Premier 253 MA Sheet & Plate Suppliers: High-Temperature Austenitic Stainless Steel Solutions
Introduction: Engineering Durability in Extreme Thermal Environments
When designing industrial furnaces, heat treatment fixtures, and high-temperature exhaust systems that require exceptional resistance to oxidation, creep rupture, and thermal fatigue at temperatures up to 1150°C (2100°F), choosing the right alloy is critical. As leading 253 MA Sheet & Plate Suppliers, Chhajed Steel Limited supplies comprehensive inventories of high-performance lean austenitic stainless steel plates engineered to withstand severe thermal cycling. Certified to rigorous international specifications such as ASTM A240 and ASME SA240, our 253 MA (UNS S30815) products combine high elevated-temperature strength with cost-effective alloy optimization for critical high-heat applications worldwide.
For furnace builders, petrochemical engineers, and project managers searching for dependable suppliers, sourcing certified 253 MA sheets and plates guarantees long-term operational reliability, reduced scaling, and superior structural integrity under aggressive cyclic heating conditions.
What is 253 MA Sheet & Plate?
253 MA (UNS S30815, EN 1.4835) is a lean austenitic heat-resistant stainless steel that derives its exceptional high-temperature properties from the precise micro-alloying addition of rare earth elements (cerium) combined with silicon and nitrogen. This advanced chemistry forms a robust, highly adherent oxide scale that provides superior resistance to oxidation and high-temperature corrosion compared to standard austenitic grades like Type 310.
Superior High-Temperature Strength: Exceptional creep rupture strength achieved through nitrogen and rare-earth micro-alloying.
Excellent Oxidation Resistance: Outperforms traditional stainless steels up to 1150°C through the formation of a resilient silicon-rich oxide layer.
High Resistance to Thermal Fatigue: Tolerates rapid thermal cycling and repeated heating/cooling loops without premature cracking or distortion.
Good Structural Stability: Retains high ductility and toughness even after prolonged exposure to high operating temperatures.
Supplier Size Range & Technical Parameters
Available Sheet & Plate Dimensions
Thickness Range: 0.5 mm to 100 mm (custom gauges available upon request)
Width Range: 1,000 mm to 2,500 mm
Length Range: 2,000 mm to 6,000 mm (or custom cut-to-length / sheared profiles)
Finishes: Annealed, pickled, hot-rolled (No. 1), cold-rolled (2B/BA), polished, or custom surface treated.
Controlled Chemical Composition
Elemental Limits (ASTM A240 / UNS S30815 / EN 1.4835)
Chromium (Cr): 21.0 – 23.0%
Nickel (Ni): 10.0 – 12.0%
Silicon (Si): 1.40 – 2.00%
Nitrogen (N): 0.14 – 0.20%
Cerium (Ce): 0.03 – 0.08%
Carbon (C): 0.05 – 0.10%
Manganese (Mn max): 0.80%
Phosphorus (max): 0.040%
Sulfur (max): 0.030%
Iron (Fe): Balance
Mechanical Properties
Property Parameter
Metric Value
Imperial Value
Tensile Strength (min)
650 MPa
94 ksi
Yield Strength (0.2% offset, min)
310 MPa
45 ksi
Elongation (min in 50 mm)
40%
40%
Major Industrial Applications
Furnace Components & Heat Treatment: Radiant tubes, furnace muffles, burner nozzles, annealing covers, belt conveyors, and fixture trays.
Petrochemical & Refining: Catalyst regenerator internals, flare tips, waste heat recovery units, and high-temperature piping systems.
Power Generation & Incineration: Boiler baffles, superheater spacers, waste incineration grates, and gas turbine components.
Metallurgical Industry: Sintering plant components, kiln linings, and high-temperature ducting systems.
Global Supply, Packaging & Quality Assurance
As trusted suppliers based in India, Chhajed Steel Limited distributes these high-performance 253 MA sheets and plates locally and across worldwide markets including the Middle East, Southeast Asia, Europe, and the Americas.
Export-Ready Packaging: Carefully interleaved, packed in robust wooden crates, and secured with moisture-barrier wrapping to prevent surface scratching, scaling, or transit damage.
Complete Documentation & Traceability: Fully supported by Mill Test Certificates (MTC) conforming to EN 10204 3.1/3.2, third-party inspection (TPI) reports, and full heat number traceability.