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X3CrNiMo18-12-3 | 1.4449 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
1.4449 (DIN EN 10088-1 : 2024-04) X3CrNiMo18-12-3 1.4449 DIN EN 10088-1 : 2024-04 Supersedes DIN EN 10088-1 : 2014-12 Valid Germany X3CrNiMo18-12-3 1.1.2 1)
1) Remark: Molybdenum alloyed austenitic corrosion resisting steel.

Chemical Composition

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

REACh RoHS
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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)] Magnetizeability
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Cross Reference

Material Name Country Standard
X3CrNiMo18-12-3 Europe EN 10088-1
4449-316-76-E International ISO 15510 1)
AM33F International ISO 15510 2)
SUS317 Japan JIS G 4303 2)
SUS317 Japan JIS G 4304 2)
SUS317 Japan JIS G 4305 2)
SUS317 Japan JIS G 4308 2)
SUS317 Japan JIS G 4309 2)
STS317 South Korea KS D 3698 2)
STS317 South Korea KS D 3702 2)
STS317 South Korea KS D 3703 2)
STS317 South Korea KS D 3705 2)
STS317 South Korea KS D 3706 2)
A240 Type 317 USA ASTM A240 2)
A276 Type 317 USA ASTM A276 2)
A480 Type 317 USA ASTM A480 2)
Type 317 USA AISI 3)
317 USA AISI 2)
S31700 USA UNS 3)
1) Source: EN 10088-1 : 2023-12
2) Source: Stahlschlüssel 2019, Verlag Stahlschlüssel Wegst GmbH, Marbach
3) Source: Informationsstelle Edelstahl Rostfrei, Düsseldorf

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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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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