Location » Home » Grades > Stainless Steels > 1.4120

AWS 1.4120 Details

Rolled, Wrought or Cast Stainless Steel Products for Medical Instruments

AWS 1.4120 Standard Download

Tags

1.4120 Application:Rolled, Wrought or Cast Stainless Steel Products for Medical Instruments
Category Type Grade Designations
Grades Stainless Steels 1.4120 Germany - AWS , SEW 400 - Stainless steels for rolled and forged products
DIN 17442 (1977) - Rolled, Wrought or Cast Stainless Steel Products for Medical Instruments
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 of grade 1.4120
Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
923 (≥) 489 (≥) 11 21 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 231
Physical properties of grade 1.4120
Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
386 (≥) 826 (≥) 14 33 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 142
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
469 949 687
1.4120 Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
X20CrMo13 AWS Germany
Rolled, Wrought or Cast Stainless Steel Products for Medical Instruments
1.4120 AWS Germany
Rolled, Wrought or Cast Stainless Steel Products for Medical Instruments

Relevant products