K12249 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K12249

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AISI K12249

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This page is mainly introduced the K12249 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of K12249,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   0.60
Si  
Mn 7.00  10.00
P  
S  
Ni 3.50  5.00
Cr  
Al  
Cu  
Ti  
Fe  
N 0.30  0.50
Mo  

Mechanical Properties

Tensile strength 650~956 σb/MPa
Yield Strength 981 σ 0.2 ≥/MPa
Elongation 84 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 609~817 -
HRC 30 -

Physical Properties

Thermal expansion 68-11 e-6/K
Thermal conductivity 36-88 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 8677-4049 째C
Density 7681-5841 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)
K12249 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

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