1.4120 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4120

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AWS 1.4120

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This page is mainly introduced the 1.4120 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4120,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Rolled, Wrought or Cast Stainless Steel Products for Medical Instruments
  • Steel Garde:1.4120
  • Type:Stainless Steels
  • Country:Germany
  • Standard:AWS
  • Standard Number:
    ITEM Standard Number Descriptions
    1 SEW 400 Stainless steels for rolled and forged products
    2 DIN 17442 (1977) Rolled, Wrought or Cast Stainless Steel Products for Medical Instruments
  • Application:Rolled, Wrought or Cast Stainless Steel Products for Medical Instruments

Cross Reference Table(Equivalent Materials):

Material Standard Country
X20CrMo13 AWS Germany

Chemical composition(mass fraction)(wt.%)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.17  0.22
Si   1.00
Mn   1.00
P   0.040
S   0.015
Cr 12.0  14.0
Mo 0.90  1.30
Ni   1.00

Mechanical Properties

Tensile strength 682~183 σb/MPa
Yield Strength 774 σ 0.2 ≥/MPa
Elongation 74 δ5≥(%)
ψ - ψ≥(%)
Akv - Akv≥/J
HBS 183~470 -
HRC 30 -

Physical Properties

Thermal expansion 04-20 e-6/K
Thermal conductivity 99-89 W/m.K
Specific heat 450-460 J/kg.K
Melting temperature 5060-1474 째C
Density 9279-9769 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)
1.4120 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