CN109943752A - Plasma is atomized nickel base superalloy increasing material manufacturing wire rod and powder and preparation process - Google Patents
Plasma is atomized nickel base superalloy increasing material manufacturing wire rod and powder and preparation process Download PDFInfo
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Abstract
The present invention proposes that a kind of plasma is atomized nickel base superalloy increasing material manufacturing wire rod and powder and preparation process, the alloy compositions are C:0.02-0.06 by mass percentage, Mn:< 0.35, Si:< 0.25, P:< 0.015, S:< 0.015, Cr:17.0-21.0, Co:< 0.1, Mo:2.80-3.30, Nb:4.9-5.3, Ti:0.75-1.0, Al:0.4-0.7, B:< 0.006, Cu:< 0.25, Ta:< 0.05, Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005, O:< 0.006, N:< 0.015, Ca: < 0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0；The present invention is made by alloy vacuum metling, cold-drawn wire rod, plasma atomization is suitble to the partial size of 3D printing at 40 μm or so, and oxygen content is lower than the Ni-base Superalloy Powder of 0.006% high sphericity, and process costs are low.
Description
Technical field
The present invention relates to specialty alloy materials technical field, in particular to a kind of Ni-based height based on plasma atomization technique
Temperature alloy increasing material manufacturing wire rod and powder and its preparation process.
Background technique
Increasing material manufacturing (Additive Manufacturing, AM) is also known as 3D printing, it is considered to be the third time industrial revolution
One of core realm, more and more paid close attention to by people, recent years has also obtained quick development.Increases material manufacturing technology
It has merged CAD, material processing and forming technique and has passed through software and numerical control system based on digital model file
System is by dedicated metal material, nonmetallic materials and biomaterial for medical purpose, according to extruding, sintering, melting, photocuring, injection
Etc. modes successively accumulate, produce physical item so that the past by conventionally manufactured mode constraint and the complexity that cannot achieve
Structural member manufacture becomes possible.Increasing material manufacturing is particularly suitable for the components in Aerospace Products, such as turbogenerator work
Make the manufacture of the single and mini-batch production of the high temperature components such as blade, guide vane, aircraft engine and industrial gas turbine, has
Have the advantages that at low cost and high-efficient, has embodied rapidity and economy of the increasing material manufacturing in the manufacture of complex-curved and structure
Advantage.
Nickel base superalloy is by the performances such as its high temperature resistant, corrosion-resistant, resistance to complex stress, in production turbogenerator work
More alloying element can be dissolved in blade, guide vane, aircraft engine and industrial gas turbine, and is able to maintain preferably
Structure stability；Second is that the orderly A of coherence can be formed3Type B intermetallic compound γ [Ni3(Al, Ti)] mutually as reinforcing
Phase strengthens alloy effectively, obtains elevated temperature strength more higher than iron-base superalloy and cobalt base superalloy；Third is that containing
The nickel-base alloy of chromium has more better than iron-base superalloy anti-oxidant and resistance to combustion gas corrosion ability.
For increases material manufacturing technology, the quality for printing powder is directly related to the quality of final shaped article, packet
The fineness, sphericity, purity etc. of powder are included, in addition, also to take into account the efficiency and cost of the technique of metal powder processing, avoids gold
The problems such as belonging to the cost segregation of dusty material.Plasma atomization technique is a kind of powder-making technique more advanced at present, and Ni-based
Superalloy powder atomization process is extremely complex, is related to multiple subjects such as materialogy, hydrodynamics, by material physical property, melts
The influence for changing the multifactor interactions such as parameter, parameters of the guiding vane, needs the various factors coupling of the component and preparation process to material
Optimization design can just prepare the Ni-base Superalloy Powder of the suitable increasing material manufacturing of high quality.
Summary of the invention
In order to adapt to nickel base superalloy in the application demand of material increasing field, the object of the present invention is to provide a kind of bases
In the nickel base superalloy increasing material manufacturing wire rod and powder and its preparation process of plasma atomization technique, partial size can be made and exist
40 μm or so, the Ni-base Superalloy Powder of high sphericity of the oxygen content lower than 0.006%, process costs are low, can satisfy high-quality
Measure the needs of 3D printing.
