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X7CrNiTiB18-10 | 1.4941 Material Datasheet

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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]
1.4941 (DIN EN 10216-5 : 2021-06) X7CrNiTiB18-10 1.4941 DIN EN 10216-5 : 2021-06 Supersedes DIN EN 10216-5 : 2014-03 Valid Germany X7CrNiTiB18-10 1.1.2 10 - 400 1)
1) Remark: Seamless stainless austenitic steel tube for pressure purposes at higher temperatures. The steel is not resistant to intercrystalline corrosion.

Chemical Composition

B [%] C [%] Cr [%] Mn [%] 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] 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)]
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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] Creep Tensile Strength at 2*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/T 5310 1)
S32169 China GB/T 5310 1)
X6CrNiTiB18-10 Europe EN 10216-5
SUS321HTB Japan JIS G 3463 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)
X8CrNiTi18-10 1)
X6CrNiTiB18-10 Germany AD 2000 W 2
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

Producer/Supplier/Trade names

Tradename Supplier
DMV 321 H Salzgitter Mannesmann Stainless Tubes GmbH, Mülheim an der Ruhr 1)
DMV 4941 Salzgitter Mannesmann Stainless Tubes GmbH, Mülheim an der Ruhr 1)
8R30H SANDVIK Materials TEchnology Deutschland GmbH, Düsseldorf 1)
A700 Schoeller-Bleckmann Edelstahlrohr GmbH, Ternitz 1)
1) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach

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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Density

Temperature [°C] Density [g/cm³]
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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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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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Thermal conductivity

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

Temperature [°C] Specific electrical resistance [µΩm]
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Designation

Designation Material number Source
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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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