STR409L chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STR409L

Location » Home » Grades > Stainless Steels > STR409L

KS STR409L

Profile

This page is mainly introduced the STR409L chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of STR409L,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Heat - resisting steel plates and sheets
  • Steel Garde:STR409L
  • Type:Stainless Steels
  • Country:Korea
  • Standard:KS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 D 3732 (2002) Heat - resisting steel plates and sheets
  • Metallographic Structure:Ferrite
  • Application:Heat - resisting steel plates and sheets

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C   0.03
Si   1.00
Mn   1.00
P   0.04
S   0.03
Cr 10.50  11.75
Ni   0.60
Mo  
N  
Ti 6×C%  0.75

Mechanical Properties

Tensile strength 816~541 σb/MPa
Yield Strength 014 σ 0.2 ≥/MPa
Elongation 25 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 557~220 -
HRC 30 -

Physical Properties

Thermal expansion 76-72 e-6/K
Thermal conductivity 99-25 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 7798-3152 째C
Density 7909-5403 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)
STR409L 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

Hot keywords:STR409L
Previous: STR409
Next: NCF600