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Description

USA UNS S13800 Martensitic special steel and S13800 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: S13800
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel S13800 UNS USA Martensitic special steel
S44020
Type440F
Type440F
Type440FSe
Type440FSe
S44023
S44023
S44023
S44023
S13800

Chemical composition(mass fraction)(wt.%) of the S13800

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%) N(%) Al(%)
0.05 0.1 0.2 Max 0.01 Max 0.008 12.25-13.5 7.50-8.50 7.50-8.50 0.01 0.90-1.35

Mechanical Properties of steel grade S13800

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
689 (≥) 663 (≥) 42 11 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical Properties of steel grade S13800

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
31 - -     0.31 -  
635 333 - 43.3 222   -  
336 - 42 44.2   134 232

Heat Treatment of steel grade S13800

Heat treated : 1478°C - 1912°C

Technological Curves of steel grade S13800

Cross Reference Table (Equivalent Grade) of S13800

Grade Standard Country Application
AISI S13800 USA precipitation hardening
UNS S13800 UNS USA precipitation hardening
S13800 UNS USA Martensitic special steel
S13800 UNS USA Martensitic special steel

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