To achieve the object of the present invention, a kind of plasma of the invention is atomized nickel base superalloy increasing material manufacturing wire rod, presses
Mass percent, component include: C:0.02-0.06, Mn:< 0.35, Si:< 0.25, P:< 0.015, S:< 0.015, Cr:
17.0-21.0, Co:< 0.1, Mo:2.80-3.30, Nb:4.9-5.3, Ti:0.75-1.0, Al:0.4-0.7, B:< 0.006,
Cu:< 0.25, Ta:< 0.05, Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005, O:<
0.006, N:< 0.015, Ca:< 0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0.
Preferably, the plasma is atomized nickel base superalloy increasing material manufacturing wire rod, by mass percentage, component packet
It includes: C:0.03-0.048, Mn:< 0.25, Si:< 0.1, P:< 0.01, S:< 0.005, Cr:18.3-20.5, Co:< 0.06,
Mo:2.90-3.10, Nb:4.9-5.2, Ti:0.8-1.0, Al:0.4-0.7, B:< 0.006, Cu:< 0.25, Ta:< 0.05,
Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005, O:< 0.006, N:< 0.015, Ca:<
0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0.
Another object according to the present invention, the preparation of plasma atomization nickel base superalloy increasing material manufacturing wire rod of the invention
Technique includes the following steps:
S1, raw material prepare: according to component proportion require to select high-purity Jinchuan Nickel, crome metal, metal niobium, metallic iron, aluminium block and
The raw material of titanium steel；
S2, vacuum drying oven are smelted: heat is to use with after steel grade material or progress prepurging before smelting, and is put raw materials into vacuum drying oven
Crucible in, to vacuum drying oven forvacuum, vacuum degree≤3 pa power transmission meltings；After melting starts, small-power power transmission step by step, finally
It is with maximum power power transmission until melting down, it melting down backward motion crucible 2-3 times, reduces power and is refined；Al, Ti add in the refining later period
Enter, have a power failure after refining, carries out cooling conjunctiva；High-power power transmission rushes film heating, then reduces power, and C and Si is added, fascinates
Crucible 2-3 times；Temperature is adjusted, microelement S and P is then added；Be poured 200 ㎏ electrode bars, it is air-cooled but；
S3, electroslag remelting: using purification slag production, the ingredient of Si, Al, Ti, both ends sampling analysis are controlled；
S4, forging: heating cycle:, opening forging temperature greater than 1140 DEG C by 1160-1180 DEG C, and whole forging temperature is greater than 950 DEG C, in
Between be tempered and forge again, tempering time is greater than 50 minutes；Starting light forging, weight forges again, after forging it is air-cooled but, figuring of surface, flaw detection is cut
Except defect, both ends flawless, shrinkage cavity；
S5, heat treatment: solid solubility temperature is 950 DEG C -980 DEG C, soaking time >=2.0h, water cooling；It is 1050 DEG C that intermediate hydrogen, which moves back temperature,；
S6, gren rod: the wire rod for being φ 10 or φ 12 at diameter by rod hot rolling；And
Wire rod: being pulled into the wire rod of predetermined diameter by S7, cold-drawn by cold-drawing technology, and drawing uses multi-pass gradually drawing, per pass
The wire rod sizing reduction of secondary drawing is in 0.05-0.08mm, final diameter 3-3.5mm.
Another object according to the present invention, a kind of plasma of the invention are atomized nickel base superalloy increasing material manufacturing powder,
By mass percentage, component includes: C:0.02-0.06, Mn:< 0.35, Si:< 0.25, P:< 0.015, S:< 0.015,
Cr:17.0-21.0, Co:< 0.1, Mo:2.80-3.30, Nb:4.9-5.3, Ti:0.75-1.0, Al:0.4-0.7, B:<
0.006, Cu:< 0.25, Ta:< 0.05, Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005, O:
< 0.006, N:< 0.015, Ca:< 0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0.
