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J94204

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J94203 J94603
#J94204

Description

USA UNS J94204 Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application and J94204 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: J94204
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy J94204 UNS USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
J93790
J93000
J93254
J93202
J93400
J93401
J93402
J94651
N08007
J94203

Chemical composition(mass fraction)(wt.%) of the J94204

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.35-0.45 1.75 1.5 0.04 0.04 23.0-27.0 19.0-22.0 ≤0.50

Mechanical Properties of steel grade J94204

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)
793 (≥) 691 (≥) 42 34 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade J94204

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
34 - -     0.22 -  
779 661 - 31.3 421   -  
127 - 14 24.2   233 243

Heat Treatment of steel grade J94204

Heat treated : 1471°C - 1296°C

Technological Curves of steel grade J94204

Cross Reference Table (Equivalent Grade) of J94204

Grade Standard Country Application
UNS J94204 AISI USA
J94204 UNS USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
J94204 UNS USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
J94203 J94603
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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