CA2725206C - Iron-nickel alloy - Google Patents
Iron-nickel alloy Download PDFInfo
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- CA2725206C CA2725206C CA2725206A CA2725206A CA2725206C CA 2725206 C CA2725206 C CA 2725206C CA 2725206 A CA2725206 A CA 2725206A CA 2725206 A CA2725206 A CA 2725206A CA 2725206 C CA2725206 C CA 2725206C
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- 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
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- 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
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Soft Magnetic Materials (AREA)
- Continuous Casting (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Insulated Conductors (AREA)
- Lead Frames For Integrated Circuits (AREA)
Abstract
The invention relates to a wire for a wire for a power line comprising an iron-nickel alloy having in mass %: C > 0.1 to 0.4% Cr > 0.6 to < 1.2% Ni 35 to < 38% Mn < 0.08% Si <0.08% Mo 2.1 to 2.8% Nb 0.05 to 0.3% Al 0.2 to 0.4% Mg > 0.001 to 0.01% V <=0.1% W 0.25 to 1.0% Co 0 to < 0.5% Fe remainder and constituents resulting from a production process, wherein: the sum, in mass%, of Mo + W is between 2.2 and 3.5%, the sum, in mass%, of Cr + W is between 1.0 and 2.0%, the sum, in mass%, of Si + Mn is < 0.1%, and the alloy has a thermal expansion coefficient of < 4 x 10 -6/K in the temperature range between 20 and 200°C.
Description
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Iron-Nickel Alloy The invention relates to an iron-nickel alloy having a low thermal expansion coefficient and special mechanical properties.
It is known that iron-based alloys having approximately 36% nickel have low thermal expansion coefficients in the temperature range between 20 and 100 C. Those alloys have therefore been used for several decades wherever constant lengths are required, even with changes in temperature, such as for instance in precision instruments, clocks, bimetals, and shadow masks for color televisions and computer monitors.
KR 100261678 BI is an invar alloy wire and a method for producing it. The invar alloy has the following composition (in mass %): 33 to 38% nickel, 0.5 to 1.0% cobalt, 0.01 to 1.3% niobium, 0.5 to 4% molybdenum, 0.2 to 1.5% chromium, 0.05 to 0.35% carbon, 0.1 to 1.2%
silicon, 0.1 to 0.9% manganese, max. 0.1% magnesium, max. 0.1% titanium, and the remainder iron, the sum of Mo + Cr being between 1.2 and 5.0% and the sum of niobium and carbon being between 0.1 and 0.6%.
KR 1020000042608 discloses a high-strength invar alloy wire and a method for producing it.
The alloy used contains (in mass %): no more than 0.1% nitrogen, 0.01 to 0.2%
niobium, 0.3 to 0.4% carbon, 33 to 38% nickel, 0.5 to 4% molybdenum, 0.210 1.5% chromium, 0.1 to 1.2%
silicon, 0.1 to 0.9% manganese, 1.0 to 10% cobalt, and, as needed, additions of up to 0.1% each Al, Mg, and Ti, and the remainder iron.
Both publications provide method parameters for cold drawing and hot drawing and annealing within defined temperature ranges.
The invention relates to a creep-resistant iron-nickel alloy having a low thermal expansion coefficient and special mechanical properties.
Moreover, a production , ' 29779-30
Iron-Nickel Alloy The invention relates to an iron-nickel alloy having a low thermal expansion coefficient and special mechanical properties.
It is known that iron-based alloys having approximately 36% nickel have low thermal expansion coefficients in the temperature range between 20 and 100 C. Those alloys have therefore been used for several decades wherever constant lengths are required, even with changes in temperature, such as for instance in precision instruments, clocks, bimetals, and shadow masks for color televisions and computer monitors.
KR 100261678 BI is an invar alloy wire and a method for producing it. The invar alloy has the following composition (in mass %): 33 to 38% nickel, 0.5 to 1.0% cobalt, 0.01 to 1.3% niobium, 0.5 to 4% molybdenum, 0.2 to 1.5% chromium, 0.05 to 0.35% carbon, 0.1 to 1.2%
silicon, 0.1 to 0.9% manganese, max. 0.1% magnesium, max. 0.1% titanium, and the remainder iron, the sum of Mo + Cr being between 1.2 and 5.0% and the sum of niobium and carbon being between 0.1 and 0.6%.
KR 1020000042608 discloses a high-strength invar alloy wire and a method for producing it.
The alloy used contains (in mass %): no more than 0.1% nitrogen, 0.01 to 0.2%
niobium, 0.3 to 0.4% carbon, 33 to 38% nickel, 0.5 to 4% molybdenum, 0.210 1.5% chromium, 0.1 to 1.2%
silicon, 0.1 to 0.9% manganese, 1.0 to 10% cobalt, and, as needed, additions of up to 0.1% each Al, Mg, and Ti, and the remainder iron.
Both publications provide method parameters for cold drawing and hot drawing and annealing within defined temperature ranges.
The invention relates to a creep-resistant iron-nickel alloy having a low thermal expansion coefficient and special mechanical properties.
Moreover, a production , ' 29779-30
2 process for wire-like components made of this alloy is provided. It is possible to employ the material for specific uses, and the alloy has a low thermal expansion coefficient.
This is attained using an iron-nickel alloy having the following composition:
C 0.05 to 0.5%
Cr 0.2 to 2.0%
Ni 33 to 42%
Mn < 0.1%
Si < 0.1%
Mo 1.5 to 4.0%
Nb 0.01 to 0.5%
Al 0.1 to 0.8%
Mg 0.001 to 0.01%
V Max. 0.1%
W 0.1 to 1.5%
Co Max 2.0%
Fe remainder and constituents resulting from the production process.
