From the vibrant industrial heart of Addis Ababa, Tariku Metals stands as a trusted partner for those demanding the very best in high-performance materials. We are a dedicated manufacturer and supplier, specializing in providing robust solutions for the most challenging environments. Our focus lies in delivering exceptional nickel-based superalloys, with our RENE 41 bar and rod products representing the pinnacle of strength and reliability for critical applications across Ethiopia and beyond.
The essence of RENE 41 lies in its sophisticated composition, a nickel-chromium blend fortified with significant cobalt, molybdenum, and titanium. This recipe gives it truly remarkable mechanical properties, including exceptional tensile strength and outstanding resistance to creep, allowing it to maintain its integrity under extreme stress and soaring temperatures well beyond the capability of ordinary steels. It’s a material engineered to perform where others would fail.
| Standards : | AMS 5545, AMS 5712, AMS 5713, AMS 5800, EN 2.4973, GE B50T59, GE B50TF109, GE B50TF76, UNS N07041, Werkstoff 2.4973 |
| Thickness : | Range from .008″ to .0125″ |
| Hardness : | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |
| Form : | Bar, Rod |
| Tungsten Grades | HA 190 / HA 1925 / HA 195 / HE 390 / HE 3925 / HE 395 / HE 397 |
| Cr | Ni | Mo | Co | Al | Ti | B | C | Fe | Mn | Si | S | Cu | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MIN | 18.00 | — | 9.00 | 10.00 | 1.40 | 3.00 | 0.003 | — | — | — | — | — | — |
| MAX | 20.00 | Balance | 10.50 | 12.00 | 1.80 | 3.30 | 0.01 | 0.12 | 5.00 | 0.10 | 0.50 | 0.015 | 0.50 |
| Mechanical & Physical Properties | 21°C | 427°C | 538°C | 649°C | 760°C | 871°C | 982°C |
|---|---|---|---|---|---|---|---|
| Ultimate Tensile Strength /MPa | 1261.7 | – | – | 1117 | 1048 | 710.2 | – |
| 0.2% Yield Strength /MPa | 820.5 | – | – | 765.3 | 751.5 | 579.2 | – |
| Elongation % | 21 | – | – | 14 | 14 | 11 | – |
| Coefficient of Thermal Expansion µm/m⁰C | – | 13.3 | 13.7 | 14.3 | 15.1 | 15.5 | 16.7 |
| Thermal Conductivity /kcal/(hr.m.°C) | – | 14.4 | 16.1 | 17.9 | 19.6 | 21.4 | – |
| Modulus of Elasticity / x105 MPa | – | 2 | 1.93 | 1.79 | 1.72 | 1.65 | 1.52 |
Yes, RENE 41 bar can be welded using suitable techniques like gas tungsten arc welding (TIG) or gas metal arc welding (MIG). Preheating and post-weld heat treatment are recommended for optimal results.
RENE 41 bars are available in sizes ranging from 6mm to 250mm diameter, with finishes including hot-rolled, cold-drawn, rough-turned, centerless ground, and polished options.
Yes, RENE 41 rods are susceptible to galvanic corrosion when coupled with dissimilar metals in an electrolyte, especially if the other metal is more anodic. Proper isolation is recommended.
This unique combination of strength and heat resistance makes RENE 41 bar and rod indispensable in the most demanding sectors. You will find it at the core of aerospace engineering, forming critical components for jet engines and airframes. It is equally vital in the energy and industrial fields for high-temperature fixtures, turbine blades, and fasteners. Essentially, wherever intense heat and immense structural loads converge, RENE 41 provides the necessary resilience to ensure safety, longevity, and peak performance.






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