K42247 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K42247

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AISI K42247

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This page is mainly introduced the K42247 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K42247,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Alloy Steel

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.22
Si   0.40
Mn   0.75
P  
S  
Ni   0.75
Cr   12.50
Al  
Cu  
Ti  
Fe   remaining
N  
Mo   1.00
W   1.00
V   0.22

Mechanical Properties

Tensile strength 345~871 σb/MPa
Yield Strength 470 σ 0.2 ≥/MPa
Elongation 46 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 206~216 -
HRC 30 -

Physical Properties

Thermal expansion 32-80 e-6/K
Thermal conductivity 62-59 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 3294-5723 째C
Density 4332-1733 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)
K42247 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