CN103966599A - Alloy powder used for laser cladding and preparation method thereof - Google Patents
Alloy powder used for laser cladding and preparation method thereof Download PDFInfo
- Publication number
- CN103966599A CN103966599A CN201410224827.0A CN201410224827A CN103966599A CN 103966599 A CN103966599 A CN 103966599A CN 201410224827 A CN201410224827 A CN 201410224827A CN 103966599 A CN103966599 A CN 103966599A
- Authority
- CN
- China
- Prior art keywords
- metal powder
- dissimilar metal
- laser melting
- powdered alloy
- fusing assistant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention discloses alloy powder used for laser cladding. The alloy powder comprises dissimilar metal powder and high-viscosity liquid flux, wherein the dissimilar metal powder comprises the following components by weight percent: 0.01%-0.05% of C, 0.3%-0.8% of Si, 0.7%-1.2% of Cr, 0.5%-1% of Ni, 0.5%-0.9% of Mo, 0.08%-0.6% of Nb, 3%-7% of Al, 0.1%-0.3% of Zr, 0.05%-0.15% of Ti, 0.03%-0.10% of V, and the rest of Fe. The invention also discloses a preparation method of the alloy powder used for laser cladding. The alloy powder used for laser cladding disclosed by the invention has good weldability and high viscosity.
Description
Technical field
The present invention relates to laser melting and coating technique field, particularly, relate to a kind of powdered alloy for laser melting coating and preparation method thereof.
Background technology
Laser melting and coating technique refers to places the alloy coating material of selecting on coated matrix surface in different filler modes, make it to melt with matrix surface skim through laser irradiation simultaneously, and it is extremely low and become the top coat of metallurgical binding with body material after rapid solidification, to form extent of dilution, thereby significantly improve the processing method of wear-resisting, anti-corrosion, heat-resisting, anti-oxidant and opering characteristic of electric apparatus of substrate material surface etc.In this technological process, the melting on the interface of base material of the powdered alloy of interpolation, and be mixed into and mix adhered layer with the substrate material of partial melting, the therefore adhibit quality between base material and alloy coating material, directly affects coating result.
Because laser melting coating can obtain having the metallic substance of multifrequency nature, but also can replace the high-valency metal that is not easy to buy.Laser melting coating is compared with existing plasma metallizing (plasmametallizing) technique and electric-arc welding (arc welding) technique in addition, the less calories needing, can carry out local heat treatment, therefore can reduce to greatest extent the distortion of base material.Especially because noncontact technique, thus the intervention of foreign matter be there is not, and can realize automatization.
In laser melting and coating process, powdered alloy is to be injected on base material according to default feed speed by powder feeding device.
The common powdered alloy for laser melting coating has, stellite (stellite), inconel (inconel), Fe-Cr-Ni-B alloy, Fe-Cr-C-X alloy and copper alloy etc.
But, the weldability of the existing powdered alloy for laser melting coating is poor, and viscosity is lower, if control the efflux velocity of the gas jet of the anti-oxidation being used in conjunction with while injecting powdered alloy in bad laser melting and coating process, powdered alloy easily disperses, and is difficult to carry out meticulous coating.
Summary of the invention
Technical problem to be solved by this invention is that the weldability of the existing powdered alloy for laser melting coating is poor, and viscosity is lower.
Technical scheme of the present invention is as follows:
A kind of powdered alloy for laser melting coating, comprise dissimilar metal powder and highly viscous liquid fusing assistant, described dissimilar metal powder comprises the composition of following mass percent: C0.01～0.05%, Si0.3～0.8%, Cr0.7%～1.2%, Ni0.5%～1%, Mo0.5%～0.9%, Nb0.08%～0.6%, Al3%～7%, Zr0.1%～0.3%, Ti0.05～0.15%, V0.03～0.10%, all the other are Fe.
Further: the quality percentage composition of described dissimilar metal powder is 50～60%, the quality percentage composition of described highly viscous liquid fusing assistant is 40%～50%.
