JPH04250995A - Cutting tool material and manufacture thereof - Google Patents

Cutting tool material and manufacture thereof

Info

Publication number
JPH04250995A
JPH04250995A JP74091A JP74091A JPH04250995A JP H04250995 A JPH04250995 A JP H04250995A JP 74091 A JP74091 A JP 74091A JP 74091 A JP74091 A JP 74091A JP H04250995 A JPH04250995 A JP H04250995A
Authority
JP
Japan
Prior art keywords
layer
blade
base material
cutter
intermetallic compound
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
Application number
JP74091A
Other languages
Japanese (ja)
Other versions
JP2932700B2 (en
Inventor
Hiroshi Yamada
廣志 山田
Kikuichi Funao
船尾 菊一
Fumio Iwane
文男 岩根
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daido Steel Co Ltd
Original Assignee
Daido Steel Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Daido Steel Co Ltd filed Critical Daido Steel Co Ltd
Priority to JP74091A priority Critical patent/JP2932700B2/en
Publication of JPH04250995A publication Critical patent/JPH04250995A/en
Application granted granted Critical
Publication of JP2932700B2 publication Critical patent/JP2932700B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Nonmetal Cutting Devices (AREA)
  • Dry Shavers And Clippers (AREA)

Abstract

PURPOSE:To maintain sharpness of a cutting tool in a long time by improving wear resistance with Al2O3 coating the surface, and highly keeping corrosion resistance with the layer of intermetallic compound. CONSTITUTION:Cutting tool material having the layer of Al2O3 on the slidable contact surface of a cutting tool through the layer of intermetallic compound out of metal elements, for example Ni and Al, in the cutting tool base material, is obtained by clading Al foil directly on the base material or through Ni foil between, heating it in oxidizing atmosphere after vacuum annealing, and generating intermetallic compound (for example, NiAl, Ni3Al) and Al2O3.

Description

【発明の詳細な説明】[Detailed description of the invention]

【0001】0001

【産業上の利用分野】本発明は、2枚の刃が摺動的に接
触して剪断を行なう、またはネットと刃とが摺動的に接
触して剪断を行なうタイプの利器または工具に使用する
刃物材と、その製造方法に関する。
[Industrial Application Field] The present invention is applicable to a type of utility or tool in which two blades come into sliding contact to perform shearing, or a net and a blade come into sliding contact to perform shearing. This invention relates to cutlery materials and manufacturing methods thereof.

【0002】0002

【従来の技術】電気カミソリのように、固定ネットとそ
れに接して回転または往復動する刃とでネットがとらえ
たヒゲを剪断するタイプの刃物は、相互の繰り返し摺動
に耐えるよう、耐摩耗性が高くなければならない。  
同様なことは、各種の電動カッタ−にも要求される。 
 このため、刃物材としては、耐食性の要求にこたえる
ことも兼ねて、高炭素ステンレス鋼(代表的にはSUS
440B)などが用いられている。
[Prior Art] A type of blade such as an electric razor, which uses a fixed net and a blade that rotates or reciprocates in contact with the net to shear the hairs caught by the net, has abrasion resistance so that it can withstand repeated sliding between the net. must be high.
The same thing is required for various electric cutters.
For this reason, high carbon stainless steel (typically SUS
440B) etc. are used.

【0003】しかし既存の材料は満足できるものとはい
えず、切れ味を長期にわたって維持する刃物材の出現が
待たれていた。
[0003] However, existing materials cannot be said to be satisfactory, and the emergence of a material for cutting tools that maintains its sharpness over a long period of time has been awaited.

【0004】0004

【発明が解決しようとする課題】本発明の目的は、この
ような要望にこたえて、耐食性と耐摩耗性が高く、かつ
それらが長期間持続して切れ味が保たれる刃物材と、そ
の製造方法を提供することにある。
[Problems to be Solved by the Invention] In response to such demands, the purpose of the present invention is to provide a cutting tool material that has high corrosion resistance and wear resistance, and which maintains its sharpness for a long period of time, and the production thereof. The purpose is to provide a method.

