CN104313459A - Ni coated SiC compound powder enhanced iron-based composite material, and preparation method thereof - Google Patents

Ni coated SiC compound powder enhanced iron-based composite material, and preparation method thereof Download PDF

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CN104313459A
CN104313459A CN201410022660.XA CN201410022660A CN104313459A CN 104313459 A CN104313459 A CN 104313459A CN 201410022660 A CN201410022660 A CN 201410022660A CN 104313459 A CN104313459 A CN 104313459A
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sic
wraps
composite material
composite granule
sic composite
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CN104313459B (en
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张锐
范冰冰
邵刚
王彬彬
王海龙
陈德良
卢红霞
许红亮
王晨阳
李稳
李新芳
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Zhengzhou University
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/17—Metallic particles coated with metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/14—Both compacting and sintering simultaneously
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • C22C33/0292—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with more than 5% preformed carbides, nitrides or borides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Products (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Powder Metallurgy (AREA)

Abstract

The invention discloses a Ni coated SiC compound powder enhanced iron-based composite material, and a preparation method thereof. The composite material comprises, by weight, 2%-18% of Ni coated SiC compound powder and 82-98% of iron. According to the Ni coated SiC compound powder enhanced iron-based composite material, Ni coats silicon carbide particle surfaces to be used as a transition layer; the Ni transition layer has relatively good interface affinity with the SiC particles, and improves interface adhesion between a silicon carbide particle reinforced phase and an iron substrate and dispersion uniformity; the Ni transition layer can prevent direct surface contact when a plurality of SiC particles aggregate; and a Ni-Fe alloy phase formed by the Ni transition layer and the substrate Fe can prevent or delay mutual diffusion of reactant atoms in a SiC/Fe interface solid phase reaction, thereby effectively inhibiting formation of hard and crisp ferrosilicon compounds, so that the composite material gains good comprehensive mechanical properties, use performances and performance stability.

