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Description

USA AISI G12144 Specialsteel Rephosphorized and Resulfurized Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: G12144
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel G12144 Precipitation-Hardening AISI USA Rephosphorized and Resulfurized Carbon Steel

Chemical composition(mass fraction)(wt.%) of the G12144

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo B Zr
≤0.05 ≤0.20 ≤0.50 ≤ ≥ ≤ ≥ ≤remaining 15.00 -17.00 4.00 -5.00 ≤ ≥ ≤0.50 2.00 -4.00 ≤ ≥ ≤0.50 ≤0.006 ≤0.05

Mechanical Properties of steel grade G12144

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)
974 (≥) 942 (≥) 44 44 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade G12144

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
23 - -     0.44 -  
185 623 - 32.3 222   -  
971 - 24 21.2   213 434

Heat Treatment of steel grade G12144

Heat treated : 1293°C - 1941°C

Technological Curves of steel grade G12144

Cross Reference Table (Equivalent Grade) of G12144


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