J42240 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of J42240

Location » Home » Grades > Stainless Steels > J42240

AISI J42240

Profile

This page is mainly introduced the J42240 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of J42240,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Alloy steel casting

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 422~848 σb/MPa
Yield Strength 523 σ 0.2 ≥/MPa
Elongation 04 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 032~340 -
HRC 30 -

Physical Properties

Thermal expansion 66-92 e-6/K
Thermal conductivity 54-90 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 9549-2851 째C
Density 1323-0796 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)
J42240 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