Description

A kind of Ni wraps up SiC composite granule and strengthens iron base composite material and preparation method thereof
Technical field
The invention belongs to metal-base composites technical field, be specifically related to a kind of Ni and wrap up SiC composite granule enhancing iron base composite material, also relate to a kind of Ni simultaneously and wrap up the preparation method that SiC composite granule strengthens iron base composite material.
Background technology
Particles reiforced metal-base composition has that excellent mechanical behavior under high temperature and wear resistance, preparation technology are simple, the advantage such as with low cost of reinforcement, enjoys the concern that modern material is studied.The Fe based composites of SiC particle reinforce is exactly its Typical Representative, because it has given full play to the good advantage such as toughness, ductility of the high rigidity of SiC particle, high abrasion and Fe.Therefore the Fe based composites that strengthens of SiC is with a wide range of applications in the field such as wearing piece of aerospace high-temperature material and automobile, train and all kinds of large-scale mine machinery.
But, due to the own physics of iron-based body and silicon-carbide particle, chemical property different, cause the series of problems such as the dispersing uniformity of the two is poor, consistency, wettability and affinity difference, thus cause the mechanical property of SiC particles reiforced metal-base composition poor, the requirement used can not be met preferably.
Summary of the invention
The object of this invention is to provide a kind of Ni to wrap up SiC composite granule and strengthen iron base composite material, solve existing SiC and strengthen the problem that mechanical property that iron base composite material causes due to SiC and iron-based compatability difference can not meet service requirements preferably.
Second object of the present invention is to provide a kind of Ni and wraps up the preparation method that SiC composite granule strengthens iron base composite material.
In order to realize above object, the technical solution adopted in the present invention is: a kind of Ni wraps up SiC composite granule and strengthens iron base composite material, comprises the component of following weight percent: Ni wraps up SiC composite granule 2% ~ 18%, iron 82 ~ 98%.
Described Ni wraps up in SiC composite granule, and the mass ratio of Ni and SiC is 1 ~ 3:1.
Described Ni wraps up SiC composite granule to be prepared by following methods:
1) by N 2h 4h 2o adds NiCl 2ethanol solution in, stir make it mix, obtain nickel hydrazine complex compound presoma;
2) SiC powder is added in NaOH solution, stir and make it mix, obtain mixed slurry;
3) by step 1) gained nickel hydrazine complex compound presoma and step 2) after gained mixed slurry mixes, water bath with thermostatic control stirring is reacted, and reaction product is filtered, washing dry, and obtain described Ni and wrap up SiC composite granule.
Described SiC powder is micron order.
In described nickel hydrazine complex compound presoma, Ni 2+concentration be 0.2 ~ 0.5mol/L; N 2h 4h 2the add-on of O makes N 2h 4with Ni 2+mol ratio be 4 ~ 8:1.
In step 3), nickel hydrazine complex compound presoma and mixed slurry are according to Ni 2+the ratio being 1:5 ~ 10 with the mol ratio of OH-mixes.
In step 3), the time of described stirring is 1 ~ 2h; The temperature of described water bath with thermostatic control is 60 ~ 90 DEG C; Described drying is vacuum-drying, and vacuum drying temperature is 60 ~ 80 DEG C, and time of drying is 12 ~ 24h.
Above-mentioned Ni wraps up the preparation method that SiC composite granule strengthens iron base composite material, comprises the following steps:
1) Ni is wrapped up after SiC composite granule and iron powder sieve and mixing, obtain compound;
2) by after the die cavity internal surface of mould coating releasing agent, step 1) gained compound is loaded in the die cavity of mould, mould is put into vacuum heating-press sintering equipment, carry out precompressed under vacuum, obtain pre-press;
3), after pre-press being carried out vacuum heating-press sintering, furnace cooling the demoulding, to obtain final product.
The number of times sieved described in step 1) is 2 ~ 6 times.Described sieving referred to 100 ~ 200 object screen clothes.
Step 2) described in releasing agent be the mixture of hexagonal boron nitride and dehydrated alcohol.
Step 2) described in the pressure of precompressed be 10 ~ 15MPa.
The program of vacuum heating-press sintering described in step 3) is: first with the ramp to 600 DEG C of 10 ~ 20 DEG C/min, after pressurize 10 ~ 30min, be 30 ~ 40MPa by pressure adjusting; With the speed of 10 ~ 15 DEG C/min, temperature is warming up to 800 ~ 1000 DEG C from 600 DEG C again, and pressurize 20 ~ 60min.
Ni of the present invention wraps up SiC composite granule and strengthens iron base composite material, adopts Ni to wrap up SiC composite granule and strengthens iron base composite material, at silicon-carbide particle surface parcel Ni as transition layer, improves the interface cohesion of matrix material; Ni transition layer and SiC particle have good interface affinity on the one hand, improve interface cohesion and the dispersing uniformity of SiC particles reinforced phase and iron-based body, and the straight surfaces brought into contact of Ni transition layer when can avoid multiple SiC particle agglomeration, thus reduce the possibility that particle agglomeration place forms micro-flaw, drastically increase the mechanical property of matrix material; The Ni-Fe alloy phase that Ni transition layer and matrix Fe are formed on the other hand can stop or postpone the phase mutual diffusion of reactant atom in SiC/Fe Interface solid state reaction, the generation of the ferrosilicon compound that its Interface solid state reaction product of effective suppression is firmly crisp, thus make matrix material obtain good comprehensive mechanical property, use properties and stability.
