12X18H9T chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12X18H9T

GOST 12X18H9T

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This page is mainly introduced the 12X18H9T chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12X18H9T,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:12X18H9T
  • 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   0.12
Si   0.80
Mn   2.00
P   0.035
S   0.020
Cr 17.00  19.00
Ni 8.00  9.50
Mo   0.30
W   0.20
Ti 5×C  0.80

Mechanical Properties

Tensile strength 107~392 σb/MPa
Yield Strength 095 σ 0.2 ≥/MPa
Elongation 82 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 930~592 -
HRC 30 -

Physical Properties

Thermal expansion 87-04 e-6/K
Thermal conductivity 02-85 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5943-4429 째C
Density 0253-6522 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)
12X18H9T 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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