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Description

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

Datasheet for: Steel Grades:Special Alloy: HI
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy HI ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
J91129
J91139
J91149
J91309
J91459
J91249
J91339
J91340
HF
HH

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

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 HI

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)
794 (≥) 411 (≥) 11 32 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade HI

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
13 - -     0.21 -  
839 976 - 12.3 342   -  
749 - 44 41.2   112 343

Heat Treatment of steel grade HI

Heat treated : 1977°C - 1788°C

Technological Curves of steel grade HI

Cross Reference Table (Equivalent Grade) of HI

Grade Standard Country Application
M2 hight C ASTM USA Molybdenum series High-speed tool steel
M10 Hight C ASTM USA Molybdenum series High-speed tool steel
HIP SS Sweden Carbide for cutting tools
HIP SS Sweden Carbide for cutting tools
ASTM HI AISI USA
HI ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HI ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HH HK
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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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