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Description

USA AISI S44401 Specialsteel Chromium Molybdenum Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: S44401
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel S44401 Ferrite AISI USA Chromium Molybdenum Stainless Steel

Chemical composition(mass fraction)(wt.%) of the S44401

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

Mechanical Properties of steel grade S44401

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)
743 (≥) 842 (≥) 44 41 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade S44401

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
44 - -     0.14 -  
352 311 - 21.3 442   -  
597 - 13 32.2   144 133

Heat Treatment of steel grade S44401

Heat treated : 1133°C - 1598°C

Technological Curves of steel grade S44401


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