JP2017008939A - バルブシートリングの製造方法 - Google Patents
バルブシートリングの製造方法 Download PDFInfo
- Publication number
- JP2017008939A JP2017008939A JP2016123130A JP2016123130A JP2017008939A JP 2017008939 A JP2017008939 A JP 2017008939A JP 2016123130 A JP2016123130 A JP 2016123130A JP 2016123130 A JP2016123130 A JP 2016123130A JP 2017008939 A JP2017008939 A JP 2017008939A
- Authority
- JP
- Japan
- Prior art keywords
- manufacturing
- valve seat
- temperature
- seat ring
- sintered
- 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
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 37
- 239000000463 material Substances 0.000 claims abstract description 148
- 239000002245 particle Substances 0.000 claims abstract description 33
- 239000000654 additive Substances 0.000 claims abstract description 9
- 230000000996 additive effect Effects 0.000 claims abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 238000005507 spraying Methods 0.000 claims abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 61
- 238000005245 sintering Methods 0.000 claims description 35
- 229910052742 iron Inorganic materials 0.000 claims description 29
- 239000010941 cobalt Substances 0.000 claims description 24
- 229910017052 cobalt Inorganic materials 0.000 claims description 24
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 17
- 229910052799 carbon Inorganic materials 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 17
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 16
- 229910052804 chromium Inorganic materials 0.000 claims description 16
- 239000011651 chromium Substances 0.000 claims description 16
- 229910052710 silicon Inorganic materials 0.000 claims description 16
- 239000010703 silicon Substances 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 15
- 230000003247 decreasing effect Effects 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 8
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 8
- 229910052750 molybdenum Inorganic materials 0.000 claims description 8
- 239000011733 molybdenum Substances 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 3
- 238000009477 fluid bed granulation Methods 0.000 claims description 3
- 238000005469 granulation Methods 0.000 claims description 3
- 230000003179 granulation Effects 0.000 claims description 3
- 238000001694 spray drying Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 230000008602 contraction Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- 239000002131 composite material Substances 0.000 description 11
- 238000012360 testing method Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 4
- 229910000531 Co alloy Inorganic materials 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000004663 powder metallurgy Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000013074 reference sample Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000006259 organic additive Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- YPFNIPKMNMDDDB-UHFFFAOYSA-K 2-[2-[bis(carboxylatomethyl)amino]ethyl-(2-hydroxyethyl)amino]acetate;iron(3+) Chemical compound [Fe+3].OCCN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O YPFNIPKMNMDDDB-UHFFFAOYSA-K 0.000 description 1
- 229910000979 O alloy Inorganic materials 0.000 description 1
- -1 and as a result Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
- B22F5/106—Tube or ring forms
-
- 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
-
- 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
- B22F3/12—Both compacting and sintering
- B22F3/16—Both compacting and sintering in successive or repeated steps
-
