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X8CrNiTi18-10 | 1.4878 Material Datasheet

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Material Description

Material Number	Material Number (single)	Standard	Range of Application	Standard Status	Country	Predecessor	Application temperature [°C]
1.4878 (DIN EN 10095 : 2018-12)	1.4878	DIN EN 10095 : 2018-12	Supersedes DIN EN 10095 : 1999-05	Valid	Germany	X8CrNiTi18-10	550 - 850	1)
1) Remark: The austenitic heat-resistant steel X8CrNiTi18-10 is resistant to the effects of hot gases and products of combustion at temperatures above 550 °C. It is used for parts of high mechanical load, such as annealing bells, annealing cages, cementation and hardening boxes. Heat-resistance: up to 850 °C (highest application temperature in air)

Chemical Composition

C [%]	Cr [%]	Mn [%]	Ni [%]	P [%]	S [%]	Si [%]	Ti [%]
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Mechanical Properties

Semi-finished Product	Condition	Nominal Size [mm]	Temperature [°C]	Tensile Strength [MPa]	Yield Strength (0.2% offset) [MPa]	Yield Strength (1.0% offset) [MPa]	Elongation A [%]	Elongation A80 [%]	Hardness HB \| HBW
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Physical Properties

Temperature [°C]	Density [g/cm³]	Young's Modulus [GPa]	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

Welding and Joining - Evaluation
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Creep Rupture Behaviour

Temperature [°C]	Creep Tensile Strength at 10³ h [MPa]	Creep Tensile Strength at 10^4 h [MPa]	Creep Tensile Strength at 10^5 h [MPa]	1% Creep Limit at 10³ h [MPa]	1% Creep Limit at 10^4 h [MPa]
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Heat Treatment

Heat Treatment	Temperature [°C]	Medium
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Cross Reference

Material Name	Country	Standard
X12CrNiTi18-9	Germany	SEW 470
X8CrNiTi18-10	Europe	EN 10095
X7CrNiTi18-10	International	ISO 4955	1)
08Ch18N10T	Russia	GOST 5632	1)
08Х18Н10T	Russia	ГОСТ 5632	1)
12Ch18N10T	Russia	GOST 5632	1)
12Х18Н10T	Russia	ГОСТ 5632	1)
X7CrNiTi18-10	Russia	GOST R54908	1)
A240 Type 321H	USA	ASTM A240	2)
A480 Type 321H	USA	ASTM A480	2)
321H	USA	AISI	2)
S32109	USA	UNS	2)
X12CrNiTi18-9			1)
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach
2) Source: Metals & Alloys in the Unified Numbering System, SAE/ASTM, 11th Edition, 2008

Producer/Supplier/Trade names

Tradename	Supplier
X 18 PA	AUBERT & DUVAL Deutschland GmbH, München	1)
A700	voestalpine High Perfomance Metals Deutschland GmbH, Düsseldorf	1)
X8CrNiTi18-10	HEINE + BEISSWENGER Stiftung + Co.KG, Fellbach	1)
X8CrNiTi18-10	Hempel Special Metals GmbH, Oberhausen	1)
1.4878	NIRONIT Edelstahlhandel GmbH, Rosengarten	1)
Therma 321H/4878	Outokumpu Deutschland GmbH, Düsseldorf	1)
Eternos 1.4878	Remystahl GmbH & Co. KG, Hagen	1)
Sanmac 4541	SANDVIK Materials TEchnology Deutschland GmbH, Düsseldorf	1)
X8CrNiTi18-10	ThyssenKrupp Schulte GmbH, Essen	1)
UGI 4878	Ugitech GmbH, Renningen	1)
1.4878	ZAPP AG, Ratingen	1)
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Material Compliance

REACh	RoHS
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Strain life

Temperature [°C]	Static hardening coefficient [MPa]	Static hardening exponent	Cyclic fatigue strength coefficient [MPa]	Cyclic fatigue strength exponent	Ductility coefficient [Pa]	Ductility exponent	Cyclic strength coefficient [MPa]	Cyclic strain hardening exponent	Young's modulus [GPa]
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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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Strain life

Temperature [°C]	Static hardening coefficient [MPa]	Static hardening exponent	Cyclic fatigue strength coefficient [MPa]	Cyclic fatigue strength exponent	Ductility coefficient [Pa]	Ductility exponent	Cyclic strength coefficient [MPa]	Cyclic strain hardening exponent	Young's modulus [GPa]
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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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Strain life

