WO2014206890A1 - Verfahren zur herstellung eines stahlformkörpers - Google Patents
Verfahren zur herstellung eines stahlformkörpers Download PDFInfo
- Publication number
- WO2014206890A1 WO2014206890A1 PCT/EP2014/063050 EP2014063050W WO2014206890A1 WO 2014206890 A1 WO2014206890 A1 WO 2014206890A1 EP 2014063050 W EP2014063050 W EP 2014063050W WO 2014206890 A1 WO2014206890 A1 WO 2014206890A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- content
- carbon
- shaped body
- state
- addition
- Prior art date
Links
Classifications
-
- 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
- B22F3/10—Sintering only
- B22F3/1017—Multiple heating or additional steps
- B22F3/1021—Removal of binder or filler
-
- 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
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/102—Metallic powder coated with organic material
-
- 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
- B22F3/10—Sintering only
-
- 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
- B22F3/10—Sintering only
- B22F3/1003—Use of special medium during sintering, e.g. sintering aid
-
- 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
- B22F3/10—Sintering only
- B22F3/1039—Sintering only by reaction
-
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
-
- 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
- C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
-
- 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
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/103—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing an organic binding agent comprising a mixture of, or obtained by reaction of, two or more components other than a solvent or a lubricating agent
-
- 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
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/35—Iron
-
- 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
- B22F2302/00—Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating
- B22F2302/10—Carbide
- B22F2302/105—Silicium carbide (SiC)
-
- 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
- B22F2302/00—Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating
- B22F2302/20—Nitride
-
- 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
- B22F2302/00—Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating
- B22F2302/25—Oxide
-
- 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
- B22F2302/00—Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating
- B22F2302/25—Oxide
- B22F2302/253—Aluminum oxide (Al2O3)
-
- 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
- B22F2302/00—Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating
- B22F2302/25—Oxide
- B22F2302/256—Silicium oxide (SiO2)
-
- 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
Definitions
- the invention is based on a method for producing a shaped steel body, in particular a component, for example for common rail injection valves.
- Steel blanks can be produced by means of melt metallurgical processes.
- the starting material is melted in the steelworks from pig iron on the so-called.
- LD route or scrap from the so-called electric furnace route and set the desired composition in the molten state.
- such a steel blank is continuously cast into final material in continuous casting plants, which is then rolled in the rolling mill by thermomechanical rolling with or without subsequent heat treatment to a bar steel, which then serves as starting material for the machining of corresponding components.
- Metallic powders which are pre-alloyed according to the desired target composition, serve as a starting point.
- the method having the features of claim 1 has the advantage that a predetermined powdery starting composition for the steel moldings, which emanates from iron oxide, for example (Fe 3 0 2 ), and the admixture of oxide particles and Mikrole- g réelles instituten, preferably a bainitic Phase is adjustable during the subsequent process steps.
- a predetermined powdery starting composition for the steel moldings which emanates from iron oxide, for example (Fe 3 0 2 )
- the admixture of oxide particles and Mikrole- g ists instituten preferably a bainitic Phase
- the steel moldings produced according to the method according to the invention are further distinguished by the fact that, due to its chemical composition, it is so resistant to conversion that a bainitic structure with advantageous mechanical properties is formed even on cooling in air.
- the inventive method is suitable for the production of naturally highly stressed component components in particular for common-rail injection valves, but also for the production of other cyclically highly stressed components.
- the post-processing effort for example by machining, can be reduced in a cost-reducing manner compared to the state of the art because of the method close to the final dimensions.
- the oxide particles of the powdered composition as elemental components manganese with a content of about 0.8 to 1.9%, silicon with a content of about 0.3 to 1.5%, chromium with a content of about 0.1 to 1.8%, nickel with a content of about 0.2 to 1.5% and molybdenum with a content of about 0.1 to 0.5% and together with the iron oxide base form the basic composition of the starting material, whereby a bainitic structure can be achieved during the subsequent process steps.