- 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
- B22F5/02—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of piston rings
-
- 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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
-
- 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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0433—Nickel- or cobalt-based alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/07—Alloys based on nickel or cobalt based on cobalt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
-
- 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%
- C22C33/0285—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 Cr, Co, or Ni having a minimum content higher than 5%
-
- 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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/02—Selecting particular materials for valve-members or valve-seats; Valve-members or valve-seats composed of two or more materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K25/00—Details relating to contact between valve members and seat
- F16K25/005—Particular materials for seats or closure elements
-
- 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
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
-
- 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
- B22F2301/15—Nickel or cobalt
-
- 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
- B22F2304/00—Physical aspects of the powder
- B22F2304/10—Micron size particles, i.e. above 1 micrometer up to 500 micrometer
-
- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2301/00—Using particular materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L2303/00—Manufacturing of components used in valve arrangements
Abstract
【解決手段】第1材料2及び第2材料3からバルブシートリング4を製造する。これら材料2,3は、平均粒径が約5〜13μmとなるように、溶融した金属を噴霧することによって粉状に生成され、粒径が実質上300μmより小さい流動性のある粒子に加工される。1〜5重量%の割合で添加剤が添加された後、プレス器具に充填され、400〜700MPaの圧力で一軸加圧成形される。添加剤は加熱により除去され、仮焼結及び本焼結される。
【選択図】図2
Description
第2の工程では、本焼結が行われる(温度上昇:5〜10K/min;最高温度:1240℃;保持時間:50〜60min;室温まで冷却:約20〜10K/min;雰囲気:N2-H2(5〜20%H2):RT 1100℃まで、真空下温度1100〜1240℃、温度下降(5〜20%H2))。
Claims (16)
- 第1材料と、第2材料とから製造されるバルブシートリングの製造方法であって、
前記第1材料は、約15〜30重量%のモリブデン、約5〜30重量%のクロム、0〜5重量%のシリコン、0〜2重量%の炭素、5重量%までのその他の要素、及びコバルト、を含み、
前記第2材料は、10〜12重量%のクロム、0.5〜0.8重量%のマンガン、0.5〜1重量%のケイ素、0.5〜0.9重量%の炭素、約3重量%のその他の要素、及び鉄、を含み、
前記第1材料及び前記第2材料の各々は、平均粒径が約5〜13μmとなるように、溶融した金属を噴霧することによって粉状に生成され、
粉状の前記第1材料及び前記第2材料の各々の粒径は、実質上300μmより小さく、より好適には15μmより大きく150μmより小さい、流動性のある粒子に加工され、
1〜5重量%の有機加圧助剤を含む添加剤とともに、前記2種類の粒子はプレス器具に続けて充填された後、400MPaより大きく700MPaより小さい圧力で一軸加圧成形され、
前記添加剤は、50℃より高く700℃より低い温度で加熱することによって除去され、
前記バルブシートリングが、仮焼結及び本焼結されることを特徴とする製造方法。 - 請求項1に記載の製造方法において、
前記バルブシートリングは、1110℃より高く1130℃より低い温度で仮焼結され、約1240℃の温度で本焼結される製造方法。 - 請求項1又は請求項2に記載の製造方法において、
粉状の前記第1材料及び前記第2材料の各々は、前記粒子に、流動床顆粒化法、噴霧乾燥造粒法、又はスクリーン整粒法を用いて加工される製造方法。 - 請求項1から請求項3のいずれか1つに記載の製造方法において、
前記第1材料として、22〜24重量%のモリブデン、15〜17重量%のクロム、0.5〜1.5重量%のケイ素、1.5〜2.5重量%の鉄、0.3〜1重量%の炭素、約4重量%のその他の要素、及びコバルト、を含む合金が使用される製造方法。 - 請求項1から請求項4のいずれか1つに記載の製造方法において、
前記第2材料として、10〜12重量%のクロム、0.4〜0.8重量%のマンガン、0.5〜1重量%のケイ素、0.5〜0.9重量%の炭素、約3重量%のその他の要素、及び鉄、を含む鋼鉄が使用される製造方法。 - 請求項1から請求項5のいずれか1つに記載の製造方法において、
前記第1材料として、23重量%のモリブデン、16重量%のクロム、1重量%のケイ素、2重量%の鉄、0.5重量%の炭素、約3重量%のその他の要素、及びコバルト、を含む合金が使用される製造方法。 - 請求項1から請求項6のいずれか1つに記載の製造方法において、
前記第2材料として、11重量%のクロム、0.6重量%のマンガン、0.7重量%のケイ素、0.7重量%の炭素、約2重量%のその他の要素、及び鉄、を含む合金が使用される製造方法。 - 請求項1から請求項7のいずれか1つに記載の製造方法において、
前記粒子が、前記プレス器具内で、520MPaの圧力で加圧されることにより、前記第1材料は密度が約5.85g/m3になるまで圧縮され、前記第2材料は密度が約5.5g/m3になるまで圧縮される製造方法。 - 請求項1から請求項8のいずれか1つに記載の製造方法において、
前記プレス器具内の前記粒子は、焼結前の成形体における前記第1材料と前記第2材料との相対密度の差が最大で+/−3%となるように、加圧される製造方法。 - 請求項1から請求項9のいずれか1つに記載の製造方法において、