Preferably, the plasma is atomized nickel base superalloy increasing material manufacturing powder, by mass percentage, component packet
It includes: C:0.03-0.048, Mn:< 0.25, Si:< 0.1, P:< 0.01, S:< 0.005, Cr:18.3-20.5, Co:< 0.06,
Mo:2.90-3.10, Nb:4.9-5.2, Ti:0.8-1.0, Al:0.4-0.7, B:< 0.006, Cu:< 0.25, Ta:< 0.05,
Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005, O:< 0.006, N:< 0.015, Ca:<
0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0.
Another object according to the present invention, the preparation of plasma atomization nickel base superalloy increasing material manufacturing powder of the invention
Technique includes the following steps:
S1, raw material prepare: according to component proportion require to select high-purity Jinchuan Nickel, crome metal, metal niobium, metallic iron, aluminium block and
The raw material of titanium steel；
S2, vacuum drying oven are smelted: heat is to use with after steel grade material or progress prepurging before smelting, and is put raw materials into vacuum drying oven
Crucible in, to vacuum drying oven forvacuum, vacuum degree≤3 pa power transmission meltings；After melting starts, small-power power transmission step by step, finally
It is with maximum power power transmission until melting down, it melting down backward motion crucible 2-3 times, reduces power and is refined；Al, Ti add in the refining later period
Enter, have a power failure after refining, carries out cooling conjunctiva；High-power power transmission rushes film heating, then reduces power, and C and Si is added, fascinates
Crucible 2-3 times；Temperature is adjusted, microelement S and P is then added；Be poured 200 ㎏ electrode bars, it is air-cooled but；
S3, electroslag remelting: using purification slag production, the ingredient of Si, Al, Ti, both ends sampling analysis are controlled；
S4, forging: heating cycle:, opening forging temperature greater than 1140 DEG C by 1160-1180 DEG C, and whole forging temperature is greater than 950 DEG C, in
Between be tempered and forge again, tempering time is greater than 50 minutes；Starting light forging, weight forges again, after forging it is air-cooled but, figuring of surface, flaw detection is cut
Except defect, both ends flawless, shrinkage cavity；
S5, heat treatment: solid solubility temperature is 950 DEG C -980 DEG C, soaking time >=2.0h, water cooling；It is 1050 DEG C that intermediate hydrogen, which moves back temperature,；
S6, gren rod: the wire rod for being φ 10 or φ 12 at diameter by rod hot rolling；And
Wire rod: being pulled into the wire rod of predetermined diameter by S7, cold-drawn by cold-drawing technology, and drawing uses multi-pass gradually drawing, per pass
The wire rod sizing reduction of secondary drawing is in 0.05-0.08mm；
S8, the preparation of plasma atomized powder: the alloy wire surface clean after cold-drawn removes pollutant, in plasma atomization plant
Plasma nozzle when projecting high speed, high temperature plasma gas, alloy wire is fed, the fusing of wire rod, atomization synchronously complete,
Then it is quickly cooled down through air quenching, saturated alloying steam rapid condensation, nucleation is made to form alloy powder；Wherein, the spray of plasma gun
Penetrating power is 60-90kw, and plasma gas is argon gas；And
S9, alloy powder post-processing: the alloy powder that atomization is obtained carries out the further deoxidation of hydrogen reduction, then carries out ultrasonic vibration
The alloy powder that predetermined diameter requires is collected in dynamic screening.
Preferably, in above-mentioned step S8, the feeding speed of the wire rod is 4-6m/min.
Further preferably, in above-mentioned step S8, the cooling time is 3-5s.
Further preferably, the diameter of the alloy powder of preparation is 30-45 μm.
Further preferably, the oxygen content of the alloy powder of preparation is less than 0.006%.
Plasma atomization nickel base superalloy increasing material manufacturing wire rod of the invention and powder, in conjunction with the alloying of high temperature alloy
Technique and increasing material manufacturing moulding process, based on high-temperature nickel-base alloy, by research alloying component to powder quality and powder
Thawing-process of setting Influencing Mechanism, optimizes, and the high temperature that exploitation is high at silty amount, 3D printing part performance is good closes
Golden ingredient fills up the blank of domestic increasing material manufacturing special-purpose high temperature alloy designations；It is carried out using advanced plasma atomization technique (APA)
Alloy powder preparation adjusts wire feed rate and cooling velocity for high temperature alloy feature, strict control operating environment with prevent N,
O, moisture and it is mingled with into powder, guarantees powder quality；Superalloy powder chemical component obtained is accurate, impurity and oxygen content
Lower than 100ppm, spherical morphology, partial size is controllable between 20-100 microns.
