12X25H16Γ7AP chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12X25H16Γ7AP

GOST 12X25H16Γ7AP

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This page is mainly introduced the 12X25H16Γ7AP chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 12X25H16Γ7AP,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

Cross Reference Table(Equivalent Materials):

Material Standard Country
12X25H16Γ7AP(ЭИ835) GOST Russia

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.12
Si   1.00
Mn 5.00  7.00
P   0.035
S   0.020
Cr 23.00  26.00
Ni 15.00  18.00
Mo   0.30
W   0.20
Ti   0.20
N 0.30  0.45
B   0.010

Mechanical Properties

Tensile strength 601~771 σb/MPa
Yield Strength 113 σ 0.2 ≥/MPa
Elongation 63 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 616~478 -
HRC 30 -

Physical Properties

Thermal expansion 77-09 e-6/K
Thermal conductivity 54-92 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3781-6268 째C
Density 6189-4665 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)
12X25H16Γ7AP 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