Thermal conductivity against densityHigher and further left: spreads more heat for its weightThermal expansion against thermal conductivityLower and further right: warps less when heated
Sources5 documents: EOS GmbH, Steel Construction Institute, Cleveland-Cliffs
Values for
3D printed metal (DMLS). EOS StainlessSteel 316L (powder 9011-0032), EOS M 290, ParameterSet 316L 20µm Surface M290/400W, as manufactured, horizontal; ISO 6892-1
1
EOS StainlessSteel 316L Material Data SheetEOS GmbHarchived copyYield strength: typical, as manufactured, horizontalUltimate tensile strength: typical, as manufactured, horizontalElongation at break: typical at break, as manufactured, horizontalThermal expansion: mean 25-100 °C, ASTM E228
2
EOS StainlessSteel 316L Material Data Sheet, M 280 and M 290 (2014)EOS GmbHarchived copyYoung's modulus (stiffness): typical, as built, horizontal (XY); EOSINT M280-400W / M290-400W, 316L_Surface 1.0, 20 µm (2014 sheet)
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EOS StainlessSteel 316L Material Data Sheet, FlexLine, M 290 (2016)EOS GmbHarchived copyDensity: part density (ISO 3369, not labelled min or typical), EOS M 290, 40 µm FlexLine
4
Design Manual for Structural Stainless Steel, 4th Edition (P413)Steel Construction Institutearchived copyPoisson's ratio: base material: austenitic stainless steels incl. 1.4404 (316L), design value
5
316/316L Stainless Steel Product Data Bulletin (2021)Cleveland-CliffsThermal conductivity: base material: wrought 316/316L (Cleveland-Cliffs), at 100 °CSpecific heat: base material: wrought 316/316L (Cleveland-Cliffs), 0-100 °C
DMLS 316L Stainless Steel is 3D printed: its properties depend on build direction and print settings; these are typical values.
DMLS 316L Stainless Steel has a thermal conductivity of 16.2 W/m·K (9.36 BTU/hr·ft·°F). Basis: base material: wrought 316/316L (Cleveland-Cliffs), at 100 °C. Source: Cleveland-Cliffs, 316/316L Stainless Steel Product Data Bulletin (2021).
Specific heat of DMLS 316L Stainless Steel
The specific heat capacity of DMLS 316L Stainless Steel is 500 J/kg·K (0.119 BTU/lb·°F). Basis: base material: wrought 316/316L (Cleveland-Cliffs), 0-100 °C. Source: Cleveland-Cliffs, 316/316L Stainless Steel Product Data Bulletin (2021).
Coefficient of thermal expansion of DMLS 316L Stainless Steel
DMLS 316L Stainless Steel expands 15.7 µm/m·K (8.73 µin/in·°F): a 100 mm part grows 78.6 µm over a 50 °C rise. Basis: mean 25-100 °C, ASTM E228. Source: EOS GmbH, EOS StainlessSteel 316L Material Data Sheetarchived copy.
Thermal diffusivity of DMLS 316L Stainless Steel
Computed from the conductivity, density and specific heat (k / ρc): 4.1 mm²/s, how fast a temperature change spreads through it.