Specific embodiment
Spirit according to the present invention, by feature and advantage of the invention, details are as follows in conjunction with specific embodiments.
Purpose according to the present invention realizes the 3D printing demand of high quality, in conjunction with nickel base superalloy preparation and wait from
Sub- powder by atomization technique, the component of the nickel base superalloy for plasma atomization preparation increasing material manufacturing powder of the invention, is pressed
Mass percent, comprising: C:0.02-0.06, Mn:< 0.35, Si:< 0.25, P:< 0.015, S:< 0.015, Cr:17.0-
21.0, Co:< 0.1, Mo:2.80-3.30, Nb:4.9-5.3, Ti:0.75-1.0, Al:0.4-0.7, B:< 0.006, Cu:<
0.25, Ta:< 0.05, Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005, O:< 0.006, N:
< 0.015, Ca:< 0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0.
In another preferred embodiment, the nickel-base high-temperature for plasma atomization preparation increasing material manufacturing powder
The component of alloy, by mass percentage, comprising: C:0.03-0.048, Mn:< 0.25, Si:< 0.1, P:< 0.01, S:<
0.005, Cr:18.3-20.5, Co:< 0.06, Mo:2.90-3.10, Nb:4.9-5.2, Ti:0.8-1.0, Al:0.4-0.7, B:
< 0.006, Cu:< 0.25, Ta:< 0.05, Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005,
O:< 0.006, N:< 0.015, Ca:< 0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0.
In order to adapt to plasma atomization process preparation increasing material manufacturing powder, need nickel base superalloy carrying out wire rod first
Preparation, the preparation process packet of the wire rod that nickel base superalloy increasing material manufacturing powder is prepared for plasma atomization process of the invention
Include following steps:
S1, raw material prepare: according to component proportion require to select high-purity Jinchuan Nickel, crome metal, metal niobium, metallic iron, aluminium block and
The raw material of titanium steel；
S2, vacuum drying oven are smelted: heat is to use with after steel grade material or progress prepurging before smelting, and is put raw materials into vacuum drying oven
Crucible in, to vacuum drying oven forvacuum, vacuum degree≤3 pa power transmission meltings；After melting starts, small-power power transmission step by step, finally
It is with maximum power power transmission until melting down, it melting down backward motion crucible 2-3 times, reduces power and is refined；Al, Ti add in the refining later period
Enter, have a power failure after refining, carries out cooling conjunctiva；High-power power transmission rushes film heating, then reduces power, and C and Si is added, fascinates
Crucible 2-3 times；Temperature is adjusted, microelement S and P is then added；Be poured 200 ㎏ electrode bars, it is air-cooled but；Using vacuum drying oven smelting
Refining, vacuum drying oven, which is selected, to be smelted vacuum drying oven with steel grade or will use after vacuum drying oven prepurging, is reduced nitrogen, oxygen content, is guaranteed alloy and system
The purity of standby powder；
S3, electroslag remelting: using purification slag production, the ingredient of Si, Al, Ti, both ends sampling analysis are controlled；
S4, forging: heating cycle: 1140-1180 DEG C of heating temperature, forging temperature is opened greater than 1140 DEG C, whole forging temperature is greater than
950 DEG C, centre tempering is forged again, and tempering time is greater than 50 minutes；Starting light forging, weight forges again, after forging it is air-cooled but, surface is repaired
Mill, flaw detection excision defect, both ends flawless, shrinkage cavity；
S5, heat treatment: solid solubility temperature is 950 DEG C -980 DEG C, soaking time >=2.0h, water cooling；Intermediate hydrogen degradation low oxygen content, hydrogen
Moving back temperature is 1050 DEG C；
S6, gren rod: the wire rod for being φ 10 or φ 12 at diameter by rod hot rolling；And
Wire rod: being pulled into the wire rod of predetermined diameter by S7, cold-drawn by cold-drawing technology, and drawing uses multi-pass gradually drawing, per pass
The wire rod sizing reduction of secondary drawing is in 0.05-0.08mm, final diameter 3-3.5mm.
