EOS Stainless Steel 316L

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 (<= 0.030wt %-) &nbsp&nbsp&nbsp Mn (<= 2.00wt %-)
Cu (<= 0.50 wt %-) &nbsp&nbsp&nbsp P (<=0.025 wt %-)
S (<=0.010 wt %-) &nbsp&nbsp&nbsp Si (<=0.75 wt %-)
N (<=0.10 wt %-)

• Physical Properties
• Other Properties
• 3D Printing Details
• Applications
• Design Guidelines
• Gallery

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