Hemi Metals, a well-respected manufacturer and supplier located in Hamilton, New Zealand, specializes in high-quality Stainless Steel 253MA Hex Bars designed for exceptional performance in high-temperature and challenging industrial settings. Crafted with precision and rigorous quality control, these hex bars offer remarkable strength, durability, and precise dimensions. Stainless Steel 253MA is celebrated for its outstanding resistance to oxidation, thermal fatigue, and scaling at elevated temperatures. Thanks to its robust composition and long-lasting service life, Hemi Metals’ 253MA Hex Bars are perfect for customers in need of reliable materials that can endure extreme heat and corrosive environments, making them a great choice for critical engineering applications.
The composition of Stainless Steel 253MA Hex Bars primarily includes chromium, nickel, and nitrogen, along with added silicon, rare earth metals, and a controlled amount of carbon that boosts high-temperature strength. This alloy boasts excellent mechanical properties, such as superior creep resistance, high tensile strength, and impressive stability during thermal cycling. It maintains outstanding oxidation resistance up to about 1150°C, ensuring structural integrity even when temperatures fluctuate. The blend of heat-resistant alloying elements guarantees dependable performance, making 253MA an ideal choice for applications that demand long-term service in extreme 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.
Stainless Steel 253MA Hex Bars find extensive use in industries where high-temperature stability, oxidation resistance, and mechanical strength are crucial. They are often utilized in heat treatment furnaces, boiler components, kilns, and equipment for thermal power plants. In petrochemical and refinery operations, you’ll find them in reformer tubes, burners, and components of catalytic converters that face harsh conditions. Cement plants, glass manufacturing facilities, and metallurgical processing plants depend on these bars for parts that need to endure continuous high heat. Their durability, workability, and resistance to thermal fatigue make them a reliable choice for demanding applications.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Hemi Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hamilton New Zealand
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