delivery and exceptional customer service, we use only the finest raw materials to ensure superior strength, durability and performance for critical industrial applications. Contact us today for all your ASME SA 387 Grade 5 Class 1/2 Sheet and Plates​ needs!
These specialized plates are the backbone of industries where heat and pressure are a constant reality. You’ll find them forming the critical shells of high-temperature reactors, vital sections of powerful boilers, and essential components within large-scale pressure vessels, especially in the petrochemical and power generation sectors. For any project that requires a material capable of performing reliably under sustained elevated temperatures, ASME SA 387 Gr 5 Class 1 & 2 provides the necessary durability and safety assurance that engineers and fabricators depend on.
Yoane 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 Kinshasa, Congo.
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