前記バルブシートリングは、H2の割合が5%より大きく20%より小さいN2-H2雰囲気内で、約25〜35分間仮焼結される製造方法。 - 請求項1から請求項10のいずれか1つに記載の製造方法において、
前記バルブシートリングは、H2の割合が5%より大きく20%より小さいN2-H2雰囲気内で、約50〜60分間本焼結される製造方法。 - 請求項1から請求項11のいずれか1つに記載の製造方法において、
前記仮焼結は、3〜5℃/minで温度を上昇させる温度上昇工程と、約5〜10℃/minで温度を室温まで下降させる温度下降工程と、を含む製造方法。 - 請求項1から請求項12のいずれか1つに記載の製造方法において、
前記本焼結は、5〜10℃/minで温度を上昇させる温度上昇工程と、約10〜20℃/minで温度を室温まで下降させる温度下降工程と、を含む製造方法。 - 請求項1から請求項13のいずれか1つに記載の製造方法において、
前記バルブシートリングは、1100℃以下の真空下のN2-H2雰囲気内で、1100℃より高く1240℃より低い温度で焼結される製造方法。 - バルブシートリングであって、
請求項1から請求項14のいずれか1つの方法を用いて製造され、−40℃より高く600℃より低い温度範囲において、
熱膨張量8.0〜19.5μm/mKと、
ヤング率150〜250GPaと、
圧縮耐力900〜2000MPaと、の特性を有するバルブシートリング。 - 請求項15に記載のバルブシートリングにおいて、
前記第2材料の領域の軸方向への直線状の収縮に対し、前記第1材料の領域が最大で+/-2%軸方向に直線状に収縮しているバルブシートリング。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015211623.9 | 2015-06-23 | ||
DE102015211623.9A DE102015211623A1 (de) | 2015-06-23 | 2015-06-23 | Verfahren zur Herstellung eines Ventilsitzringes |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017008939A true JP2017008939A (ja) | 2017-01-12 |
JP6689685B2 JP6689685B2 (ja) | 2020-04-28 |
Family
ID=56403949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016123130A Expired - Fee Related JP6689685B2 (ja) | 2015-06-23 | 2016-06-22 | バルブシートリングの製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10272496B2 (ja) |
EP (1) | EP3150304A1 (ja) |
JP (1) | JP6689685B2 (ja) |
CN (1) | CN106270528B (ja) |
DE (1) | DE102015211623A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017218123A1 (de) | 2017-10-11 | 2019-04-11 | Mahle International Gmbh | Verfahren zum Herstellen eines Ventilsitzrings auf pulvermetallurgischem Wege |
DE102018218241A1 (de) * | 2018-10-24 | 2020-04-30 | Mahle International Gmbh | Verfahren zur Montage eines Ventilsitzrings an einem Zylinderklopf einer Brennkraftmaschine |
US11155904B2 (en) | 2019-07-11 | 2021-10-26 | L.E. Jones Company | Cobalt-rich wear resistant alloy and method of making and use thereof |
CN111020297A (zh) * | 2019-12-18 | 2020-04-17 | 陕西易莱德新材料科技有限公司 | 一种镍铬合金材料及其制备方法 |
DE102021210268A1 (de) * | 2021-09-16 | 2023-03-16 | Mahle International Gmbh | Schichtgesinterter Ventilsitzring, Verfahren zu dessen Herstellung, Kombinationen damit und deren Verwendung |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US436684A (en) * | 1890-09-16 | Emile augustin barret | ||
US2753858A (en) * | 1952-05-27 | 1956-07-10 | Thompson Prod Inc | Valve seat insert ring |
DE2535665A1 (de) * | 1975-08-09 | 1977-02-10 | Roland Sintermetall Und Transp | Bei hohen temperaturen verschleissfester sinterformkoerper, insbesondere ventilsitzring |
DE2918248B2 (de) * | 1979-05-05 | 1981-05-27 | Goetze Ag, 5093 Burscheid | Ventilsitzring |
JPS57140802A (en) * | 1981-02-26 | 1982-08-31 | Nippon Piston Ring Co Ltd | Composite molded valve seat |
JPS58152982A (ja) * | 1982-03-09 | 1983-09-10 | Honda Motor Co Ltd | 高剛性を有する二層焼結合金製バルブシ−トリング |
BR8403253A (pt) * | 1983-07-01 | 1985-06-11 | Sumitomo Electric Industries | Embuchamento de assento de valvula para motores de combustao interna |
JPS6035650A (ja) | 1983-08-09 | 1985-02-23 | Nippon Denso Co Ltd | アンチスキッド制御装置 |
JP2763826B2 (ja) * | 1990-10-18 | 1998-06-11 | 日立粉末冶金株式会社 | 弁座用焼結合金 |
JP4127021B2 (ja) * | 2002-11-06 | 2008-07-30 | トヨタ自動車株式会社 | 硬質粒子、耐摩耗性鉄基焼結合金、耐摩耗性鉄基焼結合金の製造方法及びバルブシート |
JP3926320B2 (ja) * | 2003-01-10 | 2007-06-06 | 日本ピストンリング株式会社 | 鉄基焼結合金製バルブシートおよびその製造方法 |
JP4213060B2 (ja) * | 2004-03-03 | 2009-01-21 | 日本ピストンリング株式会社 | バルブシート用鉄基焼結合金材 |
US20080146467A1 (en) * | 2006-01-26 | 2008-06-19 | Takemori Takayama | Sintered Material, Ferrous Sintered Sliding Material, Producing Method of the Same, Sliding Member, Producing Method of the Same and Coupling Device |
