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X7CrNiTi18-10 | 1.4940 Material Datasheet

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Material Description

Material Number Material Name Material Number (single) Standard Scope Standard Status Country Predecessor Successor VDA 231-106 classification
1.4940 (DIN EN 10216-5 : 2014-03) X7CrNiTi18-10 1.4940 DIN EN 10216-5 : 2014-03 DIN EN 10216-5 : 2014-03 replaced by DIN EN 10216-5 : 2021-06 Replaced Germany X7CrNiTi18-10 X7CrNiTi18-10 1.1.2 1)
1) Remark: Seamless stainless steel tube for pressure purposes.

Chemical Composition

C [%] Cr [%] Mn [%] N [%] Ni [%] P [%] S [%] Si [%] Ti [%] 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 Yield Strength (0.2% offset) [MPa] Yield Strength (1.0% offset) [MPa] Elongation A [%]
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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] Thermal Conductivity [W/(m*K)] Specific Electrical Resistance [µΩm] Mean Specific Heat Capacity [kJ/(kg*K)]
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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

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

Heat Treatment Temperature [°C] Medium
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Cross Reference

Material Name Country Standard
07Cr19Ni11Ti China GB 5310 1)
S32169 China GB 5310 1)
07Cr19Ni11Ti China GB/T 13296 1)
S32169 China GB/T 13296 1)
X7CrNiTi18-10 Europe EN 10216-5
04Cr19Ni9Ti20 India IS 11714-4 1)
X7CrNiTi18-10 International ISO 9329-4 1)
SUS321HTB Japan JIS G 3463 1)
SUS321HTF Japan JIS G 3467 1)
STS321HTB South Korea KS D 3577 1)
S32109 USA UNS 1)
A213 Type 321H USA ASTM A213 1)
SA-213 Type 321H USA ASME SA-213 1)
321H USA AISI 1)
Type 321H USA AISI 1)
1) Source: Stahlschlüssel 2016, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename Supplier
SANMAC 4571 SANDVIK Materials TEchnology Deutschland GmbH, Düsseldorf

Linear-elastic

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