CN104625473A - Wear resistant surfacing alloy material and preparing method thereof - Google Patents
Wear resistant surfacing alloy material and preparing method thereof Download PDFInfo
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- CN104625473A CN104625473A CN201410854560.3A CN201410854560A CN104625473A CN 104625473 A CN104625473 A CN 104625473A CN 201410854560 A CN201410854560 A CN 201410854560A CN 104625473 A CN104625473 A CN 104625473A
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- powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
- B23K35/3053—Fe as the principal constituent
- B23K35/308—Fe as the principal constituent with Cr as next major constituent
- B23K35/3086—Fe as the principal constituent with Cr as next major constituent containing Ni or Mn
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
Abstract
The invention discloses a wear resistant surfacing alloy material which comprises, by weight, the components of 4.8%-5.0% of C, 3.3%-3.5% of B, 28%-30% of Cr, 8.0%-8.5% of V, 2.0%-2.5% of Nb, 0.9%-1.0% of K, 1.2%-1.5% of Ce, 1.2%-1.5% of Bi, 0.50%-0.65% of Ca, less than 1.2% of Si, less than 0.5% of Mn, less than 0.05% of S, less than 0.05% of P and the balance of Fe. Compared with the prior art, the material has the advantages of being high in hardness, good in abrasion resistance and the like, the material is used for flour mill grinding roller surfacing, and wear resistance is improved by 130%-160% compared with a common high-chromium cast iron surfacing material.
Description
Technical field
The invention belongs to technical field of surface, be specifically related to a kind of wear-resistant overlay welding alloy material.
Background technology
Fret wear is one of key character of engineering material inefficacy, the wearing and tearing of material cause the reduction in parts service life and the decline of equipment operation rate, therefore, development of new surface treatment method, carrying out surface peening to wear parts is the important channel of improving material wear ability, and the surface treatment method often had has plating, spraying, built-up welding etc., and wherein built-up welding has easy and simple to handle, the features such as applying flexible, are applied widely in the industrial production.
Chinese invention patent CN103785967A discloses the hardfacing of a kind of vanadium niobium complex intensifying without slag self-protection flux-cored wire, comprise mild-carbon steel strip and medicine core, flux cored filler is in steel band, it is characterized in that, described drug core component mass percent content range is as follows: the high carbon ferro-chrome of 55 ~ 65%, the vanadium iron of 4 ~ 8%, the ferro-niobium of 3 ~ 9%, the graphite of 3 ~ 5%, the ferro-boron of 2 ~ 3%, 8 ~ 14% deoxidiers, surplus is iron powder, deoxidier is almag, manganese powder and ferrosilicon mixture, mass ratio is almag: manganese powder: ferrosilicon=(2 ~ 4): (6 ~ 8): (2 ~ 4), and quality meets manganese powder wt% >=ferrosilicon wt%+ almag wt%, the ratio that medicine core accounts for welding wire gross weight is 49 ~ 56%.Chinese invention patent CN103769765A also discloses a kind of surfacing welding alloy containing Mo, Cr element ceramic phase, it is characterized in that the Ingredient percent of this alloy is: Cr15-30%, Mo3-12%, Ni0.5-1%, C6-10%, surplus are Fe and inevitable impurity.Preparation technology containing the surfacing welding alloy of Mo, Cr element ceramic phase is: granularity mixed by mass percentage at 80-160 object high carbon ferro-chrome, pure molybdenum powder, pure nickel powder, graphite and reduced iron powder, then through waterglass mixing, powder coating is surperficial at mother metal, adopt the method Homogeneous phase mixing of ball mill dry type ball milling, rotational speed of ball-mill at 150-300r/min, Ball-milling Time 1-2h; After powder cooling, being coated in carbon steel sheet, is then the overlay of thickness 4mm through waterglass Homogeneous phase mixing; After room temperature leaves standstill 24-48 hour, in drying oven, it is dried 2 hours at 50 DEG C-200 DEG C, then room temperature is cooled in stove, by Optimizing Process Parameters and alloy proportion in plasma surfacing process, in overlay cladding situ synthesize ceramic phase, and itself and matrix is made to have good crystalline orientation, good binding ability, and then significantly improving the combination property of overlay cladding, concrete plasma arc surfacing technique is: power P (W) 50; Floating voltage Uk (V) 90; Arc current I (A) 150-190; Arc voltage U (V) 25-30; Electrode diameter D (mm) 3.2; Electric arc lengthwise travel rate V (cm/min) 4-8; Electric arc teeter frequency (beat/min) 40-50; Electric arc teeter width (cm) 2-3; Electrode spacing surface of the work distance (mm) 4.
