HNV7(71360) chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of HNV7(71360)

UNS HNV7(71360)

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This page is mainly introduced the HNV7(71360) chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of HNV7(71360),such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel for intake valves

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.55 
Si 0.20 
Mn 0.20 
P  
S  
Cr 3.50 
W 14.0 

Mechanical Properties

Tensile strength 872~651 σb/MPa
Yield Strength 153 σ 0.2 ≥/MPa
Elongation 83 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 360~890 -
HRC 30 -

Physical Properties

Thermal expansion 94-31 e-6/K
Thermal conductivity 46-92 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 2882-7870 째C
Density 8740-2189 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)
HNV7(71360) 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