【0005】[0005]

【課題を解決するための手段】本発明の刃物材のひとつ
の態様は、2枚の刃が摺動的に接触して剪断を行なう刃
物材において、図3および図6に示すように、それらの
刃の接触面上に、刃物基材(1)中の金属元素とAlと
の金属間化合物の層(4)を介してAl2O3の層(5
)を有する刃物材である。
[Means for Solving the Problems] One embodiment of the blade material of the present invention is a blade material in which two blades come into sliding contact to perform shearing, as shown in FIGS. 3 and 6. On the contact surface of the blade, a layer of Al2O3 (5
).

【0006】本発明の刃物材のいまひとつの態様は、ネ
ットと刃とが摺動的に接触してネットがとらえた被切断
物の剪断を行なう刃物材において、少なくとも刃の接触
面上に、上記と同様に、刃物基材(1)中の金属元素と
Alとの金属間化合物の層(4)を介してAl2O3の
層(5)を有する刃物材である。
[0006] Another aspect of the blade material of the present invention is a blade material in which the net and the blade are in sliding contact with each other to shear the object to be cut caught by the net, in which the above-mentioned material is provided on at least the contact surface of the blade. Similarly, this is a cutter material having a layer (5) of Al2O3 via a layer (4) of an intermetallic compound of a metal element and Al in a cutter base material (1).

【0007】金属間化合物の層およびAl2O3の層は
、刃物基材の表面のうち、少なくとも摺動的に接触する
面にあればよいが、他の面にも存在すれば、全体として
耐食性が向上して好ましい。
[0007] The intermetallic compound layer and the Al2O3 layer may be present at least on the surface of the blade base material that makes sliding contact, but if they are present on other surfaces as well, the corrosion resistance as a whole will be improved. It is preferable.

【0008】刃物基材としては、刃物に要求される諸性
質すなわち靭性、剛性などをそなえている任意の合金が
使用できるが、好適なものを挙げれば、前記した高硬度
非磁性ステンレス鋼のほか、Fe−Mn合金およびBe
−Cu合金である。  これらの合金の基材金属の表面
に、Ni層を設けたものであってもよい。  この場合
、金属間化合物としてはNiAlおよびNi3Alの少
なくとも一方、多くの場合は両方が生成する。
[0008] As the base material for the blade, any alloy that has the properties required for the blade, such as toughness and rigidity, can be used, but preferred examples include the above-mentioned high hardness non-magnetic stainless steel. , Fe-Mn alloy and Be
-Cu alloy. A Ni layer may be provided on the surface of the base metal of these alloys. In this case, at least one of NiAl and Ni3Al, and in many cases both, are produced as intermetallic compounds.

【0009】上記のような刃物材を製造する本発明の方
法は、基本的には図1および図2に示すように、刃物基
材(1)の表面(図示した例では両方の面)にAl箔(
2A)を重ね圧延によりクラッドし、得られたクラッド
材に対して真空焼鈍および酸化性雰囲気下での加熱を行
なって、刃物基材中の金属とAl層との間に金属間化合
物を形成させるとともに、表面にAl2O3層(5)を
形成させ、図3にみるような製品を得ることからなる。
[0009] The method of the present invention for producing the above-mentioned cutlery material basically involves coating the surface (both sides in the illustrated example) of the cutter base material (1) as shown in FIGS. Al foil (
2A) is clad by lap rolling, and the obtained clad material is vacuum annealed and heated in an oxidizing atmosphere to form an intermetallic compound between the metal in the blade base material and the Al layer. At the same time, an Al2O3 layer (5) is formed on the surface to obtain a product as shown in FIG.

【0010】本発明の刃物材の製造方法の別の態様は、
図4および図5に示すように、刃物基材(1)の表面に
Ni箔(3A)およびAl箔(2A)をこの順でクラッ
ドし、得られたクラッド材に対し真空焼鈍および酸化性
雰囲気下での加熱を行なって、Ni層とAl層との間で
NiAlおよび(または)Ni3Alを形成させるとと
もに、表面にAl2O3層(5)を形成させることから
なる。
Another aspect of the method for manufacturing a cutlery material of the present invention is as follows:
As shown in FIGS. 4 and 5, the surface of the blade base material (1) is clad with Ni foil (3A) and Al foil (2A) in this order, and the resulting clad material is subjected to vacuum annealing and oxidizing atmosphere. This consists of heating below to form NiAl and/or Ni3Al between the Ni layer and the Al layer, and to form an Al2O3 layer (5) on the surface.