- the added micro-alloying elements in this case have aluminum with a content of 0.01 to 0.04%, and / or boron with a content of ⁇ 0.0025% and / or vanadium with a content of 0.05 to 0.20%.
- a variant of the method according to the invention may consist in that the addition of carbon takes place by means of a process gas, preferably by carbon monoxide.
- the addition of carbon can be carried out by admixing graphite and / or carbides.
- the addition of carbon can be effected by means of a hydrocarbon-containing binder, in which case a process step subsequent to sintering for debinding the shaped body is looped into the process according to the invention.
- composition based on iron oxide carbide-forming elements are admixed, wherein the carbide-forming elements titanium at a level of about 0.01 to 0.03% and / or niobium having a content of about 0.01 to 0.04%.
- very fine-grained oxide ceramic particles are admixed with the pulverulent composition, wherein the
- Oxide ceramic particles are formed from one or more of the group zirconia, silica, alumina, yttria, silicon nitride, silicon carbide. As a result, the static strength of the formed at the end of the inventive molding can be increased.
- FIG. 1 shows a diagram for illustrating the mechanism of action of the method according to the invention, wherein the temperature profile of different state areas compared to the temporal cooling behavior is shown
- FIG. 2 is a highly schematic view of a structure of finest-grained bainite produced according to the method of the invention with small volume fractions of ferrite and perlite;
- Fig. 3 is a prepared by the process according to the invention structure
- FIG. 4 shows a structure produced by the process according to the invention
- FIG. 1 illustrates the principle of operation of the method according to the invention on the basis of a schematically held state diagram 10.
- the temperature profile for the essential state regions of steel is plotted against the cooling time running along the abscissa axis.
- the ferrite-perlite state region 11 is shown, in the middle temperature range the bainite state region 12 and in the lower temperature region the martensite state region 13.
- the mechanism of action according to the invention consists in forming a pulverulent composition starting from an iron oxide base, for example Fe 3 O 2 , by addition of metal oxides such as nickel oxide or molybdenum oxide and metal powder such as chromium, during which the phase transformation of austenite into the sintering layer takes place Ferrite perlite state range 1 1 suppressed or shifted at least for so long cooling times that preferably bainite forms even at slow cooling rates of the sintering temperature to room temperature.
- an iron oxide base for example Fe 3 O 2
- metal oxides such as nickel oxide or molybdenum oxide
- metal powder such as chromium
- alloying elements such as chromium (Cr), manganese (Mn), molybdenum (Mo), nickel (Ni), and in addition of micro-alloying elements such as titanium (Ti), vanadium (V) and / or boron (B) of Bainite state region 12 widened both on the temperature axis T and on the time axis t, wherein the ferrite-perlite state region 1 1 due to this addition of alloying elements in the state diagram 10 to the right, ie shifted to longer cooling times t and the martensite state range 13 in state diagram 10 down, that is shifted to lower temperatures.
- alloying elements such as chromium (Cr), manganese (Mn), molybdenum (Mo), nickel (Ni)
- micro-alloying elements such as titanium (Ti), vanadium (V) and / or boron (B) of Bainite state region 12 widened both on the temperature axis T and on the time axis t, wherein the
- the micro-alloying elements and aluminum together with carbon and / or nitrogen, form the finest precipitates, which impede grain growth during sintering and thus lead to a very fine-grained structure.
- the basic composition required for this starting from an iron oxide base, has a manganese content of 0.8 to 1.9%, a silicon content of 0.2 to 1.5%
- Fig. 2 shows a first embodiment of the invention.
- This is a bainitic structure 100, which is formed from bainite grains 101 and at low levels from ferrite / pearlite grains 102 and has small, finest precipitates 103 at the grain boundaries.
- the structure 100 is very fine-grained, wherein the bainite grains 101 have a bainite needle length, which is significantly smaller than 20 ⁇ .
- the bainitic structure 100 has a high static strength Rm, which is in the range of about 1000 to 1 150 MPa.
