Steel powder for use in additive manufacturing processes
OwnerGunnar Broberg, Ulrika Fager +1inventors
InventorsGunnar Broberg, Ulrika Fager, Fredrik Mikaelsson
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Abstract
Described is a steel powder intended to be used in additive manufacturing, having a composition which includes in wt.-%: C 0.15-0.26, Si 0.5-1.5, Mn 0.5-1.0, Cr 0.5-1.5, Mo 0.1-0.4, V 0.05-0.15, balance Fe and unavoidable impurities; wherein the unavoidable impurities Ni, P and S are limited to: Ni equal to or less than 0.15, P max 0.03, and S max 0.005.
Claims20
A steel powder for use in additive manufacturing processes, the steel powder having the following composition in percent by weight (wt.-%):
- C 0.15-0.26,
- Si 0.5-1.5,
- Mn 0.5-1.0,
- Cr 0.5-1.5,
- Mo 0.1-0.4,
- V 0.05-0.15,
- balance Fe and unavoidable impurities:
- wherein the unavoidable impurities Ni, P and S are limited to:
- Ni equal to or less than 0.15,
- P equal to or less than 0.03, and
- S equal to or less than 0.005.
(canceled)
A method for producing a component comprising performing additive manufacturing using a steel powder having the following composition in percent by weight (wt.-%):
- C 0.15-0.26,
- Si 0.5-1.5,
- Mn 0.5-1.0,
- Cr 0.5-1.5,
- Mo 0.1-0.4,
- V 0.05-0.15,
- balance Fe and unavoidable impurities;
- wherein the unavoidable impurities Ni, P and S are limited to:
- Ni equal to or less than 0.15,
- P equal to or less than 0.03, and
- S equal to or less than 0.005.
Dependencies are inferred from the claim text.