Home > Pipe Fittings > Stainless Steel 253MA Pipe Fittings
Mitchell Stainless, a trusted manufacturer and supplier in Hamilton, New Zealand, offers premium Stainless Steel 253MA pipe fittings engineered for high-temperature and corrosion-resistant applications. 253MA is a fully austenitic, heat-resistant stainless steel with excellent creep strength, oxidation resistance, and durability, making it ideal for power generation, chemical processing, and industrial high-temperature piping systems. Mitchell Stainless ensures each pipe fitting meets stringent quality standards, providing smooth finishes, accurate dimensions, and consistent mechanical performance. These fittings are designed to deliver reliable, long-lasting connections in demanding environments with high thermal and chemical stress.
Stainless Steel 253MA pipe fittings are composed primarily of iron, with 21–23% chromium, 11–13% nickel, 0.4–0.6% nitrogen, and small amounts of manganese, silicon, and carbon. Nitrogen enhances strength, creep resistance, and corrosion resistance at elevated temperatures, while chromium and nickel provide excellent oxidation and scaling resistance. The controlled carbon content minimizes carbide precipitation, ensuring structural stability. This composition allows 253MA pipe fittings to maintain mechanical integrity, durability, and dimensional stability even under prolonged exposure to high-temperature and aggressive industrial environments.
| Grades | 201, 202, 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316L, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L |
| Type | Seamless / Welded / Fabricated |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Size | ½”NB to 48″NB in |
| Schedule | Sch 10s, 40s, 80s, 160s, XXS. |
| Dimensions | ANSI/ASME B16.9, B16.28, MSS-SP-43. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 253MA | 0.10 max | 2.0 max | 0.75 max | 0.045 max | 0.03 max | 18 – 20 | – | 8 – 10.5 | – |
| Density | 8.0 g/cm3 |
| Melting Point | 1400 °C (2550 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 |
| Elongation | 35 % |
Contact us to get a quick quote for your requirement.
We conducts rigorous testing of stainless steel 253MA pipe fittings to ensure top notch quality and performance. Each fitting is examined extensively, including chemical composition, mechanical testing and dimensional verification. The company provides important certifications such as material testing certificates (MTCs), which ensure compliance with industry standards and customer specifications.
Stainless Steel 253MA pipe fittings are high-temperature, corrosion-resistant components designed for extreme environments. They offer durability and strength, making them ideal for power generation and furnace applications.
SS 253MA butt weld pipe fittings are high-temperature, corrosion-resistant components used for seamless, strong pipe connections. They ensure durability and reliability in extreme heat and harsh industrial environments.
SS 253MA socket weld pipe fittings are high-temperature, corrosion-resistant components that provide secure, leak-proof connections. They are ideal for high-pressure applications, ensuring durability and reliability in extreme conditions.
Stainless Steel 253MA seamless fittings are high-strength, corrosion-resistant components crafted without joints. They offer robust, leak-proof connections in extreme temperatures and harsh environments, ensuring durability and long-term performance.
SS 253MA cross pipe fittings are high-temperature, corrosion-resistant components designed to connect four pipes at a central junction. They ensure strong, reliable connections in extreme heat and demanding environments.
Stainless Steel 253MA tee fittings connect three pipes at a right angle, offering high-temperature and corrosion resistance. They are designed for durability and reliable performance in extreme heat and harsh conditions.
Stainless Steel 253MA pipe fittings are widely used in boilers, superheaters, heat exchangers, chemical processing plants, and high-temperature industrial piping systems where corrosion resistance and thermal strength are critical. Typical applications include elbows, tees, reducers, flanges, and couplings in high-temperature and chemically aggressive environments. They are also ideal for maintenance and repair projects requiring durable, heat-resistant, and corrosion-resistant piping components. In New Zealand’s industrial and fabrication sectors, 253MA pipe fittings are valued for producing high-performance, long-lasting assemblies that maintain structural integrity and reliability under extreme thermal and corrosive conditions.
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