Chinese invention patent CN103464929A also discloses a kind of roller press squeeze roll roll surface and manufactures and repair special self-shield medicine core surfacing welding wire; comprise steel belt layer and drug core layer; it is characterized in that: the metal medicinal powder added in described drug core layer; the mass percentage of each alloying element is: ferrochrome 70 ~ 80%, ferromanganese 1 ~ 5%, ferrosilicon 1 ~ 5%; vanadium iron 1 ~ 3%; molybdenum-iron 1 ~ 3%, rare earth 0.5 ~ 2, graphite 8 ~ 12%.Described a kind of roller press squeeze roll roll surface manufactures and the manufacture craft of repairing special self-shield medicine core surfacing welding wire, it is characterized in that comprising the following steps: after the alloyed powder of ferrosilicon, ferrochrome, ferromanganese is carried out Passivation Treatment by (1), then carries out joining powder; (2) steel band is rolled into U-shaped; (3) medicinal powder is packed in steel belt layer; (4) inclusion is tight; (5) drawing is shaping; (6) final products are drawn into.Chinese invention patent CN103447711A also discloses a kind of agricultural machinery and implement soil-engaging component plasma surfacing wear resistant alloy powders, it is characterized in that described wear resistant alloy powders is made up of by Different Weight percentage following composition: the C of 0.5-5.0%, the Pb of 0.10-0.75%, the W of the Ti of the Cr of 15.0-20.0%, 0.20-1.0%, 0.10-0.50%, the Mn of 0.20-1.0%, the Ni of the Al of 0.2-0.4%, 0.3-0.6%, surplus is Fe.Chinese invention patent CN103286479A also discloses a kind of for hot rolling backing roll Bead weld repair and manufacture rare-earth type flux-cored wire again, it is characterized in that: the chemical composition mass percent wt% of this medicine core is: C 0.2 ~ 0.3%, Si 0.5 ~ 1.0%, Mn 1.2 ~ 1.8%, Cr 4.5 ~ 7.5%, Ni 2.8 ~ 3.5%, Mo 1.5 ~ 2.0%, V 0.3 ~ 0.6%, La
2o
30.6 ~ 0.9%, CeO
20.6 ~ 0.9%, surplus is Fe.The percentage by weight that above-mentioned medicine core powder accounts for solder wire material is 25 ~ 40%, and surplus is band steel.
Chinese invention patent CN103273170A also discloses the overlaying method that a kind of pottery strengthens the wear-resisting composite coating of iron-based, it is characterized in that the overlaying method of the wear-resisting composite coating of pottery enhancing iron-based completes according to the following steps: first adopt CO
2gas shield welding method, arc-melting base material will be formed between welding wire and base material under be 140A ~ 220A and weldingvoltage being 20V ~ 26V condition at welding current, be molten bath, then built-up welding powder body material is sent in pouring-in built-up welding shower nozzle, utilize high-temperature electric arc to heat and built-up welding powder body material is heated to molten condition or semi-molten state, be 1m/s ~ 50m/s again with injection rate, implant angle is 10 ° ~ 20 ° and injects distance for injecting molten bath under 5mm ~ 20mm condition, namely obtain pottery after being cooled to room temperature and strengthen iron-based wear-resisting composite coating; Described built-up welding powder body material is mixed by alloy powder and ceramic enhancement phase, and wherein said alloy powder and the mass ratio of ceramic enhancement phase are (5 ~ 20): 1.Chinese invention patent CN103240547A also discloses a kind of TiB
2the preparation method of the abrasion-proof overlaying welding flux-cored wire of ceramic reinforced, is characterized in that: the chemical substance material of use is: cold rolling carbon element steel band, high-carbon chromium iron, medium carbon manganese iron powder, molybdenum-iron powder, ferrosilicon powder, Al-Mg alloy powder, titanium diboride powder, graphite powder.Preparation method is as follows: (1) selected chemical substance material: will carry out selected to chemical substance material cold rolling carbon element steel band, metal species and non-metal kind medicinal powder that preparation uses, and carry out quality purity control; (2) medicinal powder process: 1. high-carbon chromium iron 100g ± 0.1g, medium carbon manganese iron powder 15g ± 0.1g, molybdenum-iron powder 10g ± 0.1g, ferrosilicon powder 15g ± 0.1g are placed in quartz container respectively, then drying box is placed in dry, baking temperature 150 DEG C ± 5 DEG C, drying time 60min; 