- micro-alloying elements aluminum with a content of 0.01 to 0.04%, boron with a content of ⁇ 0.0025% and vanadium with a content of 0.05 to 0.20% are additionally added to the basic composition, wherein the addition by only one selected element from this Group or by a mixture of the individual elements can be effected.
- carbon with final contents of 0.15 to 0.3%.
- the introduction of the carbon can be carried out either via the process gas, for example carbon monoxide (CO), or via the addition of graphite, by mixing the basic composition with graphite.
- CO carbon monoxide
- Another possibility is to admix reducible carbides, eg SiC, which dissolve during the sintering process so that free carbon is left over which can then react with the oxide powder.
- the carbon entry can take place via a binder which is required for producing a sprayed mass and which is formed from a resin, ie a hydrocarbon compound.
- Fig. 3 shows a second embodiment of the invention.
- the structure 200 has a static strength Rm that varies from about 1100 to 1600 MPa.
- Rm static strength
- an additional increase in strength is achieved in that an addition of carbide-forming elements occurs which hampers possible dislocation movements in the metal grid and thus increases the strength by forming very fine carbide precipitations whose size is in the range of a few nanometers to influence the toughness negatively.
- the carbide-forming elements are titanium with a content of 0.01% and / or niobium with a content of 0.01 to 0.04%, which are admixed to the oxide powder mixture according to embodiment 1 either simultaneously together or alone depending on the desired target strength.
- the formation of carbides requires the supply of carbon and / or nitrogen.
- the supply of carbon at a higher concentration, so that in the metal lattice, a carbon excess is set, which leads to a lattice strain and correlated therewith precipitation in the form of carbides as a second phase.
- the introduction of carbon can take place either as a process gas, by adding graphite or by means of a binder.
- the - additional - introduction of nitrogen with final contents of 0.01 to 0.03% can be carried out as a process gas, for example N 2 or NH 3 , during sintering, since even nitrogen can form a second phase in the metal lattice.
- Fig. 4 shows a third embodiment of the invention.
- This is a composite 300 of very fine-grained bainite 301, carbide or carbonitride precipitates 302 and oxide ceramic particles 303.
- this embodiment additionally involves the addition of very fine-grained oxide ceramic particles with a size in the submicrometer range.
- oxide ceramic particles zirconium oxide (Zr0 2 ), silicon dioxide (Si0 2 ).
- the method according to the invention for producing a steel blank comprises the method steps of forming an iron oxide-based powdery composition of oxide particles and binder, with the addition of carbon and of micro-alloying elements to set a bainitic structure, of the pressing a blank, heating the blank to an isothermal holding step between 450 ° C and 600 ° C for debindering to remove a hydrocarbonaceous binder, heating to sintering temperature to reduce the molded article obtained by pressing, and cooling the sintered article to room temperature; wherein a predefined cooling or temperature gradient is set for cooling.
- the bainitic state phase is preferably formed in a medium temperature range by using the ferrite-perlite state. State area 11 to longer cooling times and the martensite state area 13 are shifted to lower temperatures.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/901,203 US10220443B2 (en) | 2013-06-27 | 2014-06-20 | Method for producing a steel shaped body |
JP2016520512A JP6212632B2 (ja) | 2013-06-27 | 2014-06-20 | 鋼成形体を製造するための方法 |
EP14734065.7A EP3013992B1 (de) | 2013-06-27 | 2014-06-20 | Verfahren zur herstellung eines stahlformkörpers |
