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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

Relevant products:

1.4120 / X20CrMo...

X20CrMo13 / 1.41...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
X20CrMo13	AWS	Germany

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
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	586～786	σb/MPa
Yield Strength	036	σ 0.2 ≥/MPa
Elongation	77	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	378～431	-
HRC	30	-

Physical Properties

Thermal expansion	85-94	e-6/K
Thermal conductivity	70-79	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8089-5673	째C
Density	7667-4523	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