Further: described dissimilar metal powder comprises the composition of following mass percent: C0.01%, Si0.80%, Cr0.70%, Ni1.00%, Mo0.50%, Nb0.08%, Al7.0%, Zr0.10%, Ti0.15%, V0.10%, all the other are Fe; Or, C0.05%, Si0.30%, Cr1.20%, Ni0.50%, Mo0.90%, Nb0.60%, Al3.0%, Zr0.30%, Ti0.05%, V0.03%, all the other are Fe; Or, C0.027%, Si0.70%, Cr0.75%, Ni0.84%, Mo0.71%, Nb0.12%, Al5.9%, Zr0.14%, Ti0.12%, V0.09%, all the other are Fe; Or, C0.034%, Si0.57%, Cr0.85%, Ni0.67%, Mo0.69%, Nb0.37%, Al4.6%, Zr0.19%, Ti0.09%, V0.05%, all the other are Fe; Or, C0.045%, Si0.42%, Cr0.98%, Ni0.55%, Mo0.57%, Nb0.51%, Al4.1%, Zr0.26%, Ti0.06%, V0.04%, all the other are Fe.
Further: described for highly viscous liquid fusing assistant be AMCO446 fusing assistant.
Further: the coefficient of viscosity of the described powdered alloy for laser melting coating is 0.0001～0.0003m
2/ sec.
The present invention will solve to such an extent that another technical problem is that the weldability of the powdered alloy that obtains of the preparation method of the existing powdered alloy for laser melting coating is poor, and viscosity is lower.
Another technical scheme of the present invention is as follows:
A kind of preparation method of the powdered alloy for laser melting coating, comprise: prepare dissimilar metal powder according to the composition of following mass percent: C0.01～0.05%, Si0.3～0.8%, Cr0.7%～1.2%, Ni0.5%～1%, Mo0.5%～0.9%, Nb0.08%～0.6%, Al3%～7%, Zr0.1%～0.3%, Ti0.05～0.15%, V0.03～0.10%, all the other are Fe; Described dissimilar metal powder and highly viscous liquid fusing assistant are mixed to get to the described powdered alloy for laser melting coating.
Further, the preparation method of described dissimilar metal powder is melting-inert gas atomizer method, comprising: by the described dissimilar metal powder mixing under argon shield 1300～1500 DEG C of meltings and be incubated the liquation that obtains described dissimilar metal powder for 12～18 hours; By the liquation atomization of described dissimilar metal powder, the medium of described atomization is argon gas, and the pressure of described atomization is 4.5MPa; By levigate the described dissimilar metal powder after the described atomization described dissimilar metal powder that obtains granularity≤100 μ m.
Further, the device of described melting is medium frequency induction melting furnace, and the device of described atomization is tundish.
Further: be 50～60% according to the quality percentage composition of described dissimilar metal powder, the ratio that the quality percentage composition of described highly viscous liquid fusing assistant is 40%～50% is mixed, and described highly viscous liquid fusing assistant is AMCO446 fusing assistant.
Further: the temperature of described mixing is 17～20 DEG C, the time of described mixing is 15～20 minutes.
Beneficial effect of the present invention is as follows:
1, the powdered alloy for laser melting coating of the present invention has that better weldability is poor and viscosity is higher.
2, the preparation method of the powdered alloy for laser melting coating of the present invention can prepare and has the powdered alloy that better weldability is poor and viscosity is higher.
Embodiment
In order to understand better the present invention, describe technical scheme in detail below in conjunction with the embodiments.
Embodiment 1
The preparation method of dissimilar metal powder is melting-inert gas atomizer method, concrete steps are as follows: close very much dissimilar metal powder: C0.01%, Si0.80%, Cr0.70%, Ni1.00%, Mo0.50%, Nb0.08%, Al7.0%, Zr0.10%, Ti0.15%, V0.10% according to following mass ratio, all the other are Fe.By the dissimilar metal powder mixing under argon shield 1300 DEG C of meltings and be incubated the liquation that obtains described dissimilar metal powder for 18 hours.By the liquation atomization of dissimilar metal powder, the medium of atomization is argon gas, and the pressure of atomization is 4.5MP.By levigate the dissimilar metal powder after the atomization dissimilar metal powder that obtains granularity≤100 μ m.
