310SCb Stainless Steels

310SCb - Specification & Application

Specification for Steel Forgings, Austenitic, for Pressure and High Temperature Parts

Chemical composition(wt.%) of 310SCb grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Si - 1.50
Mn - 2.00
P - 0.045
S - 0.03
Cr 24.00 26.00
Ni 19.00 22.00
Nb+Ta - 1.10

310SCb - Detail

Specification for Steel Forgings, Austenitic, for Pressure and High Temperature Parts

Mechanical properties of grade 310SCb

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)
997 (≥) 866 (≥) 12 21 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical properties of grade 310SCb

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
216 (≥) 794 (≥) 13 44 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 443
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
936 698 488

Equivalent Products

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