Al Summan Metals, based in Dubai, UAE, has established a strong reputation as a dependable manufacturer and supplier of Stainless Steel 253MA Hex Bars. These bars are recognized for their exceptional heat resistance, strength, and durability. The company takes pride in supplying high-quality 253MA Hex Bars that are purpose-built to perform outstandingly under extreme temperatures and severe, corrosive conditions. Engineered with precision and conforming to international standards, these bars demonstrate impressive oxidation resistance and mechanical stability. Al Summan Metals is committed to delivering reliable products that support a range of industries, such as petrochemical, furnace construction, power generation, and engineering, guaranteeing long-lasting performance even under the most demanding conditions.
The Stainless Steel 253MA Hex Bar consists mainly of iron, combined with 20–22% chromium, 10–12% nickel, and minor quantities of nitrogen, silicon, and rare earth elements that enhance its resistance to oxidation and its strength. This material offers a tensile strength of around 600 MPa and a yield strength of about 310 MPa, together with outstanding creep resistance under high temperatures. Its balanced composition delivers remarkable oxidation resistance up to 1150°C, positioning it as a leading choice in high-temperature and corrosive industrial environments.
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 in diameter
Length :100 mm to 3000 mm Long & Above
Tolerance :H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or according to clients’ specifications
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 is determined by the particular application and design factors, including temperature and load conditions. It is chiefly employed in high-temperature applications, and its pressure rating changes according to engineering needs and specifications.
Selecting the appropriate Stainless Steel 253Ma Hex Rods depends on evaluating aspects such as heat resistance, exposure to corrosion, and the mechanical strength your application demands. Work with suppliers or engineers to confirm suitability for the operating conditions and design requirements.
Stainless Steel 253Ma Hex Bar typically provides outstanding resistance to corrosion thanks to its elevated chromium content, which lessens the requirement for supplementary coatings. Nevertheless, in extremely harsh conditions, additional protective coatings can help improve durability.
Stainless Steel 253MA Hex Bars are used in industries where strength at high temperatures and resistance to oxidation are critical. They are ideally suited for furnaces, heat exchangers, kilns, combustion chambers, and radiant tubes. Within the petrochemical and power generation sectors, these bars are essential for components exposed to intense heat and corrosive gases. They also serve an important function in producing equipment for the cement, metallurgy, and thermal processing industries. Owing to their outstanding mechanical properties and oxidation resistance, 253MA Hex Bars ensure dependability and long service life, even under the harshest operating conditions.






We supply products accompanied by mill test certificates as well as third-party test certificates, guaranteeing the highest standards of quality and compliance.
Al Summan Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Dubai, UAE
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