25X17H2 Stainless Steels

25X17H2 - Specification & Application

Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(wt.%) of 25X17H2 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.22 0.28
Si 0.30 0.70
Mn - 0.30
P - 0.030
S - 0.030
Cr 16.30 17.70
Ni 2.00 2.50
Mo - 0.30
W 2.00 2.50

25X17H2 - Detail

Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Mechanical properties of grade 25X17H2

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)
127 (≥) 772 (≥) 32 43 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 132

Physical properties of grade 25X17H2

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
525 (≥) 929 (≥) 43 14 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 332
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
816 682 581

Equivalent Grade

Equivalent Products

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