12X8BΦ chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12X8BΦ

Location » Home » Grades > Stainless Steels > 12X8BΦ

GOST 12X8BΦ

Profile

This page is mainly introduced the 12X8BΦ chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12X8BΦ,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:12X8BΦ
  • Type:Stainless Steels
  • Country:Russia
  • Standard:GOST
  • Metallographic Structure:Martensite
  • 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 0.08  0.15
Si   0.60
Mn   0.50
P   0.030
S   0.025
Cr 7.00  8.50
Ni   0.60
Mo   0.20
W 0.60  1.00
Ti   0.03
V 0.30  0.50

Mechanical Properties

Tensile strength 816~073 σb/MPa
Yield Strength 242 σ 0.2 ≥/MPa
Elongation 33 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 517~537 -
HRC 30 -

Physical Properties

Thermal expansion 79-63 e-6/K
Thermal conductivity 96-03 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1579-4615 째C
Density 0455-8229 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)
12X8BΦ 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

Hot keywords:12X8BΦ
Previous: 15X5BΦ
Next: 40X9C2