The diameter of nickel-base alloy wire rod after cold-drawn prepares alloyed powder in 2mm or so, as subsequent plasma atomization
The raw material at end.
The preparation process for carrying out 3D printing alloy powder using the alloy wire of preparation is as follows:
Wire rod processing: the alloy wire polishing after cold-drawn, surface clean are removed into pollutant, guarantee the purity of material；
Powder by atomization: when the plasma nozzle of plasma atomization plant projects high speed, high temperature plasma gas, by alloy wire
Feeding, fusing, the atomization of wire rod synchronously complete, are then quickly cooled down through air quenching, make saturated alloying steam rapid condensation, at karyomorphism
At alloy powder；Wherein, the injection capacity of plasma gun is 60-90kw, and plasma gas is argon gas；In a preferred embodiment party
In formula, the feeding speed of the wire rod is 4-6m/min；Alloy steam condensation time is 3-5s.
Alloy powder post-processing: the alloy powder that atomization is obtained carries out the further deoxidation of hydrogen reduction, then carries out ultrasound
Vibrosieve collects the alloy powder that predetermined diameter requires；
Alloy powder ingredient analysis: using ICP-AES analysis alloying component, impurity and oxygen content；Using scanning electron microscope (SEM),
The observation analysis powder such as transmission electron microscope (TEM), high-resolution-ration transmission electric-lens (HRTEM), X-ray diffraction (XRD) and component it is micro-
Pattern and institutional framework；Using electron probe (EPMA) analysis ingredient segregation phenomena；Using mechanics machine test analysis component
Mechanical property；The corrosion resistance of coupon corrosion test testing research analysis component；High-temperature oxidation test test analysis component
Antioxygenic property；The high temperature endurance performance of high temperature tension test test member.
Plasma atomization nickel base superalloy increasing material manufacturing wire rod of the invention and powder, in conjunction with the alloying of high temperature alloy
Technique and increasing material manufacturing moulding process are smelted by high-temperature nickel-base alloy based on preparing, by research alloying component to powder matter
Amount and powder thawing-process of setting Influencing Mechanism, optimize, and exploitation is high at silty amount, 3D printing part performance is good
High temperature alloy composition, fill up the blank of domestic increasing material manufacturing special-purpose high temperature alloy designations；Using advanced plasma atomization technique
(APA) alloy powder preparation is carried out, for high temperature alloy feature, adjusts wire feed rate and cooling velocity, strict control operates ring
Border guarantees powder quality to prevent N, O, moisture and be mingled with into powder；Superalloy powder chemical component obtained is accurate, miscellaneous
Matter and oxygen content are lower than 100ppm, spherical morphology, partial size between 20-100 micron controllably.
The present invention is not limited to the described embodiments, and those skilled in the art is not departing from spirit of the invention i.e. public affairs
Open in range, still may make some modifications or changes, thus the range that is limited with claims of the scope of the present invention as
It is quasi-.
Claims (10)
1. a kind of plasma is atomized nickel base superalloy increasing material manufacturing wire rod, which is characterized in that by mass percentage, component packet
It includes: C:0.02-0.06, Mn:< 0.35, Si:< 0.25, P:< 0.015, S:< 0.015, Cr:17.0-21.0, Co:< 0.1,
Mo:2.80-3.30, Nb:4.9-5.3, Ti:0.75-1.0, Al:0.4-0.7, B:< 0.006, Cu:< 0.25, Ta:< 0.05,
Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005, O:< 0.006, N:< 0.015, Ca:<
0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0.
2. a kind of plasma as described in claim 1 is atomized nickel base superalloy increasing material manufacturing wire rod, which is characterized in that press matter
Percentage is measured, component includes: C:0.03-0.048, Mn:< 0.25, Si:< 0.1, P:< 0.01, S:< 0.005, Cr:
18.3-20.5, Co:< 0.06, Mo:2.90-3.10, Nb:4.9-5.2, Ti:0.8-1.0, Al:0.4-0.7, B:< 0.006,
Cu:< 0.25, Ta:< 0.05, Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005, O:<
0.006, N:< 0.015, Ca:< 0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0.