CN201480037118.XA CN105339517B (zh) | 2013-06-27 | 2014-06-20 | 用于制造钢成型体的方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013212528.3A DE102013212528A1 (de) | 2013-06-27 | 2013-06-27 | Verfahren zur Herstellung eines Stahlformkörpers |
DE102013212528.3 | 2013-06-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014206890A1 true WO2014206890A1 (de) | 2014-12-31 |
Family
ID=51033170
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2014/063050 WO2014206890A1 (de) | 2013-06-27 | 2014-06-20 | Verfahren zur herstellung eines stahlformkörpers |
Country Status (6)
Country | Link |
---|---|
US (1) | US10220443B2 (de) |
EP (1) | EP3013992B1 (de) |
JP (1) | JP6212632B2 (de) |
CN (1) | CN105339517B (de) |
DE (1) | DE102013212528A1 (de) |
WO (1) | WO2014206890A1 (de) |
Cited By (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9428681B2 (en) | 2012-05-23 | 2016-08-30 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and methods of forming same |
US9440332B2 (en) | 2012-10-15 | 2016-09-13 | Saint-Gobain Abrasives, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US9457453B2 (en) | 2013-03-29 | 2016-10-04 | Saint-Gobain Abrasives, Inc./Saint-Gobain Abrasifs | Abrasive particles having particular shapes and methods of forming such particles |
US9517546B2 (en) | 2011-09-26 | 2016-12-13 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive articles including abrasive particulate materials, coated abrasives using the abrasive particulate materials and methods of forming |
US9566689B2 (en) | 2013-12-31 | 2017-02-14 | Saint-Gobain Abrasives, Inc. | Abrasive article including shaped abrasive particles |
US9567505B2 (en) | 2012-01-10 | 2017-02-14 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having complex shapes and methods of forming same |
US9598620B2 (en) | 2011-06-30 | 2017-03-21 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive articles including abrasive particles of silicon nitride |
US9604346B2 (en) | 2013-06-28 | 2017-03-28 | Saint-Gobain Cermaics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US9676980B2 (en) | 2012-01-10 | 2017-06-13 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US9676982B2 (en) | 2012-12-31 | 2017-06-13 | Saint-Gobain Ceramics & Plastics, Inc. | Particulate materials and methods of forming same |
US9676981B2 (en) | 2014-12-24 | 2017-06-13 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particle fractions and method of forming same |
US9707529B2 (en) | 2014-12-23 | 2017-07-18 | Saint-Gobain Ceramics & Plastics, Inc. | Composite shaped abrasive particles and method of forming same |
US9765249B2 (en) | 2011-12-30 | 2017-09-19 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particle and method of forming same |
US9771507B2 (en) | 2014-01-31 | 2017-09-26 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particle including dopant material and method of forming same |
US9783718B2 (en) | 2013-09-30 | 2017-10-10 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and methods of forming same |
US9803119B2 (en) | 2014-04-14 | 2017-10-31 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US9902045B2 (en) | 2014-05-30 | 2018-02-27 | Saint-Gobain Abrasives, Inc. | Method of using an abrasive article including shaped abrasive particles |
US9914864B2 (en) | 2014-12-23 | 2018-03-13 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and method of forming same |
US9938440B2 (en) | 2015-03-31 | 2018-04-10 | Saint-Gobain Abrasives, Inc./Saint-Gobain Abrasifs | Fixed abrasive articles and methods of forming same |
US10106714B2 (en) | 2012-06-29 | 2018-10-23 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US10196551B2 (en) | 2015-03-31 | 2019-02-05 | Saint-Gobain Abrasives, Inc. | Fixed abrasive articles and methods of forming same |
US10280350B2 (en) | 2011-12-30 | 2019-05-07 | Saint-Gobain Ceramics & Plastics, Inc. | Composite shaped abrasive particles and method of forming same |
