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About Material
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Physical Properties
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Other Properties
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3D Printing Details
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Applications
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Design Guidelines
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Gallery
EOS MaragingSteel MS1 is a martensite-hardenable steel. Its chemical composition corresponds to US classification 18% Ni Maraging 300, European 1.2709 and German X3NiCoMoTi 18-9- 5.
Material Composition:
Fe (balance) Ni (17 – 19 wt-%) Co (8.5 – 9.5 wt-%) Mo (4.5 – 5.2 wt-%) Ti (0.6 – 0.8 wt-%) Al (0.05 – 0.15 wt-%) Cr, Cu (each 0.5 wt-%) C (0.03 wt-%) Mn, Si (each 0.1 wt-%)P, S (each 0.01 wt-%)
> Excellent strength combined with high toughness.
> The parts are easily machinable after the building process.
> They have good thermal conductivity and can be easily post-hardened to > 50 HRC.
> They also have excellent polishability
Parameter As Built (typical) After Age-Hardening
Tensile Strength XY: 1100 ± 100 MPa; Z: 1100 ± 100 MPa Min. 1930 MPa ; typ:2050 ± 100 MPa
Yield Strength XY: 1050 ± 100 MPa; Z: 1000 ± 100 MPa Min. 1862 MPa; typ: 1990 ± 100 MPa
Elongation at break XY: (10 ± 4 ) %; Z: (10 ± 4 ) % Min. 2 %; typ: (4 ± 2) %
Modulus of elasticity XY: 160 ± 25 GPa; Z: 150 ± 20 GPa Typ. 180 ± 20 GPa
Hardness 33 - 37 HRC Typ. 50 - 56 HRC
Ductility 45 ± 10 J Typ. 11 ± 4 J
Parameter As Built (typical) After Age-Hardening
Thermal conductivity 15 ± 0.8 W/m°C Min. 1930 MPa ; typ:2050 ± 100 MPa
Specific heat capacity 450 ± 20 J/kg°C Min. 1862 MPa; typ: 1990 ± 100 MPa
Max operating temp approx. 400 °C
Density 8.0 - 8.1 g/cm³ Relative Density Approx 100%
Technology DMLS
Possible Post Processing machined, spark-eroded, welded, micro shot-peened, polished and coated
Age Hardening Shrinkage 0.08%
Accuracy 20-50 Microns
Volume Rate 1.6 mm³/s – 5.5 mm³/s
Surface Roughness Ra: 4-9 Microns ; Rz: 20-50 Microns
For applications which require a combination of good thermal properties and low weight
> Series-production parts
> Tooling (e.g. aluminum die casting)
> Mechanical Engineering
> Motor Sports and Aerospace interiors
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
- About Material
- Physical Properties
- Other Properties
- 3D Printing Details
- Applications
- Design Guidelines
- Gallery
EOS MaragingSteel MS1 is a martensite-hardenable steel. Its chemical composition corresponds to US classification 18% Ni Maraging 300, European 1.2709 and German X3NiCoMoTi 18-9- 5.
Material Composition:
Fe (balance) Ni (17 – 19 wt-%) Co (8.5 – 9.5 wt-%) Mo (4.5 – 5.2 wt-%) Ti (0.6 – 0.8 wt-%) Al (0.05 – 0.15 wt-%) Cr, Cu (each 0.5 wt-%) C (0.03 wt-%) Mn, Si (each 0.1 wt-%)P, S (each 0.01 wt-%)
Material Composition:
Fe (balance) Ni (17 – 19 wt-%) Co (8.5 – 9.5 wt-%) Mo (4.5 – 5.2 wt-%) Ti (0.6 – 0.8 wt-%) Al (0.05 – 0.15 wt-%) Cr, Cu (each 0.5 wt-%) C (0.03 wt-%) Mn, Si (each 0.1 wt-%)P, S (each 0.01 wt-%)
> Excellent strength combined with high toughness.
> The parts are easily machinable after the building process.
> They have good thermal conductivity and can be easily post-hardened to > 50 HRC.
> They also have excellent polishability
> The parts are easily machinable after the building process.
> They have good thermal conductivity and can be easily post-hardened to > 50 HRC.
> They also have excellent polishability
| Parameter | As Built (typical) | After Age-Hardening |
|---|---|---|
| Tensile Strength | XY: 1100 ± 100 MPa; Z: 1100 ± 100 MPa | Min. 1930 MPa ; typ:2050 ± 100 MPa |
| Yield Strength | XY: 1050 ± 100 MPa; Z: 1000 ± 100 MPa | Min. 1862 MPa; typ: 1990 ± 100 MPa |
| Elongation at break | XY: (10 ± 4 ) %; Z: (10 ± 4 ) % | Min. 2 %; typ: (4 ± 2) % |
| Modulus of elasticity | XY: 160 ± 25 GPa; Z: 150 ± 20 GPa | Typ. 180 ± 20 GPa |
| Hardness | 33 - 37 HRC | Typ. 50 - 56 HRC |
| Ductility | 45 ± 10 J | Typ. 11 ± 4 J |
| Parameter | As Built (typical) | After Age-Hardening |
|---|---|---|
| Thermal conductivity | 15 ± 0.8 W/m°C | Min. 1930 MPa ; typ:2050 ± 100 MPa |
| Specific heat capacity | 450 ± 20 J/kg°C | Min. 1862 MPa; typ: 1990 ± 100 MPa |
| Max operating temp | approx. 400 °C | |
| Density | 8.0 - 8.1 g/cm³ | |
| Relative Density | Approx 100% |
| Technology | DMLS |
| Possible Post Processing | machined, spark-eroded, welded, micro shot-peened, polished and coated |
| Age Hardening Shrinkage | 0.08% |
| Accuracy | 20-50 Microns |
| Volume Rate | 1.6 mm³/s – 5.5 mm³/s |
| Surface Roughness | Ra: 4-9 Microns ; Rz: 20-50 Microns |
For applications which require a combination of good thermal properties and low weight
> Series-production parts
> Tooling (e.g. aluminum die casting)
> Mechanical Engineering
> Motor Sports and Aerospace interiors
> Series-production parts
> Tooling (e.g. aluminum die casting)
> Mechanical Engineering
> Motor Sports and Aerospace interiors
| 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 |
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