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Cold Rolled 254 SMO Stainless Steel Coil with Bright Surface and Superior Corrosion Resistance

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Cold Rolled 254 SMO Stainless Steel Coil with Bright Surface and Superior Corrosion Resistance

Certification : ISO, AISI, ASTM

MOQ : 50

Price : 2.14

Model NO. : 254 SMO

Shape : Flat

Technique : Cold Rolled

Surface Treatment : Bright

Specification : 0.01-3mm

Thickness : 4mm-100mm

Width : 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm

Length : 2000mm, 2440mm, 3000mm, 5800mm, 6000mm

Surface : 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching

Finish : Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated)

Form : Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange)

Density : 8.0 g/cm3

Melting Point : 1320-1390 °C

Yield Strength : 300

Tensile Strength : 650

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254 SMO Plate SA 240 UNS S31254 Sheet/Strip/Coil
Alloy 254 SMO is a premium super austenitic stainless steel with exceptional corrosion resistance properties. This high-end alloy contains molybdenum and nitrogen with low carbon content, offering outstanding performance in challenging environments.
Product Specifications
Specification Details
Standard ASTM A240 / ASME SA240
Thickness 4mm - 100mm
Width 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc
Length 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Surface Finish 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching
Available Forms Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange)
Chemical Composition
Element Content (%)
Ni17.5 - 18.5
Cr19.5 - 20.5
Mo6.0 - 6.5
Cu0.5 - 1.0
N0.18 - 0.22
C0.02 max
Mn1.0 max
Si0.08 max
P0.03 max
S0.01 max
Mechanical Properties
Property Value
Density8.0 g/cm³
Melting Point1320-1390 °C
Yield Strength (0.2% Offset)300 MPa
Tensile Strength650 MPa
Elongation35%
Equivalent Grades
Standard Designation
UNSS31254
WERKSTOFF NR.1.4547
AFNORZ1 CNDU 20.18.06Az
ENX1CrNiMoCuN20-18-7
SIS2378
Key Features & Benefits
Alloy 254 SMO demonstrates outstanding resistance to pitting, crevice corrosion, stress corrosion cracking, and corrosion fatigue. With strength nearly twice that of 300 series stainless steel, it offers high ductility and impact strength while maintaining excellent corrosion resistance in high chloride environments.
Corrosion Resistance
  • Excellent resistance to pitting and crevice corrosion due to high chromium, molybdenum, and nitrogen content
  • Very low carbon content minimizes risk of carbide precipitation during heating
  • Superior resistance in chloride-containing waters, suitable for prolonged seawater exposure
Industrial Applications
  • Petroleum production equipment
  • Saltwater handling systems
  • Food and chemical processing equipment
  • Pulp mill bleach systems
  • Flue gas desulphurization scrubbers
  • Tall oil distillation columns
  • Offshore oil & gas production equipment
  • Desalination equipment
  • Heat exchangers and pipework
  • Valves, pumps, and flanges
Product Gallery
Cold Rolled 254 SMO Stainless Steel Coil with Bright Surface and Superior Corrosion Resistance Cold Rolled 254 SMO Stainless Steel Coil with Bright Surface and Superior Corrosion Resistance Cold Rolled 254 SMO Stainless Steel Coil with Bright Surface and Superior Corrosion Resistance Cold Rolled 254 SMO Stainless Steel Coil with Bright Surface and Superior Corrosion Resistance Cold Rolled 254 SMO Stainless Steel Coil with Bright Surface and Superior Corrosion Resistance Cold Rolled 254 SMO Stainless Steel Coil with Bright Surface and Superior Corrosion Resistance Cold Rolled 254 SMO Stainless Steel Coil with Bright Surface and Superior Corrosion Resistance

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