03X14H7B Stainless Steels

03X14H7B - Specification & Application

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

Chemical composition(wt.%) of 03X14H7B grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.03
Si - 0.70
Mn - 0.70
P - 0.030
S - 0.020
Cr 13.50 15.00
Ni 6.00 7.00
Mo - 0.30
Ti - 0.05
B - 0.0030

03X14H7B - Detail

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

Mechanical properties of grade 03X14H7B

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)
157 (≥) 724 (≥) 43 24 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical properties of grade 03X14H7B

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
843 (≥) 443 (≥) 23 23 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 213
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
233 511 487

Equivalent Grade

Equivalent Products

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