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Saif Sheets and Plates, a trusted manufacturer and supplier based in Muscat, Oman, proudly delivers premium-quality Stainless Steel 253Ma Angles, designed for industries operating in extremely high-temperature environments. Known for their dedication to quality, precision, and customer satisfaction, the company ensures each angle meets strict international standards and provides long-lasting performance. Stainless Steel 253Ma is celebrated for its exceptional oxidation resistance, high creep strength, and outstanding heat stability. With advanced manufacturing capabilities and a customer-first approach, Saif Sheets and Plates supplies reliable, high-performance materials that support critical applications across petrochemical, furnace, and thermal-processing industries.
Stainless Steel 253Ma is an austenitic stainless steel alloyed with chromium, nickel, nitrogen, and rare earth metals for enhanced high-temperature stability. Its unique chemistry offers excellent oxidation resistance up to 1150°C and exceptional creep strength. The alloy maintains impressive tensile strength, good ductility, and reliable toughness even during prolonged exposure to heat. SS 253Ma also offers improved resistance to carburization and thermal fatigue. These combined properties make it one of the most reliable materials for extreme heat applications, ensuring structural stability and superior long-term performance.
| Standard | ASTM A240 / ASME SA240 |
| Width | 1000mm-2000mm |
| Thickness | 1.0mm – 100mm |
| Specialize | Shim Sheet, Perforated Sheet, B. Q. Profile. |
| % | Ni | Cr | Fe | Si | Mn | C | P | N | S | Ce |
|---|---|---|---|---|---|---|---|---|---|---|
| Min | 10 | 20 | Balance | 1.40 | – | 0.05 | – | 0.14 | – | 0.03 |
| Max | 12 | 22 | – | 2 | 0.80 | 0.10 | 0.04 | 0.20 | 0.03 | 0.08 |
| Mechanical Properties | 100⁰C | 900⁰C | 50⁰C | 300⁰C | 200⁰C | 400⁰C | 600⁰C | 500⁰C | 800⁰C | 700⁰C | 850⁰C |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ultimate Tensile Strength/ MPa | 621.9 | 171 | 663.3 | 568.1 | 577.8 | 549.5 | 475.7 | 522 | 388.9 | 386.1 | 254.4 |
| 0.2% Yield Strength / MPa | 271 | 80 | 304.8 | 202 | 222 | 200.6 | 166.9 | 173.1 | 148.2 | 158.6 | 100.7 |
| Reduction of area / % | 48 | – | 51 | 46 | 46 | 46 | 43 | 44 | – | 44 | – |
| Elongation / % | 65 | 92 | 68 | 64 | 65 | 60 | 63 | 62 | 76 | 58 | 88 |
| STANDARD | UNS | WERKSTOFF NR. |
| 253 MA | S30815 | 1.4835 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Saif Sheets and Plates based in Muscat, OMAN, is a leading supplier and stockist of high-quality metal products, including Sheets, Plates, Coils, Foils, Angles, Channels, Circles, and Slitting Coils, all offered with exceptional service and tailored to meet our customers specific requirements. With a focus on delivering superior products, we cater to a wide range of industries, providing reliable solutions for diverse applications. Our extensive inventory includes Known for our unique finishing techniques and commitment to quality. We are dedicated to ensuring customer satisfaction through dependable service and top-notch products.
The stainless steel 253MA angle provides excellent resistance to high temperature oxidation and corrosion, making it ideal for use in harsh environments. It maintains its strength and durability at high temperatures, ensuring long-term performance in heat exchangers, furnaces and chemical equipment The alloy is resistant to sulfide stress breakdown and creep, and provides reliable performance at petrochemical and power generation industries. Its weldability and formability make it easy to assemble, while its scaling and corrosion resistance ensure extended working life and reduced maintenance costs.
Stainless Steel 253Ma Angles are widely used in industries requiring materials that can withstand continuous high-temperature exposure without losing strength. They are commonly applied in furnace construction, burners, heat treatment equipment, and thermal processing units. In the petrochemical sector, they are used for reformer tubes, catalytic cracker components, and high-temperature ducting. SS 253Ma is also suitable for kiln systems, boiler components, and industrial heating equipment. Its remarkable heat stability, oxidation resistance, and durability make these angles a dependable choice for challenging engineering environments where longevity, resistance to thermal shock, and structural reliability are essential.
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