Ni of the present invention wraps up SiC composite granule and strengthens in iron base composite material, and it is adopt the method for in-situ chemical deposition to prepare that Ni wraps up SiC composite granule, and equipment requirements is low, it is effective to wrap up; Do not need multiple precious metal as activated particle, also do not need the reagent of the severe corrosives such as HF, technique is simple, and cost is low, is applicable to applying.
Ni of the present invention wraps up the preparation method that SiC composite granule strengthens iron base composite material, use the technique of vacuum heating-press sintering to prepare Ni and wrap up SiC composite granule enhancing iron base composite material, Ni transition layer and iron matrix are prepared in moulding process at matrix material and forms Ni-Fe alloy phase, the difficult problems such as poor compatibility gained matrix material being overcome cause because of proper property difference between SiC particle and Fe and dispersing uniformity difference, have good comprehensive mechanical property; Preparation method of the present invention is easy and simple to handle, process stabilizing, production cost are low, is applicable to large-scale industrial production.
Accompanying drawing explanation
Fig. 1 is the XRD figure that embodiment 1 gained Ni wraps up SiC composite granule;
Fig. 2 is the SEM figure that embodiment 1 gained Ni wraps up SiC composite granule;
Fig. 3 is the SEM figure that embodiment 1 gained Ni wraps up that SiC composite granule strengthens iron base composite material;
Fig. 4 is the SEM figure that embodiment 1 gained Ni wraps up that SiC composite granule strengthens iron base composite material interface;
Fig. 5 is the energy spectrum analysis figure at the corresponding horizontal line place of Fig. 4.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.
Embodiment 1
The Ni of the present embodiment wraps up SiC composite granule and strengthens iron base composite material, comprises the component of following weight percent: Ni wraps up SiC composite granule 10%, iron 90%.Described Ni wraps up in SiC composite granule, and the mass ratio of Ni and SiC is 1:1.
Described Ni wraps up SiC composite granule to be prepared by following methods:
1) by the N of 7.5ml 2h 4h 2o is dropwise added dropwise to NiCl 2ethanol solution in, Keep agitation 1h makes it mix, and obtains nickel hydrazine complex compound presoma; In described nickel hydrazine complex compound presoma, Ni 2+concentration be 0.3mol/L; N 2h 4h 2the add-on of O makes N 2h 4with Ni 2+mol ratio be 4:1;
2) the SiC powder of 1.76g is added in NaOH solution, stir and make it mix, obtain mixed slurry;
3) by step 1) gained nickel hydrazine complex compound presoma and step 2) gained mixed slurry is according to Ni 2+after the ratio being 1:9 with the mol ratio of OH-mixes, 80 DEG C of waters bath with thermostatic control in rotary evaporator water bath groove are also stirred 1.5h and are reacted, after reaction product vacuum filtration, repetitive scrubbing, vacuum-drying 12h under 60 DEG C of conditions, obtains described Ni and wraps up SiC composite granule.
Gained Ni is wrapped up SiC composite granule and carries out XRD and sem analysis, gained spectrogram as shown in Figure 1, 2.The uniform particle of one deck has been wrapped up on the surface of SiC particle as can be seen from Figure 2, and in composition graphs 1, the sharp-pointed diffraction peak of SiC and Ni is known, and SiC particle surface is Ni granular layer.
The Ni of the present embodiment wraps up the preparation method that SiC composite granule strengthens iron base composite material, comprises the following steps:
1) Ni is wrapped up SiC composite granule and iron powder mixes after 4 times are sieved (100 eye mesh screen), obtain compound;
2) by after the die cavity internal surface coating release agent (mixture of hexagonal boron nitride and dehydrated alcohol) of graphite jig, step 1) gained compound is loaded in the die cavity of mould, mould is put into vacuum heating-press sintering equipment, under vacuum, use the pressure of 10MPa to carry out precompressed, obtain pre-press;
3) pre-press is carried out vacuum heating-press sintering, the program of vacuum heating-press sintering is: first with the ramp to 600 DEG C of 20 DEG C/min, after pressurize 10min, be 40MPa by pressure adjusting; With the speed of 15 DEG C/min, temperature is warming up to 850 DEG C from 600 DEG C again, and pressurize 30min, furnace cooling the demoulding, obtains described Ni and wrap up SiC composite granule and strengthen iron base composite material.
The present embodiment gained Ni wraps up SiC composite granule enhancing iron base composite material homogeneous microstructure, density is high, and surface structure pattern as shown in Figure 3; Volume density is 6.65 ~ 6.95g/cm 3, Vickers' hardness is 4.5 ~ 4.8Gpa, and bending strength is 463 ~ 483MP; The SEM figure of its interface and corresponding energy spectrum analysis are as shown in Figure 4,5.As can be seen from Figure 4, have a transition layer between wild phase SiC and matrix Fe, the EDS power spectrum graph discovery of composition graphs 5 sharply declines in the energy spectral intensity of transition layer place silicon and iron, and has occurred the crest of nickel at same position, illustrates that this transition layer is metallic nickel transition layer.
