Thermal conductivity against densityHigher and further left: spreads more heat for its weightThermal expansion against thermal conductivityLower and further right: warps less when heated
Sources2 documents: EOS GmbH, Cleveland-Cliffs
Values for
3D printed metal (DMLS). EOS StainlessSteel 17-4PH IndustryLine (powder 9011-0041), EOS M 290, 40 µm, default job 17-4PH_040_StainlessM291_100, as built, horizontal; ISO 6892 & ASTM E8M
1
EOS StainlessSteel 17-4PH IndustryLine Material Data Sheet, M 290EOS GmbHarchived copyYield strength: mean, as built, horizontal (N=72)Ultimate tensile strength: mean, as built, horizontal (N=72)Elongation at break: mean at break, as built, horizontalDensity: mean part density (ISO 3369)Thermal expansion: mean 25-100 °C, ASTM E228, AFTER atmospheric heat treatment (as-built value not published)
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17-4 PH Stainless Steel Product Data Bulletin (2021)Cleveland-CliffsYoung's modulus (stiffness): base material: wrought 17-4 PH, Condition H 900 (Cleveland-Cliffs)Poisson's ratio: base material: wrought 17-4 PH, all conditions (Cleveland-Cliffs)Thermal conductivity: base material: wrought 17-4 PH, Condition H 900, at 149 °C (Cleveland-Cliffs)Specific heat: base material: wrought 17-4 PH, Condition A, 0-100 °C (Cleveland-Cliffs)
DMLS 17-4PH Stainless Steel is 3D printed: its properties depend on build direction and print settings; these are typical values.
Thermal conductivity of DMLS 17-4PH Stainless Steel
DMLS 17-4PH Stainless Steel has a thermal conductivity of 17.9 W/m·K (10.3 BTU/hr·ft·°F). Basis: base material: wrought 17-4 PH, Condition H 900, at 149 °C (Cleveland-Cliffs). Source: Cleveland-Cliffs, 17-4 PH Stainless Steel Product Data Bulletin (2021).
Specific heat of DMLS 17-4PH Stainless Steel
The specific heat capacity of DMLS 17-4PH Stainless Steel is 460 J/kg·K (0.11 BTU/lb·°F). Basis: base material: wrought 17-4 PH, Condition A, 0-100 °C (Cleveland-Cliffs). Source: Cleveland-Cliffs, 17-4 PH Stainless Steel Product Data Bulletin (2021).
Coefficient of thermal expansion of DMLS 17-4PH Stainless Steel
DMLS 17-4PH Stainless Steel expands 10.4 µm/m·K (5.78 µin/in·°F): a 100 mm part grows 52 µm over a 50 °C rise. Basis: mean 25-100 °C, ASTM E228, AFTER atmospheric heat treatment (as-built value not published). Source: EOS GmbH, EOS StainlessSteel 17-4PH IndustryLine Material Data Sheet, M 290archived copy.
Thermal diffusivity of DMLS 17-4PH Stainless Steel
Computed from the conductivity, density and specific heat (k / ρc): 5 mm²/s, how fast a temperature change spreads through it.