S18200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S18200

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AISI S18200

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This page is mainly introduced the S18200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S18200,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Ferritic Chromium Molybdenum Free-Machining Stainless Steel (18-2FM)

  • Steel Garde:S18200
  • Type:Stainless Steels
  • Country:USA
  • Standard:AISI
  • Metallographic Structure:Ferrite
  • Application:Ferritic Chromium Molybdenum Free-Machining Stainless Steel (18-2FM)

Cross Reference Table(Equivalent Materials):

Material Standard Country
A 581 S18200 SAE USA
A 582 S18200 SAE USA
A 581 S18200 SAE USA
A 582 S18200 SAE USA
S18200 AISI USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.08
Mn   2.50
Si   1.00
P   0.04
S 0.15 
Cr 17.50  19.50
Ni  
Mo 1.50  2.50

Mechanical Properties

Tensile strength 522~973 σb/MPa
Yield Strength 922 σ 0.2 ≥/MPa
Elongation 14 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 230~726 -
HRC 30 -

Physical Properties

Thermal expansion 13-53 e-6/K
Thermal conductivity 96-31 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8506-7539 째C
Density 8063-1505 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

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Size Availability

Steel Grade Specification Processing range(mm)
S18200 Stainless Steels Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download