Embodiment 2
The Ni of the present embodiment wraps up SiC composite granule and strengthens iron base composite material, comprises the component of following weight percent: Ni wraps up SiC composite granule 18%, iron 82%.Described Ni wraps up in SiC composite granule, and the mass ratio of Ni and SiC is 1:1.
Described Ni wraps up SiC composite granule to be prepared by following methods:
1) by N 2h 4h 2o is dropwise added dropwise to NiCl 2ethanol solution in, Keep agitation 1h makes it mix, and obtains nickel hydrazine complex compound presoma; In described nickel hydrazine complex compound presoma, Ni 2+concentration be 0.2mol/L; N 2h 4h 2the add-on of O makes N 2h 4with Ni 2+mol ratio be 8:1;
2) SiC powder is added in NaOH solution, stir and make it mix, obtain mixed slurry;
3) by step 1) gained nickel hydrazine complex compound presoma and step 2) gained mixed slurry is according to Ni 2+after the ratio being 1:10 with the mol ratio of OH-mixes, 60 DEG C of waters bath with thermostatic control in rotary evaporator water bath groove are also stirred 3h and are reacted, after reaction product vacuum filtration, repetitive scrubbing, vacuum-drying 24h under 70 DEG C of conditions, obtains described Ni and wraps up SiC composite granule.
The Ni of the present embodiment wraps up the preparation method that SiC composite granule strengthens iron base composite material, comprises the following steps:
1) Ni is wrapped up SiC composite granule and iron powder mixes after 6 times are sieved (150 eye mesh screen), obtain compound;
2) by after the die cavity internal surface coating release agent (mixture of hexagonal boron nitride and dehydrated alcohol) of graphite jig, step 1) gained compound is loaded in the die cavity of mould, mould is put into vacuum heating-press sintering equipment, under vacuum, use the pressure of 15MPa to carry out precompressed, obtain pre-press;
3) pre-press is carried out vacuum heating-press sintering, the program of vacuum heating-press sintering is: first with the ramp to 600 DEG C of 10 DEG C/min, after pressurize 30min, be 40MPa by pressure adjusting; With the speed of 15 DEG C/min, temperature is warming up to 800 DEG C from 600 DEG C again, and pressurize 60min, furnace cooling the demoulding, obtains described Ni and wrap up SiC composite granule and strengthen iron base composite material.
The present embodiment gained Ni wraps up SiC composite granule enhancing iron base composite material homogeneous microstructure, density is high; Volume density is 6.34 ~ 6.55g/cm 3, Vickers' hardness is 2.1 ~ 2.3Gpa, and bending strength is 430 ~ 460MP.
Embodiment 3
The Ni of the present embodiment wraps up SiC composite granule and strengthens iron base composite material, comprises the component of following weight percent: Ni wraps up SiC composite granule 4%, iron 96%.Described Ni wraps up in SiC composite granule, and the mass ratio of Ni and SiC is 1:1.
Described Ni wraps up SiC composite granule to be prepared by following methods:
1) by N 2h 4h 2o is dropwise added dropwise to NiCl 2ethanol solution in, Keep agitation 1h makes it mix, and obtains nickel hydrazine complex compound presoma; In described nickel hydrazine complex compound presoma, Ni 2+concentration be 0.5mol/L; N 2h 4h 2the add-on of O makes N 2h 4with Ni 2+mol ratio be 6:1;
2) SiC powder is added in NaOH solution, stir and make it mix, obtain mixed slurry;
3) by step 1) gained nickel hydrazine complex compound presoma and step 2) gained mixed slurry is according to Ni 2+after the ratio being 1:5 with the mol ratio of OH-mixes, 90 DEG C of waters bath with thermostatic control in rotary evaporator water bath groove are also stirred 1h and are reacted, after reaction product vacuum filtration, repetitive scrubbing, vacuum-drying 18h under 80 DEG C of conditions, obtains described Ni and wraps up SiC composite granule.
The Ni of the present embodiment wraps up the preparation method that SiC composite granule strengthens iron base composite material, comprises the following steps:
1) Ni is wrapped up SiC composite granule and iron powder mixes after 2 times are sieved (200 eye mesh screen), obtain compound;
2) by after the die cavity internal surface coating release agent (mixture of hexagonal boron nitride and dehydrated alcohol) of graphite jig, step 1) gained compound is loaded in the die cavity of mould, mould is put into vacuum heating-press sintering equipment, under vacuum, use the pressure of 15MPa to carry out precompressed, obtain pre-press;
3) pre-press is carried out vacuum heating-press sintering, the program of vacuum heating-press sintering is: first with the ramp to 600 DEG C of 15 DEG C/min, after pressurize 20min, be 30MPa by pressure adjusting; With the speed of 10 DEG C/min, temperature is warming up to 1000 DEG C from 600 DEG C again, and pressurize 20min, furnace cooling the demoulding, obtains described Ni and wrap up SiC composite granule and strengthen iron base composite material.
The present embodiment gained Ni wraps up SiC composite granule enhancing iron base composite material homogeneous microstructure, density is high; Volume density is 6.85 ~ 7.05g/cm 3, Vickers' hardness is 2.05 ~ 2.15Gpa, and bending strength is 580 ~ 625MP.

