Mourad Metals, a trusted manufacturer and supplier located in Tunis, Tunisia, specializes in high-quality Stainless Steel 253MA Hex Bars that are perfect for tough, high-temperature applications. These hex bars are celebrated for their outstanding oxidation resistance and remarkable strength even at elevated temperatures. Crafted with cutting-edge techniques and rigorous quality controls, Mourad Metals guarantees precise dimensions, reliable performance, and compliance with international standards. The Stainless Steel 253MA hex bars are ideal for industries that demand long-lasting service life, thermal stability, and resistance to corrosion and scaling in challenging environments.
Stainless Steel 253MA is an austenitic alloy that features around 21% chromium and 11% nickel, along with added nitrogen and rare earth elements to enhance its high-temperature oxidation resistance. This alloy boasts impressive tensile and yield strength, good ductility, and excellent creep resistance when exposed to high temperatures. It maintains its mechanical stability and resists scaling up to approximately 1150°C, making it suitable for continuous use in extreme thermal conditions.
Specification : EN, DIN, JIS, ASTM, BS, ASME, AISI
Standard Specification : ASTM A276, A479 / ASME SA276, SA479
Size : 15NB to 150NB IN
Diameter : 3.17mm to 350mm diameter
Length : 100 mm to 3000 mm Long & Above
Tolerance : H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Form : Round, Square, Hex (A/F), Rectangle, 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
| Grade | C | Mn | Si | S | N | Cr | Ni |
| 253 MA | 0.05 – 0.1 | 0.8 min | 1.1 – 2.0 | 0.03 min | 0.14 – 0.2 | 20 – 22 | 10 – 12 |
| Element | Density | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 253 MA | 7.8 g/cm3 | Psi – 87,000, MPa – 600 | Psi – 45,000, MPa – 310 | 40 % |
| STANDARD | WERKSTOFF NR. | UNS | EN | SS |
| 253 MA | 1.4835 | S30815 | X9CrNiSiNCe21-11-2 | 2368 |
The pressure rating of Stainless Steel 253Ma Hex Bar depends on the specific application and design parameters, such as temperature and load conditions. It is primarily used for high-temperature applications, with its pressure rating varying based on engineering requirements and specifications.
To choose the right Stainless Steel 253Ma Hex Rods, consider factors like temperature resistance, corrosion exposure, and mechanical strength required for your application. Consult with suppliers or engineers to ensure compatibility with the operating environment and design specifications.
Stainless Steel 253Ma Hex Bar generally offers excellent corrosion resistance due to its high chromium content, reducing the need for additional coatings. However, in highly aggressive environments, extra protective coatings may be beneficial for enhanced longevity.
These Stainless Steel 253MA Hex Bars find their way into various applications where heat resistance, oxidation protection, and thermal fatigue resistance are crucial. Common uses include furnace components, heat treatment equipment, burners, heat exchangers, and exhaust systems. They are also utilized in petrochemical facilities, power generation plants, and steel processing industries. The hexagonal shape allows for easy machining and secure installation, making these bars perfect for structural and mechanical components that operate in high-temperature settings.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Mourad Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Tunis, Tunisia
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