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J92971

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J92901 J92972
#J92971

Description

USA UNS J92971 Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application and J92971 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: J92971
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy J92971 UNS USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HK30
HK40
HT30
J92500
J92800
J92804
J92600
J92710
J92900
J92901

Chemical composition(mass fraction)(wt.%) of the J92971

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％) Nb(%)
0.1 1.5 1.5 0.04 0.04 15.0-18.0 13.0-16.0 1.75-2.25 ≥10×C％-1.20

Mechanical Properties of steel grade J92971

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)
887 (≥) 476 (≥) 34 22 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade J92971

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
31 - -     0.14 -  
483 131 - 14.3 132   -  
947 - 34 43.2   143 332

Heat Treatment of steel grade J92971

Heat treated : 1333°C - 1579°C

Technological Curves of steel grade J92971

Cross Reference Table (Equivalent Grade) of J92971

Grade Standard Country Application
UNS J92971 AISI USA
J92971 UNS USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
J92971 UNS USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
J92901 J92972
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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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