3. a kind of preparation work for preparing plasma atomization nickel base superalloy increasing material manufacturing wire rod as claimed in claim 1 or 2
Skill, which is characterized in that the preparation process includes the following steps:
S1, raw material prepare: according to component proportion require to select high-purity Jinchuan Nickel, crome metal, metal niobium, metallic iron, aluminium block and
The raw material of titanium steel；
S2, vacuum drying oven are smelted: heat is to use with after steel grade material or progress prepurging before smelting, and is put raw materials into vacuum drying oven
Crucible in, to vacuum drying oven forvacuum, vacuum degree≤3 pa power transmission meltings；After melting starts, small-power power transmission step by step, finally
It is with maximum power power transmission until melting down, it melting down backward motion crucible 2-3 times, reduces power and is refined；Al, Ti add in the refining later period
Enter, have a power failure after refining, carries out cooling conjunctiva；High-power power transmission rushes film heating, then reduces power, and C and Si is added, fascinates
Crucible 2-3 times；Temperature is adjusted, microelement S and P is then added；Be poured electrode bar, it is air-cooled but；
S3, electroslag remelting: using purification slag production, the ingredient of Si, Al, Ti, both ends sampling analysis are controlled；
S4, forging: heating cycle:, opening forging temperature greater than 1140 DEG C by 1160-1180 DEG C, and whole forging temperature is greater than 950 DEG C, in
Between be tempered and forge again, tempering time is greater than 50 minutes；Starting light forging, weight forges again, after forging it is air-cooled but, figuring of surface, flaw detection is cut
Except defect, both ends flawless, shrinkage cavity；
S5, heat treatment: solid solubility temperature is 950 DEG C -980 DEG C, soaking time >=2.0h, water cooling；It is 1050 DEG C that intermediate hydrogen, which moves back temperature,；
S6, gren rod: the wire rod for being φ 10 or φ 12 at diameter by rod hot rolling；And
Wire rod: being pulled into the wire rod of predetermined diameter by S7, cold-drawn by cold-drawing technology, and drawing uses multi-pass gradually drawing, per pass
The wire rod sizing reduction of secondary drawing is in 0.05-0.08mm, final diameter 3-3.5mm.
4. a kind of plasma is atomized nickel base superalloy increasing material manufacturing powder, which is characterized in that by mass percentage, component packet
It includes: C:0.02-0.06, Mn:< 0.35, Si:< 0.25, P:< 0.015, S:< 0.015, Cr:17.0-21.0, Co:< 0.1,
Mo:2.80-3.30, Nb:4.9-5.3, Ti:0.75-1.0, Al:0.4-0.7, B:< 0.006, Cu:< 0.25, Ta:< 0.05,
Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005, O:< 0.006, N:< 0.015, Ca:<
0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0.
5. a kind of plasma as described in claim 1 is atomized nickel base superalloy increasing material manufacturing powder, which is characterized in that press matter
Percentage is measured, component includes: C:0.03-0.048, Mn:< 0.25, Si:< 0.1, P:< 0.01, S:< 0.005, Cr:
18.3-20.5, Co:< 0.06, Mo:2.90-3.10, Nb:4.9-5.2, Ti:0.8-1.0, Al:0.4-0.7, B:< 0.006,
Cu:< 0.25, Ta:< 0.05, Pb:< 0.0005, Bi:< 0.00003, Se:< 0.0003, Ag:< 0.0005, O:<
0.006, N:< 0.015, Ca:< 0.01, Mg:< 0.01, Ni:50.0-55.0 and Fe:15.0-21.0.