2. by titanium diboride powder 12g ± 0.1g, graphite powder 15g ± 0.1g, be placed in quartz container respectively, be then placed in drying box dry, baking temperature 350 DEG C ± 5 DEG C, drying time 60min; (3) sieve powder, join powder, mix powder: 1. dried metal species high-carbon chromium iron, medium carbon manganese iron powder, molybdenum-iron powder, ferrosilicon powder, Al-Mg alloy powder are sieved with 80 eye mesh screens respectively, preserve fine powder after sieving, discard impurity; 2. dried non-metal kind titanium diboride powder, graphite powder are sieved with 100 eye mesh screens respectively, preserve fine powder after sieving, discard impurity; 3. take the high-carbon chromium iron 76g ± 0.1g after sieving, medium carbon manganese iron powder 14.5g ± 0.1g, molybdenum-iron powder 6.6g ± 0.1g, ferrosilicon powder 12.3g ± 0.1g, Al-Mg alloy powder 11g ± 0.1g, titanium diboride powder 10.9g ± 0.1g, graphite powder 14.5g ± 0.1g add in mixed powder machine, be uniformly mixed, speed of agitator 10r/min, mixing time is 30min, is uniformly mixed rear one-tenth mixed powder; (4) steel band rolling, medicinal powder encapsulation: be rolled into U-shaped on shaping milling train by cold rolling carbon element steel band, then fill mixed powder, and encapsulate, the filling rate of mixed powder is 50%, is then rolled into tubular type; (5) accurate wire drawing, be wound on wire drawing machine: by sintered carbide wire drawing die the progressively drawing tube reducing processing of the diameter of welding wire, make gage of wire be of a size of Φ 2.8mm, be then wound into wire reel, i.e. abrasion-proof overlaying welding flux-cored wire; (6) detect, test, analyze: the abrasion-proof overlaying welding flux-cored wire dish of preparation is detected; Overlay welding experiment is carried out with Deltaweld-852 type welding machine; Hardfacing alloy fabric analysis is carried out with CMM-20Z type light microscope; With ML-10 abrasive tester, anti-wear performance analysis is carried out to overlay cladding; Conclusion: TiB
2the abrasion-proof overlaying welding flux-cored wire of ceramic reinforced is the wire reel that tubular wire reel winding becomes, and the anti-wear performance of built-up welding weld layer is improved, and hardness reaches HRC68.4, improves 32.1%, and wearability improves 20%.
But, the deficiencies such as at present the above-mentioned hardfacing materials ubiquity surfacing hardness developed is low both at home and abroad, uniformity of hardness is poor and overlay cladding obdurability is low, therefore overlay cladding not only wears no resistance, and easy to crack and peel off in use procedure, causes overlay cladding safety in utilization to decline.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides a kind of wear-resistant overlay welding alloy material.
Technical scheme: for solving the problems of the technologies described above, a kind of wear-resistant overlay welding alloy material provided by the invention, its composition and mass fraction are made up of following: 4.8-5.0%C, 3.3-3.5%B, 28-30%Cr, 8.0-8.5%V, 2.0-2.5%Nb, 0.9-1.0%K, 1.2-1.5%Ce, 1.2-1.5%Bi, 0.50-0.65%Ca, <1.2%Si, <0.5%Mn, <0.05%S, <0.05%P, surplus is Fe.
The application process of above-mentioned wear-resistant overlay welding alloy material, described wear-resistant overlay welding alloy material is for the preparation of surfacing welding, flux-cored wire, block resurfacing welding material or powder weld deposition material.
Containing more chromium and carbon in resurfacing welding material provided by the invention, the Cr of high rigidity can be obtained
7c
3type carbide, for improving resurfacing welding material hardness and wearability, in addition, part chromium is solid-solution in matrix, can improve matrix hardness.Add 3.3-3.5%B in the present invention, 8.0-8.5%V, 2.0-2.5%Nb, the boron of high rigidity, niobium compound boron-carbide (V, Nb) (B, C) can be generated, there is high rigidity, be conducive to improving resurfacing welding material wearability.In addition, add 0.9-1.0%K, 1.2-1.5%Ce, 1.2-1.5%Bi and 0.50-0.65%Ca, can hard-phase morphology be improved, and improve matrix, guarantee that resurfacing welding material is safe and reliable.The present invention is reached by the special proportioning of composition and improves hard-phase morphology, and improves the unforeseeable technique effect of matrix.