【0011】真空焼鈍は、400〜650℃×1〜20
0分間、代表的には600℃×2分間行なう。
[0011] Vacuum annealing is performed at 400-650°C x 1-20
The heating time is typically 600°C for 2 minutes.

【0012】酸化性雰囲気下での加熱は、大気中、60
0〜1200℃×1〜1000分間、代表的には900
℃×2分間の条件で行なうのが適当である。
[0012] Heating in an oxidizing atmosphere is carried out at 60
0-1200℃×1-1000 minutes, typically 900℃
It is appropriate to carry out the test at ℃×2 minutes.

【0013】[0013]

【作用】真空焼鈍により、圧延過程で生じた加工硬化が
消滅し、基材とAl箔の間、また基材とNi箔を重ねた
場合はNi箔とAl箔との間で、相互に拡散が進む。続
く酸化性雰囲気下での加熱により、拡散はさらに進行す
る。  その結果、基材中のAlと金属間化合物を形成
する金属元素、たとえば基材がステンレス鋼の場合はF
eおよびNiが、Alと、Fe3Al,NiAl,Ni
3Alなどの化合物をつくる。  基材とAl箔との間
にNi箔をはさんだ場合には、金属間化合物としてNi
AlおよびNi3Alが生成することはいうまでもない
[Effect] Vacuum annealing eliminates the work hardening that occurs during the rolling process, and causes mutual diffusion between the base material and Al foil, or between the Ni foil and Al foil when the base material and Ni foil are stacked. progresses. Diffusion progresses further by subsequent heating in an oxidizing atmosphere. As a result, metal elements that form intermetallic compounds with Al in the base material, such as F if the base material is stainless steel.
e and Ni are Al, Fe3Al, NiAl, Ni
Create compounds such as 3Al. When Ni foil is sandwiched between the base material and Al foil, Ni is added as an intermetallic compound.
Needless to say, Al and Ni3Al are generated.

【0014】酸化性雰囲気下での加熱により、表面のA
l層は酸化されてAl2O3となり、主としてウィスカ
ーの形で成長する。
[0014] By heating in an oxidizing atmosphere, the surface A
The l layer is oxidized to Al2O3 and grows mainly in the form of whiskers.

【0015】上記したような金属間化合物は一般に耐食
性にすぐれているので、表面を被覆するAl2O3層に
ピンホールやミクロなクラックが生じても、腐食を下の
基材に及ぼすことなく、そこで食い止める。
[0015] The above-mentioned intermetallic compounds generally have excellent corrosion resistance, so even if pinholes or microcracks occur in the Al2O3 layer covering the surface, corrosion will be stopped without affecting the underlying base material. .

【0016】表面のAl2O3はセラミックの層であっ
て、よく知られているとおり耐摩耗性が高く、刃物の切
れ味の維持に効果的である。
[0016] The Al2O3 on the surface is a ceramic layer and, as is well known, has high wear resistance and is effective in maintaining the sharpness of the knife.

【0017】[0017]

【実施例】[実施例1]高硬度非磁性ステンレス鋼「D
SN6」(大同特殊鋼の鋼種記号、合金組成は、0.0
9C−0.3Si−1.5Mn−12.0Ni−18.
0Cr−Fe)の、厚さ0.4mmのシートを用意した
。   その両面に厚さ15μmのAl箔を重ねてクラッド
圧延して、厚さ0.38mmの積層材とした。
[Example] [Example 1] High hardness non-magnetic stainless steel “D”
SN6" (Daido Special Steel's steel type code, alloy composition is 0.0
9C-0.3Si-1.5Mn-12.0Ni-18.
A 0.4 mm thick sheet of 0Cr-Fe) was prepared. Al foil with a thickness of 15 μm was stacked on both sides and clad rolled to obtain a laminate with a thickness of 0.38 mm.

