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Description

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

Datasheet for: Steel Grades:Special Alloy: HE
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy HE ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
J91149
J91309
J91459
J91249
J91339
J91340
HF
HH
HI
HK

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

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.20-0.50 2 2 0.04 0.04 26.0-30.0 8.0-11.0 0.5

Mechanical Properties of steel grade HE

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)
245 (≥) 424 (≥) 34 23 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade HE

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
24 - -     0.13 -  
483 775 - 33.3 421   -  
615 - 23 42.2   422 413

Heat Treatment of steel grade HE

Heat treated : 1821°C - 1554°C

Technological Curves of steel grade HE

Cross Reference Table (Equivalent Grade) of HE

Grade Standard Country Application
SAE HEVl SAE USA precipitation hardening
SAE HEV2 SAE USA precipitation hardening
SAE HEV3 SAE USA precipitation hardening
SAE HEV6 SAE USA
SAE HEV7 SAE USA precipitation hardening
SAE HEV8 SAE USA precipitation hardening
ASTM HE AISI USA
SPHE CNS China China Taiwan Structural steel
HE ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HE ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HK HT
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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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