Beneficial effect: the present invention in terms of existing technologies: have hardness high, the features such as wearability is good, for built-up welding flour mill grinding roller, wearability improves 130 ~ 160% than common rich chromium cast iron resurfacing welding material.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further described.
Material of the present invention is made respectively surfacing welding (see embodiment 1), flux-cored wire (see embodiment 2), block resurfacing welding material (see embodiment 3) and powder weld deposition material (see embodiment 4), its chemical group prejudice table 1, be respectively used to the built-up welding of Roller of Coal Grinder, surfacing hardness reaches 72.3HRC (see embodiment 1), 71.8HRC (see embodiment 2), 72.5HRC (see embodiment 3) and 72.0HRC (see embodiment 4) respectively, after testing, its wearability improves 130 ~ 160% than common rich chromium cast iron resurfacing welding material.
Table 1 hardfacing materials chemical composition (mass fraction, %)
| Element | C | B | Cr | V | Nb | K | Ce |
| Embodiment 1 | 4.81 | 3.48 | 29.37 | 8.04 | 2.50 | 0.92 | 1.48 |
| Embodiment 2 | 4.92 | 3.49 | 28.12 | 8.47 | 2.08 | 0.95 | 1.33 |
| Embodiment 3 | 4.86 | 3.39 | 29.90 | 8.32 | 2.33 | 0.91 | 1.45 |
| Embodiment 4 | 4.97 | 3.30 | 28.65 | 8.19 | 2.42 | 0.99 | 1.24 |
| Element | Ca | Si | Mn | S | P | Bi | Fe |
| Embodiment 1 | 0.65 | 1.04 | 0.37 | 0.032 | 0.040 | 1.49 | Surplus |
| Embodiment 2 | 0.51 | 0.73 | 0.40 | 0.028 | 0.044 | 1.23 | Surplus |
| Embodiment 3 | 0.62 | 0.93 | 0.36 | 0.033 | 0.037 | 1.37 | Surplus |
| Embodiment 4 | 0.58 | 0.68 | 0.41 | 0.029 | 0.041 | 1.30 | Surplus |
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (3)
1. a wear-resistant overlay welding alloy material, is characterized in that: its composition and mass fraction are made up of following: 4.8-5.0%C, 3.3-3.5%B, 28-30%Cr, 8.0-8.5%V, 2.0-2.5%Nb, 0.9-1.0%K, 1.2-1.5%Ce, 1.2-1.5%Bi, 0.50-0.65%Ca, <1.2%Si, <0.5%Mn, <0.05%S, <0.05%P, surplus is Fe.
2. a wear-resistant overlay welding alloy material, is characterized in that: its composition and mass fraction are made up of following: 4.81-4.97%C, 3.3-3.48%B, 28.65-29.90%Cr, 8.04-8.47%V, 2.08-2.5%Nb, 0.91-0.99%K, 1.24-1.48%Ce, 1.23-1.49%Bi, 0.51-0.65%Ca, <1.2%Si, <0.5%Mn, <0.05%S, <0.05%P, surplus is Fe.