【0018】積層材を冷間圧延して厚さ0.1mmのシ
ートにしてから、真空中で600℃×20分間の焼鈍、
続いて大気中で1000℃×1時間の加熱を行なった。   これにより、図3に示す層構成の刃物材を得た。
[0018] After cold rolling the laminated material into a sheet with a thickness of 0.1 mm, annealing at 600°C for 20 minutes in a vacuum,
Subsequently, heating was performed at 1000° C. for 1 hour in the air. As a result, a cutter material having the layer structure shown in FIG. 3 was obtained.

【0019】得られた刃物材に対して、下記の試験を行
なった。 1)  耐摩耗性:大越式摩耗試験機による摩耗試験、
相手材はWC 2)  高温耐食性:600℃×30分間の加熱−5%
食塩水中に浸漬×5分間−乾燥のサイクルから成る試験
比較のため、SUS440B鋼の厚さ0.1mmのシー
トを、同様に試験した。
The following tests were conducted on the obtained cutter material. 1) Abrasion resistance: Wear test using Okoshi type abrasion tester,
The mating material is WC 2) High temperature corrosion resistance: 600℃ x 30 minutes heating -5%
For comparison purposes, a 0.1 mm thick sheet of SUS 440B steel was similarly tested, consisting of a cycle of soaking in saline solution for 5 minutes and drying.

【0020】結果を、あわせて図7および図8に示す。The results are also shown in FIGS. 7 and 8.

【0021】[実施例2]実施例1で用いたものと同じ
DSN6のシートの両面に、厚さが100μmのNi箔
をはさんで、やはり厚さ15μmのAl箔を重ね、クラ
ッド圧延および冷間圧延を行なって厚さ0.1mmのシ
ートとした。
[Example 2] On both sides of the same DSN6 sheet used in Example 1, Ni foil with a thickness of 100 μm was sandwiched, and Al foil with a thickness of 15 μm was overlaid, and the sheet was clad rolled and cooled. Inter-rolling was performed to obtain a sheet with a thickness of 0.1 mm.

【0022】実施例1と同じ条件で真空焼鈍および大気
中の加熱を行なって、図6に示す層構成の刃物材を得た
Vacuum annealing and heating in the atmosphere were carried out under the same conditions as in Example 1 to obtain a cutter material having the layer structure shown in FIG.

【0023】実施例1の刃物材と同様、この材料も、基
材のDSN6が加熱処理によって時効硬化しているので
、図示した耐摩耗性および耐食性とともに、電気カミソ
リの材料として好適であった。
Similar to the cutlery material of Example 1, this material also had the base material DSN6 age-hardened by heat treatment, so it was suitable as a material for electric razors as well as having the wear resistance and corrosion resistance shown in the figure.

【0024】[0024]

【発明の効果】本発明により、表面がセラミックスのA
l2O3で被覆されて耐摩耗性の向上した刃物材が実現
する。  この刃物材は、Al2O3層の下に存在する
金属間化合物の層により、耐食性が高められている。 
 従って、この材料で製作した刃物は、長期にわたって
よい切れ味を維持することができる。
Effect of the invention: According to the present invention, the surface of A
A cutter material with improved wear resistance is realized by being coated with l2O3. This cutter material has enhanced corrosion resistance due to the intermetallic compound layer present under the Al2O3 layer.
Therefore, knives made of this material can maintain good sharpness over a long period of time.

【0025】[0025]

【図面の簡単な説明】[Brief explanation of the drawing]

【図1】  本発明の刃物材の基本的な製造工程を説明
するための材料の断面図であって、基材とAl箔を重ね
た段階を示す。
FIG. 1 is a cross-sectional view of the material for explaining the basic manufacturing process of the cutlery material of the present invention, showing a stage where a base material and an Al foil are overlapped.

【図2】  本発明の刃物材の基本的な製造工程を説明
するための材料の断面図であって、クラッド圧延した段
階を示す。
FIG. 2 is a cross-sectional view of the material for explaining the basic manufacturing process of the cutlery material of the present invention, showing the stage of clad rolling.

【図3】  図1および図2の工程によって得た、本発
明の刃物材の基本的な層構成を示す図。
FIG. 3 is a diagram showing the basic layer structure of the cutlery material of the present invention obtained by the steps shown in FIGS. 1 and 2.

【図4】  本発明の刃物材の別の製造工程を説明する
ための材料の断面図であって、図1に対応して、基材と
Al箔を、Ni箔を介して重ねた段階を示す。
FIG. 4 is a cross-sectional view of the material for explaining another manufacturing process of the cutlery material of the present invention, corresponding to FIG. show.

