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J42045

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J11872 J82090
#J42045

Description

USA UNS J42045 Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service and J42045 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: J42045
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy J42045 UNS USA Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service
C5
C12
C12A
CA15
J12524
J12082
J22000
J12072
J21890
J11872

Chemical composition(mass fraction)(wt.%) of the J42045

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
≤0.20 ≤0.75 0.40-0.70 0.04 0.045 4.00-6.50 － 0.45-0.60

Mechanical Properties of steel grade J42045

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)
224 (≥) 818 (≥) 44 13 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade J42045

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
33 - -     0.13 -  
425 792 - 31.3 334   -  
929 - 41 21.2   232 313

Heat Treatment of steel grade J42045

Heat treated : 1522°C - 1669°C

Technological Curves of steel grade J42045

Cross Reference Table (Equivalent Grade) of J42045

Grade Standard Country Application
UNS J42045 AISI USA
J42045 UNS USA Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service
J42045 UNS USA Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service
J11872 J82090
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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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