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Material Description

Material Number Material Name Material Number (single) Standard Scope Standard Status Country VDA 231-106 classification
1.5752 (WL 1.5752 : 2006-12) 14NiCr14 1.5752 WL 1.5752 : 2006-12 Supersedes WL 1.5752 : 1975-05 Valid Germany 1.1.1 1)
1) Remark: The case-hardened steel 14NiCr14 for defence industry is used for high loaded coupling and gear parts. The steel has a high core strength, a good toughness and is weldable.

Chemical Composition

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

REACh RoHS
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Mechanical Properties

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

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

Condition Condition Number Temperature [°C] Specimen Shape Specimen Direction Notch Impact Energy [J]
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Hardenability (Jominy test)

Condition Front Distance [mm] Hardness HRC
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FKM Guideline Fatigue Strength

Semi-finished Product Condition Nominal Size [mm] Tensile Strength [MPa] Yield Strength [MPa] Fatigue Limit under rev. Tension-Compression Stresses [MPa] Fatigue Strength under pulsating Tensile Stresses [MPa] Bending Fatigue Strength [MPa] Shear Fatigue Strength [MPa] Torsion Fatigue Strength [MPa] Constant a for size factor Kd for yield stress Rp Constant a for size factor Kd for tensile strength Rm
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Heat Treatment

Heat Treatment Temperature [°C] Medium
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Cross Reference

Material Name Country Standard
15NiCr13 Europe EN 10084 1)
X 3312 Australia AS/NZS 1444 1)
X 9315 Australia AS/NZS 1444 1)
13Ni14Cr3 India IS 11169 P1 1)
SNC815 Japan JIS G 3509-1 1)
SNC815 Japan JIS G 4052 1)
SNC815 Japan JIS G 4053 1)
SNC815 South Korea KS D 3754 1)
SNC815 South Korea KS D 3867 1)
A646 Grade 3310 USA ASTM A646 1)
A837 Grade E3310 USA ASTM A837 1)
A914 Grade 3310RH USA ASTM A914 1)
G33106 USA UNS 1)
1.5752.2 Germany BWB WL 1.5752
1.5752.5 Germany BWB WL 1.5752
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

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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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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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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