US10557067B2 (en) | 2014-04-14 | 2020-02-11 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US10563105B2 (en) | 2017-01-31 | 2020-02-18 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US10711171B2 (en) | 2015-06-11 | 2020-07-14 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US10759024B2 (en) | 2017-01-31 | 2020-09-01 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US10865148B2 (en) | 2017-06-21 | 2020-12-15 | Saint-Gobain Ceramics & Plastics, Inc. | Particulate materials and methods of forming same |
US11230653B2 (en) | 2016-09-29 | 2022-01-25 | Saint-Gobain Abrasives, Inc. | Fixed abrasive articles and methods of forming same |
US11718774B2 (en) | 2016-05-10 | 2023-08-08 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles and methods of forming same |
US11926019B2 (en) | 2019-12-27 | 2024-03-12 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive articles and methods of forming same |
US11959009B2 (en) | 2016-05-10 | 2024-04-16 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles and methods of forming same |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6319121B2 (ja) * | 2015-01-29 | 2018-05-09 | セイコーエプソン株式会社 | 粉末冶金用金属粉末、コンパウンド、造粒粉末および焼結体の製造方法 |
CN105772729A (zh) * | 2016-05-18 | 2016-07-20 | 昆山安泰美科金属材料有限公司 | 一种金属粉末注射成型烧结治具 |
CN109881127A (zh) * | 2017-12-06 | 2019-06-14 | 宜兴市乐华冶金辅助材料有限公司 | 一种管道链板输送机的触臂材料 |
CN108500276B (zh) * | 2018-04-11 | 2020-06-30 | 深圳艾利佳材料科技有限公司 | 金属氧化物制造零件的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20010037842A1 (en) * | 2000-02-05 | 2001-11-08 | Koichiro Hayashi | Valve seat for internal combustion engines |
WO2003106079A1 (en) * | 2002-06-14 | 2003-12-24 | Höganäs Ab | Prealloyed iron-based powder, a method of producing sintered components and a component |
EP1268105B1 (de) | 2000-03-24 | 2004-05-26 | Endrich, Manfred | Verfahren zur fertigung von metallteilen |
EP1536028A2 (de) * | 2003-11-21 | 2005-06-01 | Hitachi Powdered Metals Co., Ltd. | Legierungspulver zur Herstellung einer Hartstoffphase und dieses enthaltende Eisenbasispulvermischung sowie verschleissbeständige gesinterte Legierung und Verfahren ihrer Herstellung |
US20100008812A1 (en) * | 2008-07-03 | 2010-01-14 | Hitachi Powdered Metals Co., Ltd. | Hard phase forming alloy powder, wear resistant sintered alloy, and production method for wear resistant sintered alloy |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2487235B1 (de) * | 1980-07-25 | 1983-05-13 | Metafran Alliages Frittes | |
ATE40006T1 (de) * | 1983-11-23 | 1989-01-15 | Voest Alpine Ag | Penetrator fuer ein treibkaefiggeschoss und verfahren zur herstellung desselben. |
JPH0219406A (ja) | 1988-07-05 | 1990-01-23 | Nippon Steel Corp | 鉄多孔体の製造方法 |
JP4051167B2 (ja) | 1999-12-03 | 2008-02-20 | 日立粉末冶金株式会社 | 耐摩耗性鉄系焼結合金 |
JP4179550B2 (ja) | 2003-11-21 | 2008-11-12 | 日立粉末冶金株式会社 | 耐摩耗性焼結合金およびその製造方法 |
US20050163645A1 (en) | 2004-01-28 | 2005-07-28 | Borgwarner Inc. | Method to make sinter-hardened powder metal parts with complex shapes |
SE0401535D0 (sv) | 2004-06-14 | 2004-06-14 | Hoeganaes Ab | Sintered metal parts and method for the manufacturing thereof |
RU2490353C2 (ru) | 2007-12-27 | 2013-08-20 | Хеганес Аб (Пабл) | Низколегированный стальной порошок |
JP5358131B2 (ja) | 2008-07-03 | 2013-12-04 | 日立粉末冶金株式会社 | 耐摩耗性焼結合金およびその製造方法 |
-
2013
- 2013-06-27 DE DE102013212528.3A patent/DE102013212528A1/de not_active Withdrawn
-
2014
- 2014-06-20 WO PCT/EP2014/063050 patent/WO2014206890A1/de active Application Filing
- 2014-06-20 CN CN201480037118.XA patent/CN105339517B/zh active Active
- 2014-06-20 JP JP2016520512A patent/JP6212632B2/ja active Active
- 2014-06-20 EP EP14734065.7A patent/EP3013992B1/de active Active
- 2014-06-20 US US14/901,203 patent/US10220443B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20010037842A1 (en) * | 2000-02-05 | 2001-11-08 | Koichiro Hayashi | Valve seat for internal combustion engines |
EP1268105B1 (de) | 2000-03-24 | 2004-05-26 | Endrich, Manfred | Verfahren zur fertigung von metallteilen |