3. the preparation method of wear-resistant overlay welding alloy material according to claim 1, is characterized in that: described wear-resistant overlay welding alloy material is for the preparation of surfacing welding, flux-cored wire, block resurfacing welding material or powder weld deposition material.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105479039A (en) * | 2016-01-27 | 2016-04-13 | 广西辉煌机械股份有限公司 | Wear-resistant welding wire |
| CN108474098A (en) * | 2015-11-10 | 2018-08-31 | 思高博塔公司 | The twin wire arc spray material of oxidation control |
| CN108907501A (en) * | 2018-08-13 | 2018-11-30 | 天津沃盾耐磨材料有限公司 | A kind of abrasion-resistant welding wire and preparation method thereof |
| CN112139510A (en) * | 2020-08-10 | 2020-12-29 | 莱芜钢铁集团粉末冶金有限公司 | Preparation method of near-spherical metal powder for plasma surfacing |
| US11939646B2 (en) | 2018-10-26 | 2024-03-26 | Oerlikon Metco (Us) Inc. | Corrosion and wear resistant nickel based alloys |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59141396A (en) * | 1983-01-31 | 1984-08-14 | Nippon Steel Corp | High chromium ferrous tube wire for submerged arc welding |
| JPH03174981A (en) * | 1989-12-02 | 1991-07-30 | Mazda Motor Corp | Production of wear resistant sliding member |
| JPH04123892A (en) * | 1990-09-13 | 1992-04-23 | Kobe Steel Ltd | Flux-included wire for hardened build up welding |
| CN1422973A (en) * | 2001-12-05 | 2003-06-11 | 威海三盾焊接材料工程有限公司 | High temperature and abrasive-particle wear resistant build-up welding alloy material |
| CN1831180A (en) * | 2006-04-06 | 2006-09-13 | 威海三盾焊接材料工程有限公司 | Abrasion-resistant alloy material |
| CN101658985A (en) * | 2009-09-29 | 2010-03-03 | 西安鑫兴金属材料有限公司 | High chromium cast iron core wear resisting surfacing deposited electrode |
| CN102319968A (en) * | 2011-08-24 | 2012-01-18 | 北京工业大学 | High-boron high-chromium wear-resistant surfacing flux-cored welding wire |
-
2014
- 2014-12-31 CN CN201410854560.3A patent/CN104625473B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59141396A (en) * | 1983-01-31 | 1984-08-14 | Nippon Steel Corp | High chromium ferrous tube wire for submerged arc welding |
| JPH03174981A (en) * | 1989-12-02 | 1991-07-30 | Mazda Motor Corp | Production of wear resistant sliding member |
| JPH04123892A (en) * | 1990-09-13 | 1992-04-23 | Kobe Steel Ltd | Flux-included wire for hardened build up welding |
| CN1422973A (en) * | 2001-12-05 | 2003-06-11 | 威海三盾焊接材料工程有限公司 | High temperature and abrasive-particle wear resistant build-up welding alloy material |
| CN1831180A (en) * | 2006-04-06 | 2006-09-13 | 威海三盾焊接材料工程有限公司 | Abrasion-resistant alloy material |
| CN101658985A (en) * | 2009-09-29 | 2010-03-03 | 西安鑫兴金属材料有限公司 | High chromium cast iron core wear resisting surfacing deposited electrode |
| CN102319968A (en) * | 2011-08-24 | 2012-01-18 | 北京工业大学 | High-boron high-chromium wear-resistant surfacing flux-cored welding wire |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108474098A (en) * | 2015-11-10 | 2018-08-31 | 思高博塔公司 | The twin wire arc spray material of oxidation control |
| US10954588B2 (en) | 2015-11-10 | 2021-03-23 | Oerlikon Metco (Us) Inc. | Oxidation controlled twin wire arc spray materials |
| CN108474098B (en) * | 2015-11-10 | 2021-08-31 | 思高博塔公司 | Oxidation controlled twin wire arc spray material |
| CN105479039A (en) * | 2016-01-27 | 2016-04-13 | 广西辉煌机械股份有限公司 | Wear-resistant welding wire |
| CN108907501A (en) * | 2018-08-13 | 2018-11-30 | 天津沃盾耐磨材料有限公司 | A kind of abrasion-resistant welding wire and preparation method thereof |
| US11939646B2 (en) | 2018-10-26 | 2024-03-26 | Oerlikon Metco (Us) Inc. | Corrosion and wear resistant nickel based alloys |
| CN112139510A (en) * | 2020-08-10 | 2020-12-29 | 莱芜钢铁集团粉末冶金有限公司 | Preparation method of near-spherical metal powder for plasma surfacing |
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| CN104625473B (en) | 2017-01-25 |
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Effective date of registration: 20221208 Address after: Floor 1, A9, Big Data Industrial Park, No. 29 Xuehai Road, Yannan High tech Zone, Yancheng City, Jiangsu Province, 224000 (CNK) Patentee after: Micron (Jiangsu) 3D Technology Co.,Ltd. Address before: Room 206 (CNx), xifuhe digital intelligent innovation community Exhibition Center building, 49 Wengang South Road, Yannan high tech Zone, Yancheng City, Jiangsu Province Patentee before: Yancheng Yannan high tech Zone xifuhe digital intelligent industry development Co.,Ltd. |