Temperature [°C]	Static hardening coefficient [MPa]	Static hardening exponent	Cyclic fatigue strength coefficient [MPa]	Cyclic fatigue strength exponent	Ductility coefficient [Pa]	Ductility exponent	Cyclic strength coefficient [MPa]	Cyclic strain hardening exponent	Young's modulus [GPa]
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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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Strain life

Temperature [°C]	Static hardening coefficient [MPa]	Static hardening exponent	Cyclic fatigue strength coefficient [MPa]	Cyclic fatigue strength exponent	Ductility coefficient [Pa]	Ductility exponent	Cyclic strength coefficient [MPa]	Cyclic strain hardening exponent	Young's modulus [GPa]
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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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Strain life

Temperature [°C]	Static hardening coefficient [MPa]	Static hardening exponent	Cyclic fatigue strength coefficient [MPa]	Cyclic fatigue strength exponent	Ductility coefficient [Pa]	Ductility exponent	Cyclic strength coefficient [MPa]	Cyclic strain hardening exponent	Young's modulus [GPa]
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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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Strain life

Temperature [°C]	Static hardening coefficient [MPa]	Static hardening exponent	Cyclic fatigue strength coefficient [MPa]	Cyclic fatigue strength exponent	Ductility coefficient [Pa]	Ductility exponent	Cyclic strength coefficient [MPa]	Cyclic strain hardening exponent	Young's modulus [GPa]
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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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Strain life

Temperature [°C]	Static hardening coefficient [MPa]	Static hardening exponent	Cyclic fatigue strength coefficient [MPa]	Cyclic fatigue strength exponent	Ductility coefficient [Pa]	Ductility exponent	Cyclic strength coefficient [MPa]	Cyclic strain hardening exponent	Young's modulus [GPa]
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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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Strain life

Temperature [°C]	Static hardening coefficient [MPa]	Static hardening exponent	Cyclic fatigue strength coefficient [MPa]	Cyclic fatigue strength exponent	Ductility coefficient [Pa]	Ductility exponent	Cyclic strength coefficient [MPa]	Cyclic strain hardening exponent	Young's modulus [GPa]
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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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X8CrNiTi18-10 | 1.4878 Material Datasheet

Material Test Series Values

Material Standard Values

Material Models for Simulation

Material Description

Chemical Composition

Mechanical Properties

Physical Properties

Welding and Joining

Creep Rupture Behaviour

Heat Treatment

Cross Reference

Producer/Supplier/Trade names

Material Compliance

X8CrNiTi18-10 (1.4878; DIN EN 10095 : 2018-12)

Strain life

Linear-elastic

Alternating stress

Yield strength

Electrical resistivity

Coefficient thermal expansion

Specific heat

Density

Tensile strength

Thermal conductivity

Classification

Designation

X8CrNiTi18-10 (6mm; flaw)

Strain life

Classification

X8CrNiTi18-10 (hot rolled; bar; 10mm; load drop)

Strain life

Classification

X8CrNiTi18-10 (hot rolled; sheet; 10mm; load drop)

Strain life

Classification

X8CrNiTi18-10 (precipitation hardened (+P); bar; 6mm; fracture)

Strain life

Classification

X8CrNiTi18-10 (quenched (+Q); bar; 6mm; fracture)

Strain life

Classification

X8CrNiTi18-10 (sheet; 10-30mm; fracture)

Strain life

Classification

X8CrNiTi18-10 (solution annealed (+AT); bar; 0.000-160.000mm)

Yield strength

Tensile strength

Classification

X8CrNiTi18-10 (solution annealed (+AT); bar; 0.000-35.000mm)

Yield strength

Tensile strength

Classification

X8CrNiTi18-10 (solution annealed (+AT); bar; 6mm; fracture)

Strain life

Classification

X8CrNiTi18-10 (solution annealed (+AT); flat product; 0.000-75.000mm)

Yield strength

Tensile strength

Classification

X8CrNiTi18-10 (solution annealed (+AT); section; 0.000-25.000mm)

Yield strength

Tensile strength

Classification

X8CrNiTi18-10 (solution annealed (+AT); wire; 0.000-25.000mm)

Tensile strength

Classification