SA-213 18Cr-2Mo Stainless Steels to SA-213/SA-213M

SA-213 18Cr-2Mo - Specification & Application

  • SA-213/SA-213M - Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes

Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes

Chemical composition(wt.%) of SA-213 18Cr-2Mo grade: to SA-213/SA-213M

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.03
Ni 13.00 15.00
Cr 17.00 19.00
Al - -
Cu - -
Ti - -
Fe - -
N - -
Mo 1.75 2.75
V - -

SA-213 18Cr-2Mo - Detail

Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes

Mechanical properties of grade SA-213 18Cr-2Mo SA-213/SA-213M

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)
261 (≥) 565 (≥) 42 22 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical properties of grade SA-213 18Cr-2Mo SA-213/SA-213M

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
889 (≥) 781 (≥) 13 34 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 134
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
932 211 568

Equivalent Products

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