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Material Description

Material Number Material Name Material Number (single) Standard Scope Standard Status Country Predecessor VDA 231-106 classification Application temperature [°C]
1.4120 (SEW 400 : 1997-02) X20CrMo13 1.4120 SEW 400 : 1997-02 Supersedes SEW 400 : 1991-02 Valid Germany X 20 CrMo 13 1.1.2 ≤ 500 1)
1) Remark: Steel X20CrMo13 shows increased thermal and corrosion resistance. Application in tempered condition at operating temperatures from 450 to 500 °C. for turbine blades, valve cones, valve seats in hot steam valves. The steel is suitable for mirror finishing. X20CrMo13 shows owing to the Mo-content higher thermal and corrosion resistance than the comparable steel 1.4021. No forming is designated.

Chemical Composition

C [%] Cr [%] Mn [%] Mo [%] Ni [%] P [%] S [%] Si [%] Remainder
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Material Compliance

REACh RoHS
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Mechanical Properties

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Specimen Direction Tensile Strength [MPa] Yield Strength [MPa] Yield Strength (0.2% offset) [MPa] Elongation A [%] Hardness HB | HBW
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Physical Properties

Temperature [°C] Density [g/cm³] Young's Modulus [GPa] Shear Modulus [GPa] Poisson's Ratio Mean Coefficient of Thermal Expansion (reference 20°C) [10^-6*K^-1] Differential Coefficient of Thermal Expansion [10^-6*K^-1] Thermal Conductivity [W/(m*K)] Thermal Diffusivity [10^-6 m²/s] Specific Electrical Resistance [µΩm] Mean Specific Heat Capacity [kJ/(kg*K)] True Specific Heat Capacity [kJ/(kg*K)] Magnetizeability
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Toughness Data (Impact)

Condition Nominal Size [mm] Temperature [°C] Specimen Shape Specimen Direction Notch Impact Energy [J]
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Welding and Joining

Procedure Welding and Joining - Evaluation
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Heat Treatment

Heat Treatment Temperature [°C] Medium
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Cross Reference

Material Name Country Standard
2Cr12MoV China GB T 8732
Z 20 CD 14 France NF A 35-586
3H17M Poland PN 86020
20MoCr130 Romania STAS 3583

Producer/Supplier/Trade names

Tradename Supplier
1.4120 Walzwerke Einsal GmbH, Nachrodt
1.4120 Chr. Höver & Sohn GmbH & Co KG, Lindlar
1.4120 SCHMOLZ + BICKENBACH GUSS GmbH, Krefeld
1.4120 Klaus Kuhn Edelstahlgießerei GmbH, Radevormwald
1.4120 Rolf Kind GmbH, Gummersbach
1.4120 NIRONIT Edelstahlhandel GmbH, Rosengarten
1.4120 H. Kleineberg GmbH, Stelle
1.4120 INOX SERVICE CENTER GmbH, Krefeld
1.4120 INTERSTAHL Service GmbH, Wetter
1.4120 Rosswag GmbH, Pfinztal-Kleinsteinbach
1.4120 Imet Industriemetall Handelsgesellschaft mbH, Hamburg
1.4120 Quick Metall GmbH, Forst
135 Mo Willy Haecker GmbH, Hückeswagen
4120 Swiss Steel International GmbH, Düsseldorf
AVESTA-Polarit 4120 Outokumpu GmbH, Willich
BHG 4120 BGH Edelstahl Siegen GmbH
BÖHLER T 602 voestalpine High Perfomance Metals Deutschland GmbH, Düsseldorf
BÖHLER T602 voestalpine BÖHLER Edelstahl GmbH & Co.KG, Kapfenberg
CHRONIMO 1.4120 Chronimo Edelstahl GmbH, Barsbüttel
Coracid 4120 Chr. Höver & Sohn GmbH & Co. KG, Lindlar
DOMINIAL RM 13 Mo Kind & Co., Edelstahlwerk, Wiehl
DUX G 4120 SCHMOLZ + BICKENBACH GUSS GmbH, Krefeld
Edel 1.4120 ET Edelstahl-Trading GmbH, Willich
Hacodur RS 120 Hagenkötter GmbH & Co., Solingen
Inox 1.4120 INOX-Stahlgesellschaft mbH, Nürtingen
K 20 L ZAPP AG, Ratingen
Klöckner 1.4120 Klöckner & Co SE, Duisburg
Märker Irrubigo 4120 Schmidt + Clemens GmbH + Co. KG, Edelstahlwerk Kaiserau, Lindlar
NIROSTA 4120 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
NIROSTA 4120 Outokumpu Nirosta GmbH, Krefeld
Puro 1.4120 Remystahl GmbH & Co. KG, Hagen
R 15 Mo Dörrenberg Edelstahl GmbH, Engelskirchen
REMANIT 4120 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten
RF 20 Mo Gustav Grimm Edelstahlwerk GmbH & Co. KG, Remscheid
RF 5 Edelstahlwerk W. Ossenberg & Cie. GmbH, Altena
THENOX 4120 C.D. Wälzholz GmbH & Co. KG, Hagen
THERMANIT Nicro 82 voestalpine Böhler Welding Group GmbH, Düsseldorf
UHB STAINLESS 716 voestalpine High Perfomance Metals Deutschland GmbH, Düsseldorf
X20CrMo13 Hoesch Hohenlimburg GmbH, Hagen
X20CrMo13 voestalpine AG, Linz
X20CrMo13 Buderus Edelstahl GmbH, Wetzlar
X20CrMo13 Platestahl Umformtechnik GmbH, Lüdenscheid
X20CrMo13 Haage Anagramm Technologien GmbH, Mülheim a. d. Ruhr
X20CrMo13 Schmiedewerke Gröditz GmbH, Gröditz
X20CrMo13 HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach
X20CrMo13 Tata Steel, IJmuiden
X20CrMo13 pauly STAHLHANDEL, Essen

Linear-elastic

Temperature [°C] Young's modulus [GPa] Bulk modulus [GPa] Shear modulus [GPa] Poisson's ratio
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Alternating stress

Temperature [°C] Stress ratio Mean stress [MPa] Alternating stress [MPa] Cycles
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Electrical resistivity

Temperature [°C] Specific electrical resistance [µΩm]
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Coefficient thermal expansion

Related Temperature [°C] Temperature [°C] Coefficient thermal expansion [10^-6*K^-1]
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Specific heat

Temperature [°C] Specific heat [kJ/(kg*K)]
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Density

Temperature [°C] Density [g/cm³]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Thermal conductivity

Temperature [°C] Thermal conductivity [W/(m*K)]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Designation

Designation Material number Source
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Yield strength

Temperature [°C] 0.1% Proof strength [MPa] 0.2% Proof strength [MPa] Yield strength [MPa]
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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Tensile strength

Temperature [°C] Tensile strength [MPa]
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Classification

WIAM Material Treatment Semi-finished product Dimension [mm] Load type Failure criteria Rolling direction Maximum stress [MPa] Strain at maximum stress [%] Source description
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