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Description

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

Datasheet for: Steel Grades:Special Alloy: HN
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy HN ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HI
HK
HE
HT
HU
HW
HX
HC
HD
HL

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

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.20-0.50 2 2 0.04 0.04 19.0-23.0 23.0-27.0 0.5

Mechanical Properties of steel grade HN

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)
742 (≥) 432 (≥) 12 42 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade HN

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
12 - -     0.13 -  
644 987 - 33.3 322   -  
869 - 12 24.2   331 414

Heat Treatment of steel grade HN

Heat treated : 1488°C - 1482°C

Technological Curves of steel grade HN

Cross Reference Table (Equivalent Grade) of HN

Grade Standard Country Application
SAE HNVl SAE USA precipitation hardening
SAE HNV2 SAE USA precipitation hardening
SAE HNV3 SAE USA precipitation hardening
SAE HNV4 SAE USA precipitation hardening
SAE HNV5 SAE USA precipitation hardening
SAE HNV6 SAE USA precipitation hardening
SAE HNV7(71360) SAE USA precipitation hardening
SAE HNV8 SAE USA precipitation hardening
ASTM HN AISI USA
HN ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HN ASTM USA Steel Castings, Iron-Chromium and Iron-Chromium-Nickel,Heat Resistant, for General Application
HL HP
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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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