Introduction

253MA high temperature stainless steel (also 253MA oxidation resistant stainless steel, 253MA austenitic stainless steel, 253MA heat resistant steel plate) is a creep-strengthened austenitic alloy designed for continuous high temperature service up to 1150°C. As a 253MA high strength stainless steel at elevated temperature, it offers excellent oxidation resistance and superior creep strength compared to standard 310S or 309S grades. The addition of rare earth elements (cerium, lanthanum) significantly improves scale adhesion and spallation resistance. This 253MA stainless steel rare earth alloy is the preferred 253MA stainless steel for high temperature applications where reliability and long service life are critical.

Chemical components

Mechanical properties

253MA Stainless Steel Available Products and Standard

1. ASTM A240 / ASME SA240 

(Standard Specification for Chromium and Chromium‑Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and General Applications)

Type: 

• 253MA High Temperature Stainless Steel Plate

• 253MA Oxidation Resistant Stainless Steel Sheet

• 253MA Austenitic Heat Resistant Steel Strip (Hot‑rolled or Cold‑rolled)

• Rare earth alloy (Ce, La) with excellent oxidation resistance, creep strength for continuous high temperature service up to 1150°C (UNS S30815 / EN 1.4835)

Size Range:

• Sheet / Strip: 0.5 – 6.0 mm thick × up to 1500 mm wide

• Plate: 3.0 – 100 mm thick × up to 3500 mm wide

• Length: up to 12000 mm

Surface: Annealed & Pickled (No.1), 2B, BA, No.4, HL, Mirror

Testing: Chemical analysis (C 0.05‑0.10%, Si 1.4‑2.0%, Cr 20‑22%, Ni 10‑12%, N 0.14‑0.20%, Ce 0.03‑0.08%), tensile test (Rm ≥600 MPa, Rp0.2 ≥310 MPa), elongation (≥35%), hardness (≤95 HRB), flattening test (for strip), oxidation resistance test, creep test (optional), dimensional inspection

2. EN 10088‑2 

(Stainless Steels – Technical Delivery Conditions for Sheet/Plate and Strip of Corrosion Resisting Steels for General Purposes)

Type: 

• 253MA High Strength Stainless Steel at Elevated Temperature Plate

• 253MA Stainless Steel for High Temperature Applications Sheet

Size Range:

• Thickness: 3.0 – 80 mm (hot‑rolled); 0.5 – 6.0 mm (cold‑rolled)

• Width: 1000 – 3000 mm

• Length: 2000 – 12000 mm

Surface: Annealed, Pickled, Bright, 1D, 2B, 2D, BA

Testing: Chemical analysis, tensile test (Rm 600‑850 MPa, Rp0.2 ≥310 MPa), elongation (≥35%), flattening test, oxidation resistance test (cyclic and isothermal), creep rupture test (per EN 10291), dimensional inspection

Applications

(1)Furnace – 253MA stainless steel for furnace components (radiant tubes, burner nozzles, recuperators, furnace linings) provides excellent oxidation resistance and creep strength, reducing downtime from scaling and deformation.

(1)Kiln – 253MA stainless steel for kiln (cement kilns, lime kilns, rotary kilns) withstands thermal cycling and abrasive atmospheres, delivering high strength at elevated temperatures where conventional grades fail.

(1)Heat treatment equipment – 253MA stainless steel for heat treatment equipment (retorts, baskets, muffles, trays) leverages its rare earth alloy design for continuous service up to 1100°C, maintaining dimensional stability under heavy loads.

(1)Boiler – 253MA stainless steel for boiler (superheater tubes, reheaters, economizers) resists high-temperature corrosion and thermal fatigue, offering longer lifespan in coal-fired and biomass power plants.

(1)Petrochemical industry – 253MA stainless steel for petrochemical industry (hydrocarbon furnaces, reformers, incinerators, waste heat recovery units) combines oxidation resistance and creep strength, handling aggressive flue gases and thermal stresses.

(1)Exhaust system – 253MA stainless steel for exhaust system (diesel particulate filter housings, exhaust manifolds, turbocharger casings) endures rapid thermal cycling and corrosive condensates, outperforming ferritic and standard austenitic grades.

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