By dissimilar metal powder and highly viscous liquid fusing assistant AMCO446 fusing assistant (U.S.'s wlding and the American Solder & amp of solder flux company; Flux Co., InC.) be mixed to get the powdered alloy for laser melting coating.Wherein, the quality percentage composition of dissimilar metal powder is 57%, and the content of highly viscous liquid fusing assistant is 43%.The temperature of mixing is 18 DEG C, and the time of mixing is 19 minutes.
The coefficient of viscosity of measuring the powdered alloy for laser melting coating preparing by Hagen-poiseille equation is 0.00015m
2/ sec.
Embodiment 2
The preparation method of dissimilar metal powder is melting-inert gas atomizer method, concrete steps are as follows: close very much dissimilar metal powder: C0.05%, Si0.30%, Cr1.20%, Ni0.50%, Mo0.90%, Nb0.60%, Al3.0%, Zr0.30%, Ti0.05%, V0.03% according to following mass ratio, all the other are Fe.By the dissimilar metal powder mixing under argon shield 1370 DEG C of meltings and be incubated the liquation that obtains described dissimilar metal powder for 16 hours.By the liquation atomization of dissimilar metal powder, the medium of atomization is argon gas, and the pressure of atomization is 4.5MP.By levigate the dissimilar metal powder after the atomization dissimilar metal powder that obtains granularity≤100 μ m.
Dissimilar metal powder and highly viscous liquid fusing assistant AMCO446 fusing assistant are mixed to get to the powdered alloy for laser melting coating.Wherein, the quality percentage composition of dissimilar metal powder is 60%, and the content of highly viscous liquid fusing assistant is 40%.The temperature of mixing is 17 DEG C, and the time of mixing is 20 minutes.
The coefficient of viscosity of measuring the powdered alloy for laser melting coating preparing by Hagen-poiseille equation is 0.0001m
2/ sec.
Embodiment 3
The preparation method of dissimilar metal powder is melting-inert gas atomizer method, concrete steps are as follows: close very much dissimilar metal powder: C0.027%, Si0.70%, Cr0.75%, Ni0.84%, Mo0.71%, Nb0.12%, Al5.9%, Zr0.14%, Ti0.12%, V0.09% according to following mass ratio, all the other are Fe.By the dissimilar metal powder mixing under argon shield 1500 DEG C of meltings and be incubated the liquation that obtains described dissimilar metal powder for 12 hours.By the liquation atomization of dissimilar metal powder, the medium of atomization is argon gas, and the pressure of atomization is 4.5MP.By levigate the dissimilar metal powder after the atomization dissimilar metal powder that obtains granularity≤100 μ m.
Dissimilar metal powder and highly viscous liquid fusing assistant AMCO446 fusing assistant are mixed to get to the powdered alloy for laser melting coating.Wherein, the quality percentage composition of dissimilar metal powder is 53%, and the content of highly viscous liquid fusing assistant is 47%.The temperature of mixing is 20 DEG C, and the time of mixing is 15 minutes.
The coefficient of viscosity of measuring the powdered alloy for laser melting coating preparing by Hagen-poiseille equation is 0.00026m
2/ sec.
Embodiment 4
The preparation method of dissimilar metal powder is melting-inert gas atomizer method, concrete steps are as follows: close very much dissimilar metal powder: C0.034%, Si0.57%, Cr0.85%, Ni0.67%, Mo0.69%, Nb0.37%, Al4.6%, Zr0.19%, Ti0.09%, V0.05% according to following mass ratio, all the other are Fe.By the dissimilar metal powder mixing under argon shield 1400 DEG C of meltings and be incubated the liquation that obtains described dissimilar metal powder for 15 hours.By the liquation atomization of dissimilar metal powder, the medium of atomization is argon gas, and the pressure of atomization is 4.5MP.By levigate the dissimilar metal powder after the atomization dissimilar metal powder that obtains granularity≤100 μ m.
Dissimilar metal powder and highly viscous liquid fusing assistant AMCO446 fusing assistant are mixed to get to the powdered alloy for laser melting coating.Wherein, the quality percentage composition of dissimilar metal powder is 50%, and the content of highly viscous liquid fusing assistant is 50%.The temperature of mixing is 18 DEG C, and the time of mixing is 17 minutes.
