A preparation method of metal-based ceramic phase-reinforced alloy tool steel powder for 3D printing
An alloy tool steel, 3D printing technology, applied in metal processing equipment, process efficiency improvement, additive manufacturing, etc. Precise manufacturing, eliminate macrosegregation, good hardness effect
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Embodiment 1
[0024] A metal-based ceramic phase-reinforced alloy tool steel powder for 3D printing, the alloy tool steel powder contains elements and mass percentages: C, 0.8%; Si, 0.2%; Mn, 1%; Ni, 0.3%; Cr, 3%; Mo, 0.2%; V, 0.2%; W, 8%; Co, 1%; Nb, 0.5%; metal-based ceramic phase metal elements, 0.2%;
[0025] Preferably, the metallic element of the metal-based ceramic phase is one or more of Zr, Al, Be, Mg, Y, Zn, Ti, B, Ba, Ta, and the alloy tool steel powder is spherical or quasi-spherical, and the powder particles The diameter distribution is 15-80 μm, and the oxygen content is lower than 800 ppm, and the alloy tool steel powder is formed by gas atomization powder making. The metal elements of the metal-based ceramic phase are added through metal-based ceramic phase particles and / or pure elements, and the metal-based ceramic phase particles are one of metal carbide compounds, metal nitride compounds, metal oxides, and metal silicide compounds. one or more species.
[0026] The prep...
Embodiment 2
[0042] A metal-based ceramic phase-reinforced alloy tool steel powder for 3D printing, the alloy tool steel powder contains elements and mass percentages: C, 0.2%; Si, 0.6%; Mn, 0.5%; Ni, 0.6%; Cr, 12%; Mo, 2%; V, 1.5%; W, 0.3%; Co, 5%; Nb, 0.2%; metal-based ceramic phase metal elements, 0.2-8%; iron, the balance.
[0043] Preferably, the metallic element of the metal-based ceramic phase is one or more of Zr, Al, Be, Mg, Y, Zn, Ti, B, Ba, Ta, and the alloy tool steel powder is spherical or quasi-spherical, and the powder particles The diameter distribution is 15-80 μm, and the oxygen content is lower than 800ppm, and the alloy tool steel powder is formed by gas atomization, and the metal-based ceramic phase metal elements are added through metal-based ceramic phase particles and / or pure elements way, the metal-based ceramic phase particles are one or more of metal carbide compounds, metal nitride compounds, metal oxides, and metal silicide compounds.
[0044] The preparation ...
Embodiment 3
[0060] A metal-based ceramic phase-reinforced alloy tool steel powder for 3D printing, the alloy tool steel powder contains elements and mass percentages: C, 5%; Si, 1%; Mn, 0.1%; Ni, 1%; Cr, 25%; Mo, 15%; V, 14.5%; W, 15%; Co, 18%; Nb, 1%; metal-based ceramic phase metal elements, 0.2-8%; iron, the balance.
[0061] Preferably, the metallic element of the metal-based ceramic phase is one or more of Zr, Al, Be, Mg, Y, Zn, Ti, B, Ba, Ta, and the alloy tool steel powder is spherical or quasi-spherical, and the powder particles The diameter distribution is 15-80 μm, and the oxygen content is lower than 800 ppm, and the alloy tool steel powder is formed by gas atomization powder making. The metal elements of the metal-based ceramic phase are added through metal-based ceramic phase particles and / or pure elements, and the metal-based ceramic phase particles are one of metal carbide compounds, metal nitride compounds, metal oxides, and metal silicide compounds. one or more species. ...
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Abstract
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