WO2003106079A1 (en) * | 2002-06-14 | 2003-12-24 | Höganäs Ab | Prealloyed iron-based powder, a method of producing sintered components and a component |
EP1536028A2 (de) * | 2003-11-21 | 2005-06-01 | Hitachi Powdered Metals Co., Ltd. | Legierungspulver zur Herstellung einer Hartstoffphase und dieses enthaltende Eisenbasispulvermischung sowie verschleissbeständige gesinterte Legierung und Verfahren ihrer Herstellung |
US20100008812A1 (en) * | 2008-07-03 | 2010-01-14 | Hitachi Powdered Metals Co., Ltd. | Hard phase forming alloy powder, wear resistant sintered alloy, and production method for wear resistant sintered alloy |
Cited By (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9598620B2 (en) | 2011-06-30 | 2017-03-21 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive articles including abrasive particles of silicon nitride |
US9517546B2 (en) | 2011-09-26 | 2016-12-13 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive articles including abrasive particulate materials, coated abrasives using the abrasive particulate materials and methods of forming |
US10428255B2 (en) | 2011-12-30 | 2019-10-01 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particle and method of forming same |
US10280350B2 (en) | 2011-12-30 | 2019-05-07 | Saint-Gobain Ceramics & Plastics, Inc. | Composite shaped abrasive particles and method of forming same |
US11453811B2 (en) | 2011-12-30 | 2022-09-27 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particle and method of forming same |
US9765249B2 (en) | 2011-12-30 | 2017-09-19 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particle and method of forming same |
US9771506B2 (en) | 2012-01-10 | 2017-09-26 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having complex shapes and methods of forming same |
US11859120B2 (en) | 2012-01-10 | 2024-01-02 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having an elongated body comprising a twist along an axis of the body |
US9567505B2 (en) | 2012-01-10 | 2017-02-14 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having complex shapes and methods of forming same |
US10106715B2 (en) | 2012-01-10 | 2018-10-23 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having complex shapes and methods of forming same |
US9676980B2 (en) | 2012-01-10 | 2017-06-13 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US10364383B2 (en) | 2012-01-10 | 2019-07-30 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having complex shapes and methods of forming same |
US11649388B2 (en) | 2012-01-10 | 2023-05-16 | Saint-Gobain Cermaics & Plastics, Inc. | Abrasive particles having complex shapes and methods of forming same |
US11142673B2 (en) | 2012-01-10 | 2021-10-12 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having complex shapes and methods of forming same |
US10000676B2 (en) | 2012-05-23 | 2018-06-19 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and methods of forming same |
US9428681B2 (en) | 2012-05-23 | 2016-08-30 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and methods of forming same |
US9688893B2 (en) | 2012-05-23 | 2017-06-27 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and methods of forming same |
US10106714B2 (en) | 2012-06-29 | 2018-10-23 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US11154964B2 (en) | 2012-10-15 | 2021-10-26 | Saint-Gobain Abrasives, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US11148254B2 (en) | 2012-10-15 | 2021-10-19 | Saint-Gobain Abrasives, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US10286523B2 (en) | 2012-10-15 | 2019-05-14 | Saint-Gobain Abrasives, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US9440332B2 (en) | 2012-10-15 | 2016-09-13 | Saint-Gobain Abrasives, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US9676982B2 (en) | 2012-12-31 | 2017-06-13 | Saint-Gobain Ceramics & Plastics, Inc. | Particulate materials and methods of forming same |
