EOS Stainless Steel 316L is a corrosion resistant iron based alloy.

This kind of stainless steel is characterized having a good corrosion resistance and evidence that there are no leachable substances in cytotoxic concentrations.


Material Composition
Fe (balance) &nbsp&nbsp&nbsp Cr (17.00 -19.00 wt %-)
Ni (13.00-15.00 wt %-) &nbsp&nbsp&nbsp Mo (2.25- 3.00 wt %-)
C (
Cu (
S (
N (

Physical Properties

This material has excellent corrosion resistance, high ductility, post-processing possible.

Parameter As Built (typical)
Tensile Strength XY: 640 ± 50 MPa; Z: 540 ± 55 MPa
Yield Strength XY: 530 ± 60 MPa; Z: 470 ± 90 MPa
Elongation at Break XY: (40 ± 15) %; Z: (50 ± 20) %
Modulus of elasticity XY: 185 GPa; Z: 180 GPa
Hardness 89 HRB

Other Properties

Density min. 7.9 g/cm3
Relative Density Approx. 100%

3D Printing Details

Technology DMLS
Possible Post Processing Machined, shot-peened and polished in as-built or stress relieved if required. Parts are not ideal in temperature range 427°C - 816°C where precipitation of chromium carbides occurs
Accuracy 20-50 Microns(for small parts)
Min Wall Thickness 0.3-0.4 mm
Min Layer Resolution 20 Microns
Volume Rate 2 mm³/s
Surface Roughness Ra: 13 ±5 Microns ; Rz: 80 ±20 Microns

Applications

This material is ideal for applications like

  1. Watch and jewellery making
  2. Automotive
  3. Aerospace
  4. Food and chemical plants

Design Guidelines

Min Wall Thickness 0.3-0.4 mm
Min Layer Resolution 20 Microns
Min Detail Size 0.8 mm
Min Hole Diameter 0.8 mm
Min Text Size 2.5 mm
Max Part Dimension 300 mm

Gallery