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Description

USA UNS HNV5 Specialsteel Steel for intake valves and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: HNV5
Category Class Grade Standard Country Application
Steel GradesSpecialsteel HNV5 UNS USA Steel for intake valves

Chemical composition(mass fraction)(wt.%) of the HNV5

C Si Mn P S Cr Ni Mo
0.35 - 2.50 - 0.40 - - - 13.00 - 8.00 - ≥ 0.5 - ≥

Mechanical Properties of steel grade HNV5

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)
815 (≥) 813 (≥) 23 43 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade HNV5

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
11 - -     0.13 -  
844 862 - 41.3 444   -  
445 - 13 42.2   142 242

Heat Treatment of steel grade HNV5

Heat treated : 1117°C - 1247°C

Technological Curves of steel grade HNV5

Cross Reference Table (Equivalent Grade) of HNV5


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