X2CrNi18-9 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X2CrNi18-9

ISO X2CrNi18-9

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This page is mainly introduced the X2CrNi18-9 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X2CrNi18-9,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steels - Chemical composition

Cross Reference Table(Equivalent Materials):

Material Standard Country
X2CrNi18-9 B.S. UK
1.4307 B.S. UK
X2CrNi18-9 AFNOR France
1.4307 AFNOR France

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.03
Si   1.00
Mn   1.00
P   0.045
S   0.030
Cr 17.50  19.50
Ni 8.00  10.00
Mo  
N   0.11

Mechanical Properties

Tensile strength 951~482 σb/MPa
Yield Strength 342 σ 0.2 ≥/MPa
Elongation 69 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 998~428 -
HRC 30 -

Physical Properties

Thermal expansion 94-28 e-6/K
Thermal conductivity 09-74 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1893-0660 째C
Density 3670-7670 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)
X2CrNi18-9 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