The coefficient of viscosity of measuring the powdered alloy for laser melting coating preparing by Hagen-poiseille equation is 0.0003m
2/ sec.
Embodiment 5
The preparation method of dissimilar metal powder is melting-inert gas atomizer method, concrete steps are as follows: close very much dissimilar metal powder: C0.045%, Si0.42%, Cr0.98%, Ni0.55%, Mo0.57%, Nb0.51%, Al4.1%, Zr0.26%, Ti0.06%, V0.04% according to following mass ratio, all the other are Fe.。By the dissimilar metal powder mixing under argon shield 1450 DEG C of meltings and be incubated the liquation that obtains described dissimilar metal powder for 16 hours.By the liquation atomization of dissimilar metal powder, the medium of atomization is argon gas, and the pressure of atomization is 4.5MP.By levigate the dissimilar metal powder after the atomization dissimilar metal powder that obtains granularity≤100 μ m.
Dissimilar metal powder and highly viscous liquid fusing assistant AMCO446 fusing assistant are mixed to get to the powdered alloy for laser melting coating.Wherein, the quality percentage composition of dissimilar metal powder is 55%, and the content of highly viscous liquid fusing assistant is 45%.The temperature of mixing is 18 DEG C, and the time of mixing is 19 minutes.
The coefficient of viscosity of measuring the powdered alloy for laser melting coating preparing by Hagen-poiseille equation is 0.00021m
2/ sec.
The highly viscous liquid fusing assistant of selecting in embodiment 1～5 can prevent the oxidation of powdered alloy and base material in laser cladding process, improves sticking effect, and prevents the overheated of base material and liquid fusing assistant, can maintain good sticking effect.This highly viscous liquid fusing assistant need to meet low-temperature working condition, therefore needs to select low temperature welding liquid fusing assistant AMCO446 fusing assistant.
In embodiment 1～5, the coefficient of viscosity of preparation is 0.0001～0.0003m
2/ sec.If viscous modulus exceedes above-mentioned scope, viscosity is excessive, makes to carry powdered alloy to be not easy; If lower than above-mentioned scope, be not easy to apply the base material bottom with scarp.
The powdered alloy for laser melting coating that embodiment 1～5 is prepared carries out, after laser melting coating, the column obtaining being carried out to experimental test to mine hydraulic support column, and its result is as shown in table 1.Wherein weldability adopts carbon equivalent experimental formula to obtain:
W=w (C)+1/6[w (Mn)]+1/5[w (Cr)+w (Mo)+w (V)]+1/15[w (Ni)+w (Cu)], wherein w represents the quality percentage composition of every kind of composition.Wherein, in the time of w<0.4%～0.6%, weldability is good.
Performance after table 1 mine hydraulic support column cladding alloy powder
| Embodiment | Cladding layer intensity/MPa | HRC hardness | Salt-fog resistant time/h | Weldability | Unit elongation |
| 1 | 349 | 44 | 96 | 0.56％ | 12％ |
| 2 | 374 | 47 | 104 | 0.51％ | 15％ |
| 3 | 385 | 52 | 103 | 0.39％ | 14％ |
| 4 | 411 | 58 | 115 | 0.36％ | 19％ |
| 5 | 381 | 53 | 105 | 0.40％ | 18％ |
As can be seen from the above table, use the above-mentioned powdered alloy for laser melting coating, it is sprayed on base material with uniform speed, can paste and mix with base material entry material better, improve the cladding layer effect of laser melting coating, effect high-strength, wear-resisting, corrosion-resistant, that weldability is good and unit elongation is high that this cladding layer has.