WO2009122985A1 (ja) * | 2008-03-31 | 2009-10-08 | 日本ピストンリング株式会社 | バルブシート用鉄基焼結合金及び内燃機関用バルブシート |
DE102012013226A1 (de) | 2012-07-04 | 2014-01-09 | Bleistahl-Produktions Gmbh & Co Kg | Hochwärmeleitender Ventilsitzring |
JP5462325B2 (ja) * | 2012-07-06 | 2014-04-02 | 株式会社リケン | 鉄基焼結合金製バルブシート |
DE102013210895A1 (de) * | 2013-06-11 | 2014-12-11 | Mahle International Gmbh | Verfahren zur Herstellung von warmbeständigen und verschleißfesten Formteilen, insbesondere Motorkomponenten |
WO2015140235A1 (en) * | 2014-03-18 | 2015-09-24 | Innomaq 21, Sociedad Limitada | Extremely high conductivity low cost steel |
US9714709B2 (en) * | 2014-11-25 | 2017-07-25 | Baker Hughes Incorporated | Functionally graded articles and methods of manufacture |
-
2015
- 2015-06-23 DE DE102015211623.9A patent/DE102015211623A1/de active Pending
-
2016
- 2016-05-31 EP EP16172261.6A patent/EP3150304A1/de not_active Ceased
- 2016-06-17 CN CN201610439052.8A patent/CN106270528B/zh active Active
- 2016-06-22 JP JP2016123130A patent/JP6689685B2/ja not_active Expired - Fee Related
- 2016-06-22 US US15/190,135 patent/US10272496B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3150304A1 (de) | 2017-04-05 |
US10272496B2 (en) | 2019-04-30 |
CN106270528B (zh) | 2019-11-22 |
CN106270528A (zh) | 2017-01-04 |
JP6689685B2 (ja) | 2020-04-28 |
DE102015211623A1 (de) | 2016-12-29 |
US20160375494A1 (en) | 2016-12-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6689685B2 (ja) | バルブシートリングの製造方法 | |
JP7345450B2 (ja) | ベリリウムを含有する物品の付加製造 | |
KR102297842B1 (ko) | 서멧 또는 초경합금 분말을 제조하는 방법 | |
Mizuuchi et al. | Thermal conductivity of diamond particle dispersed aluminum matrix composites fabricated in solid–liquid co-existent state by SPS | |
US10144065B2 (en) | Methods of making sintered articles | |
JP5904792B2 (ja) | 粒子状材料の冶金組成物、自己潤滑性焼結体、および自己潤滑性焼結体を得る方法 | |
Ho et al. | Evaluation of W–Cu metal matrix composites produced by powder injection molding and liquid infiltration | |
KR102288185B1 (ko) | 밸브 시트 링 | |
JPS59215402A (ja) | 加圧強化法 | |
JP2018504291A (ja) | 傾斜機能物品及び製造方法 | |
EP3253516B1 (en) | Infiltrated ferrous materials | |
JP2015536381A (ja) | 多孔質構成要素の製造方法および構成要素 | |
JP2019520475A5 (ja) | ||
JP2010215951A (ja) | 焼結複合摺動部品およびその製造方法 | |
US11154930B2 (en) | Method for producing a porous shaped body | |
JP2016540114A (ja) | 粉末冶金による気密なコンポーネントを得るための方法 | |
JP2008214664A (ja) | 焼結体の製造方法および焼結体 | |
KR20050105243A (ko) | 코발트계 금속 분말 및 이들의 부품을 제조하기 위한 방법 | |
US6821313B2 (en) | Reduced temperature and pressure powder metallurgy process for consolidating rhenium alloys | |
KR101636762B1 (ko) | 차량 엔진용 복합 소결 인서트링 일체형 엔진 피스톤의 제조 방법 및 이를 이용하여 제조된 엔진 피스톤 | |
US7270782B2 (en) | Reduced temperature and pressure powder metallurgy process for consolidating rhenium alloys | |
JP2006342374A (ja) | 金属及び合金焼結体の製造方法 | |
JP6197718B2 (ja) | 鉄系粉末混合物、同鉄系粉末混合物から得られる鉄系焼結体、及び同鉄系焼結体から得られる鉄系部品 | |
JP2019070183A (ja) | 焼結体並びにこの焼結体を含む接合体、及び焼結体の製造方法 | |
KR102541042B1 (ko) | 소결재를 사용한 고압 주조방법 및 고압 주조품 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190212 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20191206 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20191217 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200228 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20200331 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20200408 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6689685 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
LAPS | Cancellation because of no payment of annual fees |