A 581 S18200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 581 S18200

SAE A 581 S18200

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This page is mainly introduced the A 581 S18200 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 581 S18200,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Free-Machining Stainless Steel Wire and Wire Rods

Cross Reference Table(Equivalent Materials):

Material Standard Country
A 582 S18200 SAE USA
S18200 AISI 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 864~116 σb/MPa
Yield Strength 018 σ 0.2 ≥/MPa
Elongation 97 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 826~439 -
HRC 30 -

Physical Properties

Thermal expansion 92-86 e-6/K
Thermal conductivity 45-20 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 4133-0348 째C
Density 5977-6376 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
A 581 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