17X18H9 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 17X18H9

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GOST 17X18H9

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This page is mainly introduced the 17X18H9 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 17X18H9,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
  • Steel Garde:17X18H9
  • Type:Stainless Steels
  • Country:Russia
  • Standard:GOST
  • Metallographic Structure:Austenite
  • Application:Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.13  0.21
Si   0.80
Mn   2.00
P   0.035
S   0.020
Cr 17.00  19.00
Ni 8.00  10.00
Mo   0.30
W   0.20
Ti   0.50

Mechanical Properties

Tensile strength 661~480 σb/MPa
Yield Strength 694 σ 0.2 ≥/MPa
Elongation 21 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 173~311 -
HRC 30 -

Physical Properties

Thermal expansion 69-12 e-6/K
Thermal conductivity 03-27 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1588-1941 째C
Density 5463-0904 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)
17X18H9 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

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