SA-705 S13800 Stainless Steels to SA-705/SA-705M

SA-705 S13800 - Specification & Application

  • SA-705/SA-705M - Specification for Age-Hardening Stainless Steel Forgings

Specification for Age-Hardening Stainless Steel Forgings

Chemical composition(wt.%) of SA-705 S13800 grade: to SA-705/SA-705M

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.05
Mn - 0.20
Si - 1.00
P - 0.01
S - 0.008
Cr 12.25 13.00
Ni 7.50 8.50
Mo 2.00 2.50
Al 0.90 1.35
N - 0.01

SA-705 S13800 - Detail

Specification for Age-Hardening Stainless Steel Forgings

Mechanical properties of grade SA-705 S13800 SA-705/SA-705M

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)
747 (≥) 146 (≥) 14 11 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical properties of grade SA-705 S13800 SA-705/SA-705M

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
838 (≥) 441 (≥) 33 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 142
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
177 257 464
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