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Description

USA AISI S44400 Specialsteel Ferritic Chromium Molybdenum Stainless Steel (18Cr-2Mo) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: S44400
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel S44400 Ferrite AISI USA Ferritic Chromium Molybdenum Stainless Steel (18Cr-2Mo)

Chemical composition(mass fraction)(wt.%) of the S44400

C Mn Si P S Cr Ni Mo N
≤0.025 ≤1.00 ≤1.00 ≤0.04 ≤0.03 17.50 -19.50 ≤1.00 1.75 -2.50 ≤0.035

Mechanical Properties of steel grade S44400

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)
731 (≥) 996 (≥) 14 32 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade S44400

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 - -     0.42 -  
376 321 - 21.3 231   -  
686 - 23 24.2   324 124

Heat Treatment of steel grade S44400

Heat treated : 1417°C - 1165°C

Technological Curves of steel grade S44400

Cross Reference Table (Equivalent Grade) of S44400


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