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 201~004 σb/MPa
Yield Strength 880 σ 0.2 ≥/MPa
Elongation 68 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 780~727 -
HRC 30 -

Physical Properties

Thermal expansion 54-80 e-6/K
Thermal conductivity 10-01 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 1025-8598 째C
Density 1412-6135 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