US10179391B2 (en) | 2013-03-29 | 2019-01-15 | Saint-Gobain Abrasives, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US9457453B2 (en) | 2013-03-29 | 2016-10-04 | Saint-Gobain Abrasives, Inc./Saint-Gobain Abrasifs | Abrasive particles having particular shapes and methods of forming such particles |
US11590632B2 (en) | 2013-03-29 | 2023-02-28 | Saint-Gobain Abrasives, Inc. | Abrasive particles having particular shapes and methods of forming such particles |
US10668598B2 (en) | 2013-03-29 | 2020-06-02 | Saint-Gobain Abrasives, Inc./Saint-Gobain Abrasifs | Abrasive particles having particular shapes and methods of forming such particles |
US9604346B2 (en) | 2013-06-28 | 2017-03-28 | Saint-Gobain Cermaics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US9783718B2 (en) | 2013-09-30 | 2017-10-10 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and methods of forming same |
US10563106B2 (en) | 2013-09-30 | 2020-02-18 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and methods of forming same |
US9566689B2 (en) | 2013-12-31 | 2017-02-14 | Saint-Gobain Abrasives, Inc. | Abrasive article including shaped abrasive particles |
US11091678B2 (en) | 2013-12-31 | 2021-08-17 | Saint-Gobain Abrasives, Inc. | Abrasive article including shaped abrasive particles |
US9771507B2 (en) | 2014-01-31 | 2017-09-26 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particle including dopant material and method of forming same |
US10597568B2 (en) | 2014-01-31 | 2020-03-24 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particle including dopant material and method of forming same |
US11926781B2 (en) | 2014-01-31 | 2024-03-12 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particle including dopant material and method of forming same |
US11891559B2 (en) | 2014-04-14 | 2024-02-06 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US10557067B2 (en) | 2014-04-14 | 2020-02-11 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US9803119B2 (en) | 2014-04-14 | 2017-10-31 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US9902045B2 (en) | 2014-05-30 | 2018-02-27 | Saint-Gobain Abrasives, Inc. | Method of using an abrasive article including shaped abrasive particles |
US11926780B2 (en) | 2014-12-23 | 2024-03-12 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and method of forming same |
US9914864B2 (en) | 2014-12-23 | 2018-03-13 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and method of forming same |
US10351745B2 (en) | 2014-12-23 | 2019-07-16 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and method of forming same |
US9707529B2 (en) | 2014-12-23 | 2017-07-18 | Saint-Gobain Ceramics & Plastics, Inc. | Composite shaped abrasive particles and method of forming same |
US11608459B2 (en) | 2014-12-23 | 2023-03-21 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particles and method of forming same |
US9676981B2 (en) | 2014-12-24 | 2017-06-13 | Saint-Gobain Ceramics & Plastics, Inc. | Shaped abrasive particle fractions and method of forming same |
US9938440B2 (en) | 2015-03-31 | 2018-04-10 | Saint-Gobain Abrasives, Inc./Saint-Gobain Abrasifs | Fixed abrasive articles and methods of forming same |
US10196551B2 (en) | 2015-03-31 | 2019-02-05 | Saint-Gobain Abrasives, Inc. | Fixed abrasive articles and methods of forming same |
US11472989B2 (en) | 2015-03-31 | 2022-10-18 | Saint-Gobain Abrasives, Inc. | Fixed abrasive articles and methods of forming same |
US10358589B2 (en) | 2015-03-31 | 2019-07-23 | Saint-Gobain Abrasives, Inc. | Fixed abrasive articles and methods of forming same |
US11643582B2 (en) | 2015-03-31 | 2023-05-09 | Saint-Gobain Abrasives, Inc. | Fixed abrasive articles and methods of forming same |
US10711171B2 (en) | 2015-06-11 | 2020-07-14 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US11879087B2 (en) | 2015-06-11 | 2024-01-23 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US11718774B2 (en) | 2016-05-10 | 2023-08-08 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles and methods of forming same |
