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GOST 20X25H20C2 Details

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20X25H20C2 Application:Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Category Type Grade Microstructure Designations
Grades Stainless Steels 20X25H20C2 Austenite Russia - GOST ,

Chemical composition(wt.%) of 20X25H20C2 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.20
Si 2.00 3.00
Mn - 1.50
P - 0.035
S - 0.020
Cr 24.00 27.00
Ni 18.00 21.00
Mo - 0.30
W - 0.20
Ti - 0.20
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Mechanical properties of grade 20X25H20C2

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
696 (≥) 557 (≥) 13 23 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical properties of grade 20X25H20C2

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
451 (≥) 349 (≥) 31 43 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 411
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
699 737 564

20X25H20C2 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
20X25H20C2 GOST Russia
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

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