6. a kind of preparation work for preparing plasma atomization nickel base superalloy increasing material manufacturing powder as described in claim 4 or 5
Skill, which is characterized in that the preparation process includes the following steps:
S1, raw material prepare: according to component proportion require to select high-purity Jinchuan Nickel, crome metal, metal niobium, metallic iron, aluminium block and
The raw material of titanium steel；
S2, vacuum drying oven are smelted: heat is to use with after steel grade material or progress prepurging before smelting, and is put raw materials into vacuum drying oven
Crucible in, to vacuum drying oven forvacuum, vacuum degree≤3 pa power transmission meltings；After melting starts, small-power power transmission step by step, finally
It is with maximum power power transmission until melting down, it melting down backward motion crucible 2-3 times, reduces power and is refined；Al, Ti add in the refining later period
Enter, have a power failure after refining, carries out cooling conjunctiva；High-power power transmission rushes film heating, then reduces power, and C and Si is added, fascinates
Crucible 2-3 times；Temperature is adjusted, microelement S and P is then added；Be poured electrode bar, it is air-cooled but；
S3, electroslag remelting: using purification slag production, the ingredient of Si, Al, Ti, both ends sampling analysis are controlled；
S4, forging: heating cycle:, opening forging temperature greater than 1140 DEG C by 1160-1180 DEG C, and whole forging temperature is greater than 950 DEG C, in
Between be tempered and forge again, tempering time is greater than 50 minutes；Starting light forging, weight forges again, after forging it is air-cooled but, figuring of surface, flaw detection is cut
Except defect, both ends flawless, shrinkage cavity；
S5, heat treatment: solid solubility temperature is 950 DEG C -980 DEG C, soaking time >=2.0h, water cooling；It is 1050 DEG C that intermediate hydrogen, which moves back temperature,；
S6, gren rod: the wire rod for being φ 10 or φ 12 at diameter by rod hot rolling；And
Wire rod: being pulled into the wire rod of predetermined diameter by S7, cold-drawn by cold-drawing technology, and drawing uses multi-pass gradually drawing, per pass
The wire rod sizing reduction of secondary drawing is in 0.05-0.08mm, final diameter 3-3.5mm；
S8, the preparation of plasma atomized powder: the alloy wire surface clean after cold-drawn removes pollutant, in plasma atomization plant
Plasma nozzle when projecting high speed, high temperature plasma gas, alloy wire is fed, the fusing of wire rod, atomization synchronously complete,
Then it is quickly cooled down through air quenching, saturated alloying steam rapid condensation, nucleation is made to form alloy powder；Wherein, the spray of plasma gun
Penetrating power is 60-90kw, and plasma gas is argon gas；And
S9, alloy powder post-processing: the alloy powder that atomization is obtained carries out the further deoxidation of hydrogen reduction, then carries out ultrasonic vibration
The alloy powder that predetermined diameter requires is collected in dynamic screening.
7. the preparation process of plasma atomization nickel base superalloy increasing material manufacturing powder as claimed in claim 6, feature exist
In in above-mentioned step S8, the feeding speed of the wire rod is 4-6m/min.
8. the preparation process of plasma atomization nickel base superalloy increasing material manufacturing powder as claimed in claims 6 or 7, feature
It is, in above-mentioned step S8, the cooling time is 3-5s.
9. the preparation process of plasma atomization nickel base superalloy increasing material manufacturing powder as claimed in claim 6, feature exist
In the diameter of the alloy powder of preparation is 30-45 μm.