The raising of C content makes weldability variation, therefore, the quality percentage composition of C is controlled to 0.01～0.05%.Cladding layer intensity, HRC hardness are improved in the raising of Si content and salt-fog resistant time increases, but can make weldability variation, therefore, the quality percentage composition of Si is controlled to 0.3～0.8%.Cladding layer intensity, HRC hardness are improved in the raising of Cr content and salt-fog resistant time increases, and can reduce impelling strength but Cr content is high, therefore, the quality percentage composition of Cr is controlled to 0.7%～1.2%.The raising of Ni content improves cladding layer intensity and salt-fog resistant time increases, and still, Ni content height easily makes cladding layer occur crack, therefore, the quality percentage composition of Ni is controlled to 0.5%～1%.The raising of Mo content improves cladding layer intensity, HRC hardness, and salt-fog resistant time increases and unit elongation becomes large, and still, Mo content is high can reduce oxidation-resistance, therefore, the quality percentage composition of Mo is controlled to 0.5%～0.9%.Nb can crystal grain thinning, improves wear resistance (being HRC hardness) and anti-concentrated nitric acid erosion performance, and still, the high weldability variation that makes of Nb content, therefore, is controlled at 0.08%～0.6% by the content of Nb.The raising salt-fog resistant time of Al content increases, and can reduce intensity but Al content is high, therefore, the content of Al is controlled to 3%～7%.Zr can suppress recrystallize and the grain growth of alloy, improve wear resistance (being HRC hardness), and improve welding property, but Zr price is higher, therefore, the content of Zr is controlled to 0.1%～0.3%.The raising of Ti content improves cladding layer intensity, and weldability improves, and can reduce toughness but Ti content is high, therefore, the content of Ti is controlled to 0.05～0.15%.The raising of V content improves HRC hardness, and weldability improves, and can reduce cladding layer intensity but Ti content is high, therefore, the content of V is controlled to 0.03～0.10%.
Also find by embodiment 1～5, in the time that the content of C increases, the content of Si reduces, and the total content of C and Si is between 0.35%～0.81 time, and this properties relevant to laser melting coating of powdered alloy that is used for laser melting coating is all better.
Above embodiment is only exemplary embodiment of the present invention, is not used in restriction the present invention, and protection scope of the present invention is defined by the claims.Those skilled in the art can, in essence of the present invention and protection domain, make various amendments or be equal to replacement the present invention, this amendment or be equal to replacement and also should be considered as dropping in protection scope of the present invention.
Claims (10)
1. the powdered alloy for laser melting coating, it is characterized in that, comprise dissimilar metal powder and highly viscous liquid fusing assistant, described dissimilar metal powder comprises the composition of following mass percent: C0.01～0.05%, Si0.3～0.8%, Cr0.7%～1.2%, Ni0.5%～1%, Mo0.5%～0.9%, Nb0.08%～0.6%, Al3%～7%, Zr0.1%～0.3%, Ti0.05～0.15%, V0.03～0.10%, all the other are Fe.
2. the powdered alloy for laser melting coating according to claim 1, is characterized in that: the quality percentage composition of described dissimilar metal powder is 50～60%, and the quality percentage composition of described highly viscous liquid fusing assistant is 40%～50%.
3. the powdered alloy for laser melting coating according to claim 1 and 2, is characterized in that: described dissimilar metal powder comprises the composition of following mass percent:
C0.01%, Si0.80%, Cr0.70%, Ni1.00%, Mo0.50%, Nb0.08%, Al7.0%, Zr0.10%, Ti0.15%, V0.10%, all the other are Fe; Or,
C0.05%, Si0.30%, Cr1.20%, Ni0.50%, Mo0.90%, Nb0.60%, Al3.0%, Zr0.30%, Ti0.05%, V0.03%, all the other are Fe; Or,
C0.027%, Si0.70%, Cr0.75%, Ni0.84%, Mo0.71%, Nb0.12%, Al5.9%, Zr0.14%, Ti0.12%, V0.09%, all the other are Fe; Or,
C0.034%, Si0.57%, Cr0.85%, Ni0.67%, Mo0.69%, Nb0.37%, Al4.6%, Zr0.19%, Ti0.09%, V0.05%, all the other are Fe; Or,
C0.045%, Si0.42%, Cr0.98%, Ni0.55%, Mo0.57%, Nb0.51%, Al4.1%, Zr0.26%, Ti0.06%, V0.04%, all the other are Fe.
4. the powdered alloy for laser melting coating according to claim 3, is characterized in that: described for highly viscous liquid fusing assistant be AMCO446 fusing assistant.
5. the powdered alloy for laser melting coating according to claim 4, is characterized in that: the coefficient of viscosity of the described powdered alloy for laser melting coating is 0.0001～0.0003m
2/ sec.
