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Description

USA UNS J94003 Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application and J94003 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: J94003
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy J94003 UNS USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HU
HW
HX
HC
HD
HL
HN
HP
J92603
J93503

Chemical composition(mass fraction)(wt.%) of the J94003

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%)
0.20-0.50 2 2 0.04 0.04 26.0-30.0 14.0-18.0 0.5

Mechanical Properties of steel grade J94003

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)
737 (≥) 557 (≥) 41 22 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade J94003

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
14 - -     0.23 -  
262 757 - 41.3 241   -  
252 - 44 32.2   143 423

Heat Treatment of steel grade J94003

Heat treated : 1282°C - 1232°C

Technological Curves of steel grade J94003

Cross Reference Table (Equivalent Grade) of J94003

Grade Standard Country Application
UNS J94003 AISI USA
J94003 UNS USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
J94003 UNS USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application

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