15NiCuMoNb5-6-4 | 1.6368 Material Datasheet

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Material Description

Material Number Material Number (single) Standard Scope Standard Status Country Predecessor VDA 231-106 classification
1.6368 (DIN EN 10028-2 : 2017-10) 1.6368 DIN EN 10028-2 : 2017-10 Supersedes DIN EN 10028-2 : 2009-09 Valid Germany 15NiCuMoNb5-6-4 1.1 1)
1) Remark: Alloy, heat resistant high-grade steel for pressure vessel application at increased temperatures. Application: pressure vessel and steam boiler construction

Chemical Composition

Al [%] C [%] Cr [%] Cu [%] Mn [%] Mo [%] N [%] Nb [%] Ni [%] P [%] S [%] Si [%]
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Mechanical Properties

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Specimen Direction Tensile Strength [MPa] Yield Strength (0.2% offset) [MPa] Elongation A [%]
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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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Welding and Joining

Procedure Welding and Joining - Evaluation Nominal Size [mm] Preheating [°C] Cooling Time t8/5 [s] Holding Temperature [°C] Interpass Temperature [°C] Information
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Toughness Data (Impact)

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Specimen Shape Specimen Direction Notch Impact Energy [J]
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Creep Rupture Behaviour

Temperature [°C] Creep Tensile Strength at 10^4 h [MPa] Creep Tensile Strength at 10^5 h [MPa] 1% Creep Limit at 10^4 h [MPa] 1% Creep Limit at 10^5 h [MPa]
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Heat Treatment

Heat Treatment Temperature [°C] Holding Time [h]
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Cross Reference

Material Name Country Standard
15NiCuMoNb5 Germany VdTÜV 377-1
15NiCuMoNb5-6-4 Europe EN 10028-2
15NiCuMoNb5-6-4 International ISO 9328-2 1)
SBV2 Japan JIS G 3119 1)
SBV3 Japan JIS G 3119 1)
A302 Grade C USA ASTM A302 1)
A533 Grade B USA ASTM A533 1)
A533 Grade C USA ASTM A533 1)
A533 Grade D USA ASTM A533 1)
K12039 USA UNS 1)
K12529 USA UNS 1)
K12539 USA UNS 1)
K12554 USA UNS 1)
15NiCuMoNb5 Germany 1)
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename Supplier
Böhler D608 voestalpine High Perfomance Metals Deutschland GmbH, Düsseldorf 1)
DIRO-15NiCuMoNb5-6-4 DIROSTAHL, Remscheid 1)
DIWA 373 AG der Dillinger Hüttenwerke, Dillingen 1)
15NiCuMoNb5-6-4 HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach 1)
15NiCuMoNb5-6-4 Industeel Deutschland GmbH, Grevenbroich 1)
1.6368 INTERSTAHL Service GmbH, Wetter 1)
15NiCuMoNb5-6-4 pauly STAHLHANDEL, Essen 1)
15NiCuMoNb5-6-4 Salzgitter Flachstahl GmbH, Salzgitter 1)
15NiCuMoNb5-6-4 ThyssenKrupp Steel Europe AG, Duisburg 1)
WB 36 ThyssenKrupp Steel Europe AG, Duisburg 1)
15NiCuMoNb5-6-4 voestalpine AG, Linz 1)
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Material Compliance

REACh RoHS
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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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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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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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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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