6. for a preparation method for the powdered alloy of laser melting coating, it is characterized in that, comprising:
Prepare dissimilar metal powder according to the composition of following mass percent: C0.01～0.05%, Si0.3～0.8%, Cr0.7%～1.2%, Ni0.5%～1%, Mo0.5%～0.9%, Nb0.08%～0.6%, Al3%～7%, Zr0.1%～0.3%, Ti0.05～0.15%, V0.03～0.10%, all the other are Fe;
Described dissimilar metal powder and highly viscous liquid fusing assistant are mixed to get to the described powdered alloy for laser melting coating.
7. preparation method according to claim 6, is characterized in that, the preparation method of described dissimilar metal powder is melting-inert gas atomizer method, comprising:
By the described dissimilar metal powder mixing under argon shield 1300～1500 DEG C of meltings and be incubated the liquation that obtains described dissimilar metal powder for 12～18 hours;
By the liquation atomization of described dissimilar metal powder, the medium of described atomization is argon gas, and the pressure of described atomization is 4.5MPa;
By levigate the described dissimilar metal powder after the described atomization described dissimilar metal powder that obtains granularity≤100 μ m.
8. preparation method according to claim 7, is characterized in that, the device of described melting is medium frequency induction melting furnace, and the device of described atomization is tundish.
9. preparation method according to claim 6, it is characterized in that: be 50～60% according to the quality percentage composition of described dissimilar metal powder, the ratio that the quality percentage composition of described highly viscous liquid fusing assistant is 40%～50% is mixed, and described highly viscous liquid fusing assistant is AMCO446 fusing assistant.
10. preparation method according to claim 6, is characterized in that: the temperature of described mixing is 17～20 DEG C, and the time of described mixing is 15～20 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410224827.0A CN103966599B (en) | 2014-05-26 | 2014-05-26 | Be used for alloy powder of laser melting coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410224827.0A CN103966599B (en) | 2014-05-26 | 2014-05-26 | Be used for alloy powder of laser melting coating and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103966599A true CN103966599A (en) | 2014-08-06 |
| CN103966599B CN103966599B (en) | 2016-05-18 |
Family
ID=51236588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410224827.0A Active CN103966599B (en) | 2014-05-26 | 2014-05-26 | Be used for alloy powder of laser melting coating and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103966599B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106480363A (en) * | 2016-11-22 | 2017-03-08 | 国营芜湖机械厂 | 30CrMnSiNi2A steel laser cladding powder and preparation method |
| CN114774751A (en) * | 2021-10-21 | 2022-07-22 | 北京机科国创轻量化科学研究院有限公司 | Laser cladding high-red-hardness powder and hot stamping die cladding method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6059853A (en) * | 1993-02-06 | 2000-05-09 | Behr South Africa (Pty) Ltd. | Production of powder |
| WO2009076923A2 (en) * | 2007-12-14 | 2009-06-25 | Salzgitter Flachstahl Gmbh | Method for producing a steel melt containing up to 30% of manganese |
| CN103343341A (en) * | 2013-07-22 | 2013-10-09 | 中国科学院半导体研究所 | Laser cladding alloy powder and laser cladding method applying same |
| CN103484853A (en) * | 2013-09-22 | 2014-01-01 | 湖州市银鑫轧辊有限公司 | Laser cladding method applicable to roller |
| CN103692105A (en) * | 2012-09-27 | 2014-04-02 | 旭化成电子材料株式会社 | Device and method of solder cataplasm and semiconductor |
-
2014
- 2014-05-26 CN CN201410224827.0A patent/CN103966599B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6059853A (en) * | 1993-02-06 | 2000-05-09 | Behr South Africa (Pty) Ltd. | Production of powder |
| WO2009076923A2 (en) * | 2007-12-14 | 2009-06-25 | Salzgitter Flachstahl Gmbh | Method for producing a steel melt containing up to 30% of manganese |
| CN103692105A (en) * | 2012-09-27 | 2014-04-02 | 旭化成电子材料株式会社 | Device and method of solder cataplasm and semiconductor |
| CN103343341A (en) * | 2013-07-22 | 2013-10-09 | 中国科学院半导体研究所 | Laser cladding alloy powder and laser cladding method applying same |