【図5】  本発明の刃物材の別の製造工程を説明する
ための、材料の断面図であって、図2に対応して、クラ
ッド圧延した段階を示す。
FIG. 5 is a cross-sectional view of the material for explaining another manufacturing process of the cutter material of the present invention, corresponding to FIG. 2, showing a stage of clad rolling.

【図6】  図4および図5の工程によって得た、本発
明の刃物材の層構成を示す図。
6 is a diagram showing the layer structure of the cutlery material of the present invention obtained through the steps of FIGS. 4 and 5. FIG.

【図7】  本発明の実施例における、耐摩耗性のデー
タを示すグラフ。
FIG. 7 is a graph showing wear resistance data in Examples of the present invention.

【図8】  本発明の実施例における、耐食性のデータ
を示すグラフ。
FIG. 8 is a graph showing corrosion resistance data in Examples of the present invention.

【符号の説明】[Explanation of symbols]

1  基材 2A,2B  Al 3A,3B  Ni 4  Fi3Al,Ni3Al,NiAl5  Al2
O3
1 Base material 2A, 2B Al 3A, 3B Ni 4 Fi3Al, Ni3Al, NiAl5 Al2
O3

Claims (9)

【特許請求の範囲】[Claims] 【請求項1】  2枚の刃が摺動的に接触して、刃の間
に挟んだ被切断物の剪断を行なう刃物材において、それ
らの刃の接触面上に、刃物基材中の金属元素とAlとの
金属間化合物の層を介してAl2O3の層を有すること
を特徴とする刃物材。
Claim 1: A blade material in which two blades come into sliding contact to shear an object sandwiched between the blades, in which metal in the blade base material is placed on the contact surface of the blades. A cutlery material characterized by having a layer of Al2O3 via a layer of an intermetallic compound of an element and Al.
【請求項2】  刃物基材が、高硬度非磁性ステンレス
鋼、Fe−Mn合金およびBe−Cu合金からえらんだ
基材金属のいずれかから成るものである請求項1の刃物
材。
2. The cutter material according to claim 1, wherein the cutter base material is made of any one of base metals selected from high hardness non-magnetic stainless steel, Fe--Mn alloy, and Be--Cu alloy.
【請求項3】  刃物基材が、請求項2の基材金属の表
面にNi層を設けたものであり、金属間化合物がNiA
lおよび(または)Ni3Alである請求項1の刃物材
3. The blade base material is the base metal of claim 2 with a Ni layer provided on the surface thereof, and the intermetallic compound is NiA.
The cutter material according to claim 1, which is Ni3Al and/or Ni3Al.
【請求項4】  ネットと刃が摺動的に接触して、ネッ
トがとらえた被切断物の剪断を行なう刃物において、少
なくとも刃の接触面上に、刃物基材中の金属元素とAl
との金属間化合物の層を介してAl2O3の層を有する
ことを特徴とする刃物材。
4. A blade in which the net and the blade are in sliding contact to shear the object caught by the net, in which at least the contact surface of the blade is free from metal elements and Al in the blade base material.
A cutlery material comprising a layer of Al2O3 with an intermetallic compound layer interposed therebetween.
【請求項5】  刃物基材が、高硬度非磁性ステンレス
鋼、Fe−Mn合金およびBe−Cu合金からえらんだ
基材金属のいずれかから成るものである請求項4の刃物
材。
5. The cutter material according to claim 4, wherein the cutter base material is made of any one of base metals selected from high hardness non-magnetic stainless steel, Fe--Mn alloy, and Be--Cu alloy.
【請求項6】  刃物基材が、請求項2の基材金属の表
面にNi層を設けたものであり、金属間化合物がNiA
lおよび(または)Ni3Alである請求項4の刃物材
6. The blade base material is the base metal of claim 2 with a Ni layer provided on the surface thereof, and the intermetallic compound is NiA.
The cutter material according to claim 4, which is Ni3Al and/or Ni3Al.
【請求項7】  刃物基材の表面にAl箔をクラッドし
、得られたクラッド材に対し真空焼鈍および酸化性雰囲
気下での加熱を行なって、刃物基材中の金属元素とAl
層との間に金属間化合物を形成させるとともに、表面に
Al2O3層を形成させることからなる刃物材の製造方
法。
7. The surface of the blade base material is clad with Al foil, and the resulting clad material is vacuum annealed and heated in an oxidizing atmosphere to separate the metal elements in the blade base material and the Al foil.
A method for manufacturing a cutlery material comprising forming an intermetallic compound between the layers and forming an Al2O3 layer on the surface.
【請求項8】  刃物基材の表面にNi箔およびAl箔
をこの順でクラッドし、得られたクラッド材に対し真空
焼鈍および酸化性雰囲気下での加熱を行なって、Ni層
とAl層との間でNiAlおよび(または)Ni3Al
を形成させるとともに、表面にAl2O3層を形成させ
ることからなる刃物材の製造方法。
8. The surface of the blade base material is clad with Ni foil and Al foil in this order, and the obtained clad material is vacuum annealed and heated in an oxidizing atmosphere to form a Ni layer and an Al layer. between NiAl and/or Ni3Al
A method for producing a cutlery material, which comprises forming an Al2O3 layer on the surface of the cutter material.
【請求項9】  真空焼鈍を400〜650℃×1〜2
00分間、酸化性雰囲気下での加熱を大気中600〜1
000℃×5〜20時間の条件で実施する請求項7また
は8の製造方法。
[Claim 9] Vacuum annealing at 400-650°C x 1-2
Heating in air under an oxidizing atmosphere for 600-10 minutes
9. The manufacturing method according to claim 7 or 8, wherein the manufacturing method is carried out under conditions of 000° C. for 5 to 20 hours.
JP74091A 1991-01-08 1991-01-08 Blade material and manufacturing method Expired - Fee Related JP2932700B2 (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5857260A (en) * 1995-05-19 1999-01-12 Matsushita Electric Works, Ltd. Cutter combination for an electric shaver
US5981089A (en) * 1995-05-19 1999-11-09 Matsushita Electric Works, Ltd. Ferrous alloy with Fe-Al diffusion layer and method of making the same
EP1318206A1 (en) * 2001-12-06 2003-06-11 Wieland-Werke AG Use of a copper-aluminium alloy with defined coatings as bearings material for the fabrication of wear resistant sliding bearings
CN103210112A (en) * 2010-11-17 2013-07-17 新日铁住金高新材料株式会社 Metal foil for base material
US9902134B2 (en) 2010-11-17 2018-02-27 Nippon Steel & Sumikin Materials Co., Ltd. Metal foil for base material and producing method thereof
EP2834388B1 (en) * 2012-04-02 2020-01-01 Office National d'Etudes et de Recherches Aérospatiales (ONERA) Method for applying a nickel aluminide coating on a metallic substrate and corresponding coated piece

