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440C

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America SAE 440C Special Purpose Alloys ("Superalloys") and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 440C / 440C
Category Grade Standard Region/Area Standard Content
Metals 440C SAE J 467 America Special Purpose Alloys ("Superalloys")

Chemical composition(mass fraction)(wt.%) of the 440C

Element Min Max Similar
Si - 1.0000 -
S - 0.0300 -
P - 0.0400 -
Mo - 0.7500 -
Mn - 1.0000 -
Cr 16.0000 18.0000 -
C 0.9500 1.2000 -
Si - - 0.4000
Mo - - 0.5000
Mn - - 0.5000
Cr - - 17.5000
C - - 1.1000

Mechanical Properties of steel grade 440C

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)
931 (≥) 122 (≥) 14 24 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade 440C

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
11 - -     0.41 -  
854 173 - 33.3 311   -  
881 - 41 11.2   232 314

Heat Treatment of steel grade 440C

Heat treated : 1433°C - 1432°C

Technological Curves of steel grade 440C

Cross Reference Table (Equivalent Grade) of 440C

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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