Claims (10)

1. Ni wraps up a SiC composite granule enhancing iron base composite material, it is characterized in that: the component comprising following weight percent: Ni wraps up SiC composite granule 2% ~ 18%, iron 82 ~ 98%.
2. Ni according to claim 1 wraps up SiC composite granule enhancing iron base composite material, it is characterized in that: described Ni wraps up in SiC composite granule, and the mass ratio of Ni and SiC is 1 ~ 3:1.
3. Ni according to claim 1 and 2 wraps up SiC composite granule enhancing iron base composite material, it is characterized in that: described Ni wraps up SiC composite granule to be prepared by following methods:
1) by N 2h 4h 2o adds NiCl 2ethanol solution in, stir make it mix, obtain nickel hydrazine complex compound presoma;
2) SiC powder is added in NaOH solution, stir and make it mix, obtain mixed slurry;
3) by step 1) gained nickel hydrazine complex compound presoma and step 2) after gained mixed slurry mixes, water bath with thermostatic control stirring is reacted, and reaction product is filtered, washing dry, and obtain described Ni and wrap up SiC composite granule.
4. Ni according to claim 3 wraps up SiC composite granule enhancing iron base composite material, it is characterized in that: in described nickel hydrazine complex compound presoma, Ni 2+concentration be 0.2 ~ 0.5mol/L; N 2h 4h 2the add-on of O makes N 2h 4with Ni 2+mol ratio be 4 ~ 8:1.
5. Ni according to claim 3 wraps up SiC composite granule enhancing iron base composite material, and it is characterized in that: in step 3), nickel hydrazine complex compound presoma and mixed slurry are according to Ni 2+the ratio being 1:5 ~ 10 with the mol ratio of OH-mixes.
6. Ni according to claim 3 wraps up SiC composite granule enhancing iron base composite material, and it is characterized in that: in step 3), the time of described stirring is 1 ~ 2h; The temperature of described water bath with thermostatic control is 60 ~ 90 DEG C; Described drying is vacuum-drying, and vacuum drying temperature is 60 ~ 80 DEG C, and time of drying is 12 ~ 24h.
7. Ni as claimed in claim 1 wraps up the preparation method that SiC composite granule strengthens iron base composite material, it is characterized in that: comprise the following steps:
1) Ni is wrapped up after SiC composite granule and iron powder sieve and mixing, obtain compound;
2) by after the die cavity internal surface of mould coating releasing agent, step 1) gained compound is loaded in the die cavity of mould, mould is put into vacuum heating-press sintering equipment, carry out precompressed under vacuum, obtain pre-press;
3), after pre-press being carried out vacuum heating-press sintering, furnace cooling the demoulding, to obtain final product.
8. Ni according to claim 7 wraps up the preparation method that SiC composite granule strengthens iron base composite material, it is characterized in that: step 2) described in releasing agent be the mixture of hexagonal boron nitride and dehydrated alcohol.
9. Ni according to claim 7 wraps up the preparation method that SiC composite granule strengthens iron base composite material, it is characterized in that: step 2) described in the pressure of precompressed be 10 ~ 15MPa.
10. Ni according to claim 7 wraps up the preparation method that SiC composite granule strengthens iron base composite material, it is characterized in that: the program of vacuum heating-press sintering described in step 3) is: first with the ramp to 600 DEG C of 10 ~ 20 DEG C/min, after pressurize 10 ~ 30min, be 30 ~ 40MPa by pressure adjusting; With the speed of 10 ~ 15 DEG C/min, temperature is warming up to 800 ~ 1000 DEG C from 600 DEG C again, and pressurize 20 ~ 60min.
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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105039831A (en) * 2015-07-03 2015-11-11 西南交通大学 Preparation method for high-strength ternary magnetically soft alloy
CN105728709A (en) * 2016-03-15 2016-07-06 昆明理工大学 Preparation method for particle reinforcement metal matrix composite material
CN105728709B (en) * 2016-03-15 2018-03-06 昆明理工大学 A kind of preparation method of particles reiforced metal-base composition
CN106978558A (en) * 2016-11-26 2017-07-25 佛山市尚好门窗有限责任公司 A kind of SiC Fe composites and preparation method thereof
CN106622032A (en) * 2016-12-29 2017-05-10 湖南泰鼎新材料有限责任公司 Synthetic process of compound superhard material
CN106622032B (en) * 2016-12-29 2019-01-29 湖南泰鼎新材料有限责任公司 A kind of synthesis technology of composite superhard material
CN109266950A (en) * 2018-10-26 2019-01-25 河南富莱格超硬材料有限公司 Cubic boron nitride enhances steel-based composite material and preparation method thereof
CN109616631A (en) * 2018-11-29 2019-04-12 东南大学 A kind of silicon nickel alloy-Graphene electrodes material and its preparation method and application
CN110273096A (en) * 2019-06-28 2019-09-24 鞍钢股份有限公司 SiC/M2 powder high-speed steel composite material and preparation method thereof
CN110273096B (en) * 2019-06-28 2021-01-08 鞍钢股份有限公司 SiC/M2 powder high-speed steel composite material and preparation method thereof
CN111961948A (en) * 2020-06-05 2020-11-20 天钛隆（天津）金属材料有限公司 SiC particle reinforced iron-based composite material and preparation method thereof

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