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HNV 8

Favorite Datasheet

America SAE HNV8 Engine poppet valve information report and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: HNV8 / HNV 8
Category Grade Standard Region/Area Standard Content
Metals HNV 8 SAE J 775 America Engine poppet valve information report

Chemical composition(mass fraction)(wt.%) of the HNV 8

Element Min Max Similar
W 0.7500 1.2500 -
V 0.1500 0.3000 -
Si - 0.7500 -
S - 0.0300 -
P - 0.0400 -
Ni 0.5000 1.0000 -
Mo 0.7500 1.2500 -
Mn - 1.0000 -
Cu - 0.5000 -
Cr 11.0000 12.5000 -
C 0.2000 0.2500 -

Mechanical Properties of steel grade HNV 8

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)
593 (≥) 924 (≥) 34 41 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade HNV 8

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
32 - -     0.31 -  
332 698 - 23.3 424   -  
886 - 13 13.2   134 333

Heat Treatment of steel grade HNV 8

Heat treated : 1668°C - 1368°C

Technological Curves of steel grade HNV 8

Cross Reference Table (Equivalent Grade) of HNV 8

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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Jiangyou Longhai Special Steel Co.,Ltd.

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