NV5(8645) chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NV5(8645)

UNS NV5(8645)

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This page is mainly introduced the NV5(8645) chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of NV5(8645),such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel for intake valves

Cross Reference Table(Equivalent Materials):

Material Standard Country
HNV5 UNS USA
S63005 AISI USA
H86450 AISI USA

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.42  0.49
Si 0.15  0.30
Mn 0.70  1.05
P   0.035
S   0.04
Cr 0.35  0.65
Ni 0.35  0.75
Mo 0.15  0.25

Mechanical Properties

Tensile strength 834~166 σb/MPa
Yield Strength 193 σ 0.2 ≥/MPa
Elongation 48 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 972~850 -
HRC 30 -

Physical Properties

Thermal expansion 18-28 e-6/K
Thermal conductivity 17-31 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5905-1675 째C
Density 1588-1945 kg/m3
Resistivity 0.50-0.60 Ohm.mm2/m
     

Heat Treatment Regime

Annealing

Quenching

Tempering

Normalizing

Q & T

Size Availability

Steel Grade Specification Processing range(mm)
NV5(8645) Stainless Steels Round Bar and Hollow Bar Φ1 to Φ2000
Square and Flat Steel Φ10 to Φ100
Plate and Sheet 0.08-800(Thickness)*10-1500(Width)*Length
Tube or Pipe OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
Coil and Strip Steel THK:0.1mm Width:1500mm
Forged Ring/Cylindrical/Disk

Technical specification/standard for download