| CN103484853A (en) * | 2013-09-22 | 2014-01-01 | 湖州市银鑫轧辊有限公司 | Laser cladding method applicable to roller |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106480363A (en) * | 2016-11-22 | 2017-03-08 | 国营芜湖机械厂 | 30CrMnSiNi2A steel laser cladding powder and preparation method |
| CN106480363B (en) * | 2016-11-22 | 2018-08-17 | 国营芜湖机械厂 | 30CrMnSiNi2A steel laser cladding powder and preparation method |
| CN114774751A (en) * | 2021-10-21 | 2022-07-22 | 北京机科国创轻量化科学研究院有限公司 | Laser cladding high-red-hardness powder and hot stamping die cladding method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103966599B (en) | 2016-05-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103962549B (en) | For the alloy powder and preparation method thereof of laser melting coating | |
| Fan et al. | Microstructure change caused by (Cr, Fe) 23C6 carbides in high chromium Fe–Cr–C hardfacing alloys | |
| US8574686B2 (en) | Microwave brazing process for forming coatings | |
| JP7018603B2 (en) | Manufacturing method of clad layer | |
| EP1716271B1 (en) | Hardfacing ferroalloy materials | |
| CN107815682A (en) | A kind of method that wear-resisting toughness reinforcing coating is prepared on potassium steel surface | |
| CN101338428A (en) | Strengthen process for pick head by laser fusing and coating wear-resistant coating | |
| CN102277552A (en) | Metal surface treatment method employing arc-plasma spraying-laser remelting | |
| US20170037495A1 (en) | Wear-resistant copper-based alloy, cladding alloy, cladding layer, and valve system member and sliding member for internal combustion engine | |
| CN102115882A (en) | Method for cladding alloy on surface of metallic matrix | |
| CN111560564B (en) | Resource-saving high-nitrogen duplex stainless steel and near-net forming method thereof | |
| NL2009730C2 (en) | Enhanced hardfacing alloy and a method for the deposition of such an alloy. | |
| Ding et al. | Effect of VN alloy addition on the microstructure and wear resistance of Co-based alloy coatings | |
| Shengbin et al. | Effects of laser remelting on microstructural characteristics of Ni-WC composite coatings produced by laser hot wire cladding | |
| CN107267909A (en) | A kind of plasma spray Ni bases WC/TiC/LaAlO3Wear-resistant coating | |
| Sergi et al. | The role of powder atomisation route on the microstructure and mechanical properties of hot isostatically pressed Inconel 625 | |
| CN103966599B (en) | Be used for alloy powder of laser melting coating and preparation method thereof | |
| CN103962550B (en) | For the alloy powder and preparation method thereof of laser melting coating | |
| CN106435276B (en) | A kind of stirring-head modification strengthens nickel-base alloy powder with graphene | |
| Paustovskii et al. | Optimization of the composition, structure, and properties of electrode materials and electrospark coatings for strengthening and reconditioningof metal surfaces | |
| US20160245099A1 (en) | Imparting high-temperature wear resistance to turbine blade z-notches | |
| CN110484911A (en) | A kind of alloy powder and preparation method thereof for laser melting coating | |
| WO2023116214A1 (en) | Maraging steel powder and use thereof in additive manufacturing | |
| CN110625128A (en) | Preparation method of titanium-copper-nickel-chromium alloy brazing filler metal powder | |
| CN105603422B (en) | A kind of laser melting coating iron cobalt-based complex alloy powder and its laser cladding method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 271200 Shandong city of Xintai province Tai'an City Xindong town new road three Applicant after: Shandong Manufacturing Co., Ltd again of energy refitting big nation of group Address before: Tai'an City, Shandong Province town of 271222 east of Xintai new road three Applicant before: Shandong Energy Machinery Group Dazu Remanufacturing Co.,Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 271222 TAIAN, SHANDONG PROVINCE TO: 271200 TAIAN, SHANDONG PROVINCE Free format text: CORRECT: APPLICANT; FROM: SHANDONG ENERGY MACHINERY GROUP HAN S REMANUFACTURING CO., LTD. TO: SHANDONG ENERGY HEAVY EQUIPMENT GROUP DAZU REMANUFACTURING CO., LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |