JP2009544855A - Nickel base alloy - Google Patents

Nickel base alloy Download PDF

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JP2009544855A
JP2009544855A JP2009522080A JP2009522080A JP2009544855A JP 2009544855 A JP2009544855 A JP 2009544855A JP 2009522080 A JP2009522080 A JP 2009522080A JP 2009522080 A JP2009522080 A JP 2009522080A JP 2009544855 A JP2009544855 A JP 2009544855A
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nickel
base alloy
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クレーヴァー ユッタ
シャイデ フランク
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VDM Metals GmbH
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ThyssenKrupp VDM GmbH
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C19/00Alloys based on nickel or cobalt
    • C22C19/03Alloys based on nickel or cobalt based on nickel
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C19/00Alloys based on nickel or cobalt
    • C22C19/03Alloys based on nickel or cobalt based on nickel
    • C22C19/05Alloys based on nickel or cobalt based on nickel with chromium
    • C22C19/058Alloys based on nickel or cobalt based on nickel with chromium without Mo and W

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Abstract

Nickel-based alloy, consisting of (in % by mass) Al 1.2-<2.0% Si 1.2-<1.8% C 0.001-0.1% S 0.001-0.1% Cr 0.03-0.1% Mn 0.03-0.1% Cu max. 0.1% Fe 0.02-0.2% Mg 0.005-0.06% Pb max. 0.005% Y 0.05-0.15% and Hf 0.05-0.10% or Y 0.05-0.15% and La 0.05-0.10% or Y 0.05-0.15% and Hf 0.05-0.10% and La 0.05-0.10% Ni remainder together with manufacturing-related impurities.

Description

本発明は、合金成分としてケイ素、アルミニウム及び反応性元素を有するニッケルベース合金に関する。   The present invention relates to nickel-based alloys having silicon, aluminum and reactive elements as alloy components.

ニッケルベース合金は、特に、内燃機関の着火要素の電極を製造するために使用される。この種の電極の消耗では、2つの損傷機構が観察され、即ち高温腐食及びスパークエロージョンである。   Nickel-based alloys are used in particular for producing the electrodes of ignition elements of internal combustion engines. In this type of electrode wear, two damage mechanisms are observed: hot corrosion and spark erosion.

高温腐食による消耗は、材料損失測定により並びにメタログラフ試験により、取り出し(Anlagerung)の後に設定した試験温度で測定される。   The wear due to hot corrosion is measured at the test temperature set after the removal by means of material loss measurements and by metallographic tests.

スパークエロージョンは、材料燃焼であり、これは火花(Zuendfunke)により引き起こされる。それぞれの火花のフラッシュオーバーの際には、限定された材料容積が電極から溶融して排出され、かつ、部分的に蒸発される。   Spark erosion is material combustion, which is caused by sparks (Zuendfunke). During each spark flashover, a limited volume of material is melted out of the electrode and partially evaporated.

両方の損傷機構のためには、酸化物層形成の種類は特別な意味を有する。   For both damage mechanisms, the type of oxide layer formation has a special meaning.

具体的な適用の場合のための最適な酸化物層形成を達成するために、ニッケルベース合金では様々な合金要素が公知である。従って、例えばアルミニウムが、酸化物層形成に対して有利に作用する。反応性元素が、形成される酸化物層の付着を改善することができ、かつ、次いで使用期間を向上できることも公知である。   Various alloy elements are known for nickel-based alloys in order to achieve optimal oxide layer formation for specific applications. Thus, for example, aluminum has an advantageous effect on oxide layer formation. It is also known that reactive elements can improve the adhesion of the oxide layer that is formed and can then improve the period of use.

GB-A 2031950によりニッケル合金が公知になり、この合金は(質量%で)約0.2〜3%のSi、約0.5%以下のMn、次の群:約0.2〜3%のCr、約0.2〜3%のAl及び約0.01〜1%のYからなる群から選択された少なくとも2種の金属、残分ニッケルからなる。   GB-A 2031950 makes nickel alloys known, which are (by weight) about 0.2-3% Si, about 0.5% or less Mn, the following group: about 0.2-3% And at least two metals selected from the group consisting of about 0.2-3% Al and about 0.01-1% Y, the balance being nickel.

DE-A 102 24 891中には、ニッケルベース合金が提案され、これは(質量%で)1.8〜2.2%のケイ素、0.05〜0.1%のイットリウム及び/又はハフニウム及び/又はジルコニウム、2〜2.4%のアルミニウム、残分のニッケルを有する。この種の合金は、この高いアルミニウム−及びケイ素含有量に関して、困難な条件下でのみ加工され、かつ従って、大工業的な使用(technischen Grosseinsatz)にあまり適さない。   In DE-A 102 24 891, a nickel-based alloy is proposed, which is (by weight) 1.8-2.2% silicon, 0.05-0.1% yttrium and / or hafnium and / Or zirconium, 2 to 2.4% aluminum, remaining nickel. This type of alloy is processed only under difficult conditions with regard to this high aluminum and silicon content and is therefore not very suitable for technischen Grosseinsatz.

本発明による主題の目的は、スパークエロージョン−及び酸化抵抗性の向上により、同時に良好な成形性及び溶接性をで、製造される部材の使用期間の向上をもたらすニッケルベース合金を提供することである。   The object of the subject-matter according to the invention is to provide a nickel-based alloy which, by improving spark erosion and oxidation resistance, at the same time gives good formability and weldability and improves the service life of the manufactured parts. .

この目的は、質量%で、

Figure 2009544855
を含有するニッケルベース合金により達成される。 The purpose is mass%
Figure 2009544855
Achieved with a nickel-based alloy containing

本発明の主題の有利な選択的な形態は、以下のとおり下位請求項から取り出すことができる。   Advantageous alternative forms of the inventive subject matter can be taken from the subclaims as follows.

Figure 2009544855
Figure 2009544855

Figure 2009544855
Figure 2009544855

Figure 2009544855
Figure 2009544855

反応性元素に関して、従って3つの変形が考慮可能であり、即ち、
Y+Hf、
Y+La並びに
Y+Hf+Laである。
With respect to reactive elements, therefore, three variants can be considered:
Y + Hf,
Y + La and Y + Hf + La.

本発明によるニッケルベース合金は有利には、ガソリンエンジンのための点火プラグの電極のための原料として使用可能である。   The nickel-based alloy according to the invention can advantageously be used as a raw material for spark plug electrodes for gasoline engines.

一方では元素Al、Si、Cr、Mn、Mgの、そして他方では反応性元素Y、Hf、Laの狙いを定めた調整により、このそれぞれの組み合わせにおいて、電極材料の使用期間の改善を、同時に良好な成形性及び溶接性で、スパークエロージョン−及び酸化抵抗性の向上により引き起こすことができる。   With the targeted adjustment of the elements Al, Si, Cr, Mn, Mg on the one hand and the reactive elements Y, Hf, La on the other hand, it is possible to simultaneously improve the period of use of the electrode material in each of these combinations With good formability and weldability, it can be caused by improved spark erosion and oxidation resistance.

元素Mgは、硫黄の結合に関して特別に重要であり、従ってここでは狙いを定めた少ない硫黄含有量が本発明によるニッケルベース合金中で調整されることができる。   The element Mg is of particular importance with regard to the binding of sulfur, so that a low sulfur content aimed here can be adjusted in the nickel-base alloy according to the invention.

有利なアルミニウム含有量(質量%で)は、1.2〜1.5%の範囲内が有利である。   An advantageous aluminum content (in mass%) is advantageously in the range from 1.2 to 1.5%.

有利なケイ素含有量(質量%で)は、1.2〜1.8%、1.2〜1.5%の範囲内が有利であり、この一方で、この有利なMg含有量(質量%で)は0.008〜0.05%に調整される。   The advantageous silicon content (in% by weight) is advantageously in the range from 1.2 to 1.8%, 1.2 to 1.5%, while this advantageous Mg content (in% by weight) In) is adjusted to 0.008-0.05%.

図1は、第1表に応じた合金のための900℃の温度での材料損失試験を示す。FIG. 1 shows a material loss test at a temperature of 900 ° C. for an alloy according to Table 1. 図2は、第1表に応じた合金のための1000℃の温度での材料損失試験を示す。FIG. 2 shows the material loss test at a temperature of 1000 ° C. for the alloys according to Table 1.

第1表は、対比として、技術水準に属する大工業的なチャージ2つと比較した本発明による実験室チャージ5つを示す。   Table 1 shows, in contrast, five laboratory charges according to the present invention compared to two large industrial charges belonging to the state of the art.

実験室チャージ1132は、反応性元素Y+Hfが本発明によるニッケルベース合金中に添加されている一実施例を示す。   Laboratory charge 1132 shows one example in which a reactive element Y + Hf is added into a nickel base alloy according to the present invention.

実験室チャージ1140は、反応性元素Y+Laが本発明によるニッケルベース合金中に存在する一実施例を示す。   Laboratory charge 1140 illustrates one example where the reactive element Y + La is present in a nickel-based alloy according to the present invention.

実験室チャージ1141及び1142は、反応性元素としてY+La+Hfが本発明によるニッケルベース合金中で調整されている実施例を開示する。   Laboratory charges 1141 and 1142 disclose examples in which Y + La + Hf as a reactive element is adjusted in a nickel-based alloy according to the present invention.

Figure 2009544855
Figure 2009544855

図1及び2は、第1表に応じた合金のための一方で900℃そして他方で1000℃の温度での材料損失試験を示す。   1 and 2 show material loss tests at temperatures of 900 ° C. on the one hand and 1000 ° C. on the other for the alloys according to Table 1.

この両方の比較合金は、既に900℃で、前もって構成された酸化物層の剥離を示す。これは確かに1000℃で本発明による合金に対しても生じ、しかしながら比較例と同じ程度ではない。   Both of these comparative alloys already exhibit a pre-configured oxide layer delamination at 900 ° C. This certainly occurs for the alloys according to the invention at 1000 ° C., but not to the same extent as the comparative example.

Claims (11)

Al 1.2〜<2.0%
Si 1.2〜<1.8%
C 0.001〜0.1%
S 0.001〜0.1%
Cr 0.03〜0.1%
Mn 0.03〜0.1%
Cu 最大0.1%
Fe 0.02〜0.2%
Mg 0.005〜0.06%
Pb 最大0.005%
Y 0.05〜0.15%及びHf 0.05〜0.10%又は
Y 0.05〜0.15%及びLa 0.05〜0.10%又は
Y 0.05〜0.15%及びHf 0.05〜0.10%及びLa 0.05〜0.10%(質量%で)
Ni残分及び製造に条件付けられた汚染物質
からなるニッケルベース合金。
Al 1.2- <2.0%
Si 1.2- <1.8%
C 0.001-0.1%
S 0.001-0.1%
Cr 0.03-0.1%
Mn 0.03-0.1%
Cu up to 0.1%
Fe 0.02-0.2%
Mg 0.005-0.06%
Pb up to 0.005%
Y 0.05-0.15% and Hf 0.05-0.10% or Y 0.05-0.15% and La 0.05-0.10% or Y 0.05-0.15% and Hf 0.05-0.10% and La 0.05-0.10% (in mass%)
Nickel-based alloy consisting of Ni residue and contaminants conditioned to manufacture.
Al 1.2〜<2.0%
Si 1.2〜<1.8%
C 0.001〜0.05%
S 0.001〜0.05%
Cr 0.03〜0.1%
Mn 0.03〜0.1%
Cu 最大0.1%
Fe 0.02〜0.2%
Mg 0.005〜0.06%
Pb 最大0.005%
Y 0.10〜0.15%及びHf 0.05〜0.10%(質量%で)
Ni残分及び製造に条件付けられた汚染物質
を含有する請求項1記載のニッケルベース合金。
Al 1.2- <2.0%
Si 1.2- <1.8%
C 0.001-0.05%
S 0.001-0.05%
Cr 0.03-0.1%
Mn 0.03-0.1%
Cu up to 0.1%
Fe 0.02-0.2%
Mg 0.005-0.06%
Pb up to 0.005%
Y 0.10 to 0.15% and Hf 0.05 to 0.10% (by mass)
The nickel-base alloy of claim 1 containing Ni residue and contaminants conditioned to manufacture.
Al 1.2〜<2.0%
Si 1.2〜<1.8%
C 0.001〜0.05%
S 0.001〜0.05%
Cr 0.03〜0.1%
Mn 0.03〜0.1%
Cu 最大0.1%
Fe 0.02〜0.2%
Mg 0.005〜0.06%
Pb 最大0.005%
Y 0.10〜0.15%及びLa 0.05〜0.10%(質量%で)
Ni残分及び製造に条件付けられた汚染物質
を含有する請求項1記載のニッケルベース合金。
Al 1.2- <2.0%
Si 1.2- <1.8%
C 0.001-0.05%
S 0.001-0.05%
Cr 0.03-0.1%
Mn 0.03-0.1%
Cu up to 0.1%
Fe 0.02-0.2%
Mg 0.005-0.06%
Pb up to 0.005%
Y 0.10 to 0.15% and La 0.05 to 0.10% (by mass)
The nickel-base alloy of claim 1 containing Ni residue and contaminants conditioned to manufacture.
Al 1.2〜<2.0
Si 1.2〜<1.8%
C 0.001〜0.05%
S 0.001〜0.05%
Cr 0.03〜0.1%
Mn 0.03〜0.1%
Cu 最大0.1%
Fe 0.02〜0.2%
Mg 0.005〜0.06%
Pb 最大0.005%
Y 0.10〜0.15%及びHf 0.05〜0.10%及びLa 0.05〜0.10%
(質量%で)を含有する請求項1記載のニッケルベース合金。
Al 1.2- <2.0
Si 1.2- <1.8%
C 0.001-0.05%
S 0.001-0.05%
Cr 0.03-0.1%
Mn 0.03-0.1%
Cu up to 0.1%
Fe 0.02-0.2%
Mg 0.005-0.06%
Pb up to 0.005%
Y 0.10-0.15% and Hf 0.05-0.10% and La 0.05-0.10%
The nickel-base alloy according to claim 1, containing (in mass%).
Al 1.2〜1.5%
Si 1.2〜1.5%
の含量(質量%で)を有する、請求項1から4までのいずれか1項記載のニッケルベース合金。
Al 1.2-1.5%
Si 1.2-1.5%
The nickel-based alloy according to claim 1, having a content (in mass%) of 5.
Mg 0.008〜0.05%
の含量(質量%で)を有する、請求項1から5までのいずれか1項記載のニッケルベース合金。
Mg 0.008-0.05%
The nickel-base alloy according to any one of claims 1 to 5, having a content of
Y+Hf 0.11〜0.18%
の含量(質量%で)を有する、請求項1から6までのいずれか1項記載のニッケルベース合金。
Y + Hf 0.11-0.18%
The nickel-base alloy according to any one of claims 1 to 6, having a content of
Y+La 0.11〜0.18%
の含量(質量%で)を有する、請求項1から6までのいずれか1項記載のニッケルベース合金。
Y + La 0.11-0.18%
The nickel-base alloy according to any one of claims 1 to 6, having a content of
Y+Hf+La 0.18〜0.22%
の含量(質量%で)を有する、請求項1から6までのいずれか1項記載のニッケルベース合金。
Y + Hf + La 0.18-0.22%
The nickel-base alloy according to any one of claims 1 to 6, having a content of
Y+Mg 0.11〜0.13%
の含量(質量%で)を有する、請求項1から9までのいずれか1項記載のニッケルベース合金。
Y + Mg 0.11-0.13%
Nickel-based alloy according to any one of claims 1 to 9, having a content of
内燃機関の着火要素のための電極材料としての請求項1から10までのいずれか1項記載のニッケルベース合金の使用。   Use of a nickel-based alloy according to any one of claims 1 to 10 as electrode material for an ignition element of an internal combustion engine.
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DE102006035111A DE102006035111B4 (en) 2006-07-29 2006-07-29 Nickel-based alloy
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PCT/DE2007/001203 WO2008014741A1 (en) 2006-07-29 2007-07-06 Nickel-based alloy

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US9932656B2 (en) 2013-03-14 2018-04-03 Vdm Metals International Gmbh Nickel-based alloy with silicon, aluminum, and chromium

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JP5273620B2 (en) 2013-08-28
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MX2009000987A (en) 2009-02-06
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DE102006035111A1 (en) 2008-02-07
EP2047004B1 (en) 2011-05-18
RU2399690C1 (en) 2010-09-20
EP2047004A1 (en) 2009-04-15

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