Welcome to Maduka Metals, your trusted partner in Abuja for premium industrial materials. We take pride in supplying high-performance alloys that meet the rigorous demands of modern engineering, and our Jethete Steel M152 Bars are a prime example of this commitment. Sourced to ensure reliability and excellence, these bars are designed for applications where failure is not an option, providing our clients across Nigeria with the durable, high-strength components needed to build and maintain critical infrastructure and machinery.
Jethete Steel M152 is a martensitic stainless steel known for its impressive combination of strength and corrosion resistance. Its composition includes chromium, nickel, and molybdenum, which work together to enhance its durability. This material achieves high tensile and yield strength, along with good toughness and creep resistance, especially after a specific heat treatment process. These properties make it exceptionally reliable for handling high stress and elevated temperatures, ensuring long-term performance in challenging conditions.
| Specification : | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Standard Specification : | ASTM A565 / ASME SA565 |
| Size : | 15NB to 150NB IN |
| Diameter : | 3.17mm to 350mm diameter |
| Length : | 100 mm to 3000 mm Long & Above |
| Form : | Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc. |
| Surface : | Hot Rolled Pickled or Sand Blasting Finished, Cold Drawn, Bright, Polished, Hairline |
| Condition : | Cold Drawnd Pulished Cold Drawn Centreless Ground & Polished |
| C | Si | Mn | P+S max | Cr | Mo | Ni | N | V |
| 0.08-0.13 | 0.35 max | 0.50-0.90 | P 0.030 S 0.025 | 11-12.5 | 1.50-2.0 | 2-3 | 0.02-0.04 | 0.25-0.40 |
| Grade | Treatment | Tensile Strength Mpa | Yield Strength Mpa | Elongation % | Hardness HB | Ruling Section |
| S151A S151D | Softened Finally Heat Treated | 930-1130 | 780 | 14 | 311max 286-311 | – 150mm |
| S159A S159D | Softened Finally Heat Treated | 1100-1300 | 900 | 8 | 311 max 321-388 | 50mm |
| AMS 5719 AMS 5719 | Annealed Hardened & Double Templerd | 1069 min | 896 | 12 | 311 341-375 | – – |
| STANDARD | UNS | WERKSTOFF NR. |
| Jethete M152 | S64152 | 1.4933 |
Yes, Jethete M152 steel bars are available in various sizes and forms, including round bars, sheets, and plates, tailored to specific industrial applications like aerospace and power generation.
Yes, Jethete M152 steel bars can be welded. Preheating (typically ~200°C) and post-weld heat treatment are recommended to minimize residual stresses and maintain mechanical properties. Use compatible filler material.
Jethete M152 steel bars are durable due to their high chromium and molybdenum content, which enhances corrosion resistance, creep strength, and thermal stability. They also undergo heat treatment for improved mechanical properties.
The unique properties of Jethete M152 Bars make them indispensable in sectors that operate under extreme pressure and temperature. They are commonly used in the manufacturing of critical components for gas turbines, aircraft engines, and high-performance automotive parts like turbine discs and shafts. Beyond aerospace, these bars are also vital in the oil and gas industry for valve parts and pump components, as well as in power generation equipment, where their ability to withstand stress and resist corrosion ensures safety, efficiency, and longevity in vital machinery.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Maduka Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Abuja, Nigeria
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