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5857260A (en) * 1995-05-19 1999-01-12 Matsushita Electric Works, Ltd. Cutter combination for an electric shaver
US5981089A (en) * 1995-05-19 1999-11-09 Matsushita Electric Works, Ltd. Ferrous alloy with Fe-Al diffusion layer and method of making the same
EP1318206A1 (en) * 2001-12-06 2003-06-11 Wieland-Werke AG Use of a copper-aluminium alloy with defined coatings as bearings material for the fabrication of wear resistant sliding bearings
CN103210112A (en) * 2010-11-17 2013-07-17 新日铁住金高新材料株式会社 Metal foil for base material
US9296180B2 (en) 2010-11-17 2016-03-29 Nippon Stell & Sumikin Materials Co., Ltd. Metal foil for base material
US9902134B2 (en) 2010-11-17 2018-02-27 Nippon Steel & Sumikin Materials Co., Ltd. Metal foil for base material and producing method thereof
EP2834388B1 (en) * 2012-04-02 2020-01-01 Office National d'Etudes et de Recherches Aérospatiales (ONERA) Method for applying a nickel aluminide coating on a metallic substrate and corresponding coated piece
US10549378B2 (en) 2012-04-02 2020-02-04 Office National D'etudes Et De Recherches Aérospatiales Method for producing a nickel aluminide coating on a metal substrate, and part having one such coating

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