US11959009B2 (en) | 2016-05-10 | 2024-04-16 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive particles and methods of forming same |
US11230653B2 (en) | 2016-09-29 | 2022-01-25 | Saint-Gobain Abrasives, Inc. | Fixed abrasive articles and methods of forming same |
US11549040B2 (en) | 2017-01-31 | 2023-01-10 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles having a tooth portion on a surface |
US11427740B2 (en) | 2017-01-31 | 2022-08-30 | Saint-Gobain Ceramics & Plastics, Inc. | Method of making shaped abrasive particles and articles comprising forming a flange from overfilling |
US10759024B2 (en) | 2017-01-31 | 2020-09-01 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US10563105B2 (en) | 2017-01-31 | 2020-02-18 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles |
US11932802B2 (en) | 2017-01-31 | 2024-03-19 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive article including shaped abrasive particles comprising a particular toothed body |
US10865148B2 (en) | 2017-06-21 | 2020-12-15 | Saint-Gobain Ceramics & Plastics, Inc. | Particulate materials and methods of forming same |
US11926019B2 (en) | 2019-12-27 | 2024-03-12 | Saint-Gobain Ceramics & Plastics, Inc. | Abrasive articles and methods of forming same |
Also Published As
Publication number | Publication date |
---|---|
US10220443B2 (en) | 2019-03-05 |
EP3013992B1 (de) | 2019-12-04 |
EP3013992A1 (de) | 2016-05-04 |
US20160136729A1 (en) | 2016-05-19 |
CN105339517A (zh) | 2016-02-17 |
CN105339517B (zh) | 2018-09-18 |
DE102013212528A1 (de) | 2014-12-31 |
JP2016526603A (ja) | 2016-09-05 |
JP6212632B2 (ja) | 2017-10-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3013992B1 (de) | Verfahren zur herstellung eines stahlformkörpers | |
TWI542707B (zh) | 用於粉末射出成型之以鐵為主之粉末 | |
AT507215B1 (de) | Verschleissbeständiger werkstoff | |
DE2943601A1 (de) | Legierungsstahlpulver mit ausgezeichneten pressbarkeits-, formbarkeits- und waermebehandlungseigenschaften | |
AT507707B1 (de) | Eisen-kohlenstoff masteralloy | |
AT505699B1 (de) | Verfahren zur herstellung eines sintergehärteten bauteils | |
EP3323902B1 (de) | Pulvermetallurgisch hergestellter, hartstoffpartikel enthaltender stahlwerkstoff, verfahren zur herstellung eines bauteils aus einem solchen stahlwerkstoff und aus dem stahlwerkstoff hergestelltes bauteil | |
DE102018201854A1 (de) | Werkstoff, geeignet für additive Fertigung | |
AT507836B1 (de) | Verfahren zur herstellung eines stahlformteils | |
EP4081362A1 (de) | Verfahren zum herstellen eines warmarbeitsstahlgegenstandes | |
WO2001079575A1 (de) | Stickstofflegierter, sprühkompaktierter stahl, verfahren zu seiner herstellung und verbundwerkstoff hergestellt aus dem stahl | |
AT505698B1 (de) | Verfahren zur herstellung eines sinterhärtbaren sinterformteils | |
AT411580B (de) | Verfahren zur pulvermetallurgischen herstellung von gegenständen | |
DE2846889C2 (de) | Legierungspulver, Verfahren zu seiner Herstellung und seine Verwendung zur Herstellung von gesinterten Formteilen | |
WO2018095610A1 (de) | Pulvermetallurgisch hergestellter stahlwerkstoff, verfahren zur herstellung eines bauteils aus einem solchen stahlwerkstoff und aus dem stahlwerkstoff hergestelltes bauteil | |
AT513429A1 (de) | Verfahren zur Herstellung einer Sinterbauteilbaugruppe | |
EP0597832B1 (de) | Metallpulvermischung | |
EP3189172B1 (de) | Hochfeste, mechanische energie absorbierende und korrosionsbeständige formkörper aus eisenlegierungen und verfahren zu deren herstellung | |
AT512329B1 (de) | Verfahren zum herstellen eines sinterbauteils | |
EP1736563A1 (de) | Stahllegierung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201480037118.X Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14734065 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2016520512 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14901203 Country of ref document: US |