10. the preparation process of plasma atomization nickel base superalloy increasing material manufacturing powder as claimed in claim 6, feature exist
In the oxygen content of the alloy powder of preparation is less than 0.006%.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111074100A (en) * | 2019-12-31 | 2020-04-28 | 江苏新华合金有限公司 | Nickel-based high-temperature alloy bar and preparation method thereof |
| CN112593120A (en) * | 2020-12-09 | 2021-04-02 | 上海蓝铸特种合金材料有限公司 | Nickel-based multi-element alloy, pipe made of nickel-based multi-element alloy and preparation method of pipe |
| CN112695228A (en) * | 2020-12-10 | 2021-04-23 | 蜂巢蔚领动力科技(江苏)有限公司 | 1050 ℃ resistant nickel-based alloy material for nozzle ring vane of supercharger and manufacturing method thereof |
| CN113817935A (en) * | 2021-08-18 | 2021-12-21 | 盘星新型合金材料(常州)有限公司 | High-purity nickel-based high-temperature alloy and preparation method of spherical powder thereof |
| CN115198143A (en) * | 2021-04-08 | 2022-10-18 | 中国航发商用航空发动机有限责任公司 | Nickel-based alloy and preparation method and application thereof |
| CN115323205A (en) * | 2021-05-11 | 2022-11-11 | 江苏万恒铸业有限公司 | Smelting method for improving mechanical properties of ASME CY40 nickel-based alloy |
| CN116254439A (en) * | 2021-12-09 | 2023-06-13 | 江苏新华合金有限公司 | Bar for high-temperature alloy pipe and manufacturing process thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001115223A (en) * | 1999-10-20 | 2001-04-24 | Natl Space Development Agency Of Japan | Ni-BASE HEAT RESISTANT ALLOY |
| CN104550984A (en) * | 2014-12-15 | 2015-04-29 | 中国航空工业集团公司北京航空材料研究院 | Preparation method of nickel-based high-temperature alloy powder for 3D (Three Dimensional) printing |
| CN104923797A (en) * | 2015-04-28 | 2015-09-23 | 上海材料研究所 | Preparation method of Incone1625 nickel base alloy powder for selective laser melting technology |
| CN108817729A (en) * | 2018-07-06 | 2018-11-16 | 江苏新华合金电器有限公司 | H45Ni48Cr28W5 welding wire and its production technology |
-
2019
- 2019-03-19 CN CN201910209510.2A patent/CN109943752A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001115223A (en) * | 1999-10-20 | 2001-04-24 | Natl Space Development Agency Of Japan | Ni-BASE HEAT RESISTANT ALLOY |
| CN104550984A (en) * | 2014-12-15 | 2015-04-29 | 中国航空工业集团公司北京航空材料研究院 | Preparation method of nickel-based high-temperature alloy powder for 3D (Three Dimensional) printing |
| CN104923797A (en) * | 2015-04-28 | 2015-09-23 | 上海材料研究所 | Preparation method of Incone1625 nickel base alloy powder for selective laser melting technology |
| CN108817729A (en) * | 2018-07-06 | 2018-11-16 | 江苏新华合金电器有限公司 | H45Ni48Cr28W5 welding wire and its production technology |
Non-Patent Citations (2)
| Title |
|---|
| 《工程材料实用手册》编辑委员会: "《工程材料实用手册 第2卷 变形高温合金 铸造高温合金》", 31 October 2001, 北京：中国标准出版社 * |
| 张飞等: "增材制造用金属粉末材料及其制备技术", 《工业技术创新》 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111074100A (en) * | 2019-12-31 | 2020-04-28 | 江苏新华合金有限公司 | Nickel-based high-temperature alloy bar and preparation method thereof |
| CN112593120A (en) * | 2020-12-09 | 2021-04-02 | 上海蓝铸特种合金材料有限公司 | Nickel-based multi-element alloy, pipe made of nickel-based multi-element alloy and preparation method of pipe |
| CN112695228A (en) * | 2020-12-10 | 2021-04-23 | 蜂巢蔚领动力科技(江苏)有限公司 | 1050 ℃ resistant nickel-based alloy material for nozzle ring vane of supercharger and manufacturing method thereof |
| CN115198143A (en) * | 2021-04-08 | 2022-10-18 | 中国航发商用航空发动机有限责任公司 | Nickel-based alloy and preparation method and application thereof |
| CN115198143B (en) * | 2021-04-08 | 2023-09-26 | 中国航发商用航空发动机有限责任公司 | Nickel-based alloy and preparation method and application thereof |
| CN115323205A (en) * | 2021-05-11 | 2022-11-11 | 江苏万恒铸业有限公司 | Smelting method for improving mechanical properties of ASME CY40 nickel-based alloy |
| CN113817935A (en) * | 2021-08-18 | 2021-12-21 | 盘星新型合金材料(常州)有限公司 | High-purity nickel-based high-temperature alloy and preparation method of spherical powder thereof |
| CN116254439A (en) * | 2021-12-09 | 2023-06-13 | 江苏新华合金有限公司 | Bar for high-temperature alloy pipe and manufacturing process thereof |
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Application publication date: 20190628 |