In one aspect, the invention relates to a wire for a power line comprising an iron-nickel alloy consisting of, in mass %:
C > 0.1 to 0.4%
Cr >0.6 to < 1.2%
2a Ni 35 to < 38%
Mn <0.08%
Si <0.08%
Mo 2.1 to 2.8%
Nb 0.05 to 0.3%
Al 0.2 to 0.4%
Mg > 0.001 to 0.01%
V
W 0.25 to 1.0%
Co 0 to < 0.5%
Zr 0 to < 0.2%
B 0 to 0.01%
Fe remainder and constituents resulting from a production process, wherein: the sum, in mass%, of Mo + W is between 2.2 and 3.5%, the sum, in mass%, of Cr + W is between 1.0 and 2.0%, the sum, in mass%, of Si + Mn is <0.1%, and the alloy has a thermal expansion coefficient of < 4 x 10-6/K in the temperature range between 20 and 200 C.
One preferred variant of the inventive iron-nickel alloy is provided as follows (in mass %):
C 0.1 to 0.4%
Cr 0.5 to 1.5%
Ni 34 to 40%
Mn < 0.08%
, '29779-30 2b Si <0.08%
Mo > 2.0 to < 3.5%
Nb 0.05 to 0.4%
This is attained using an iron-nickel alloy having the following composition:
C 0.05 to 0.5%
Cr 0.2 to 2.0%
Ni 33 to 42%
Mn < 0.1%
Si < 0.1%
Mo 1.5 to 4.0%
Nb 0.01 to 0.5%
Al 0.1 to 0.8%
Mg 0.001 to 0.01%
V Max. 0.1%
W 0.1 to 1.5%
Co Max 2.0%
Fe remainder and constituents resulting from the production process.
In one aspect, the invention relates to a wire for a power line comprising an iron-nickel alloy consisting of, in mass %:
C > 0.1 to 0.4%
Cr >0.6 to < 1.2%
2a Ni 35 to < 38%
Mn <0.08%
Si <0.08%
Mo 2.1 to 2.8%
Nb 0.05 to 0.3%
Al 0.2 to 0.4%
Mg > 0.001 to 0.01%
V
W 0.25 to 1.0%
Co 0 to < 0.5%
Zr 0 to < 0.2%
B 0 to 0.01%
Fe remainder and constituents resulting from a production process, wherein: the sum, in mass%, of Mo + W is between 2.2 and 3.5%, the sum, in mass%, of Cr + W is between 1.0 and 2.0%, the sum, in mass%, of Si + Mn is <0.1%, and the alloy has a thermal expansion coefficient of < 4 x 10-6/K in the temperature range between 20 and 200 C.
One preferred variant of the inventive iron-nickel alloy is provided as follows (in mass %):
C 0.1 to 0.4%
Cr 0.5 to 1.5%
Ni 34 to 40%
Mn < 0.08%
, '29779-30 2b Si <0.08%
Mo > 2.0 to < 3.5%
Nb 0.05 to 0.4%
3 Al 0.2 to 0.5%
Mg 0.001 to < 0.01%
V Max. 0.1%
W 0.2 to < 1.0%
Co 0 to 0.5%
Fe Remainder and constituents resulting from the production process.
Another variant is formed by (in mass %):
C > 0.15 to < 0.4%
Cr 0.6 to max. 1.2%
Ni 35 to 40%
Mn <0.08%
Si <0.08%
Mo > 2.0 to < 3.0%
Nb 0.05 to 0.3%
Al > 0.1 to < 0.5%
Mg > 0.001 to <0.01%
V Max. 0.1%
W 0.25 to 1.0%
Co 0 to max 0.5%
Fe Remainder and constituents resulting from the production process.
The inventive composition of the alloy is distinguished from the prior art in that the Si and Mn contents are kept as small as technically possible. It is known that there is a strong relationship between the elements silicon and manganese with respect to the thermal expansion coefficient.
On the other hand, these elements are metallurgically necessary in order to ensure adequate processability. This relates in particular to hot shaping to create billets and wire rods.
Thus, using the inventive chemical composition it is possible to use the smallest possible amounts of the elements silicon and manganese so that the negative effects these elements have
Mg 0.001 to < 0.01%
V Max. 0.1%
W 0.2 to < 1.0%
Co 0 to 0.5%
Fe Remainder and constituents resulting from the production process.
Another variant is formed by (in mass %):
C > 0.15 to < 0.4%
Cr 0.6 to max. 1.2%
Ni 35 to 40%
Mn <0.08%
Si <0.08%
Mo > 2.0 to < 3.0%
Nb 0.05 to 0.3%
Al > 0.1 to < 0.5%
Mg > 0.001 to <0.01%
V Max. 0.1%
W 0.25 to 1.0%
Co 0 to max 0.5%
Fe Remainder and constituents resulting from the production process.
The inventive composition of the alloy is distinguished from the prior art in that the Si and Mn contents are kept as small as technically possible. It is known that there is a strong relationship between the elements silicon and manganese with respect to the thermal expansion coefficient.
On the other hand, these elements are metallurgically necessary in order to ensure adequate processability. This relates in particular to hot shaping to create billets and wire rods.
Thus, using the inventive chemical composition it is possible to use the smallest possible amounts of the elements silicon and manganese so that the negative effects these elements have
4 on the theme expansion coefficient can be avoided and at the same time the alloy is easy to process. For this reason the sum of Mn + Si should not exceed 0.2% (in mass %). The sum of Mn + Si should be <0.1% where this is technically feasible.
It is of particular advantage when the inventive alloy has a nickel content between 35 and 38%, a chromium content of > 0.6 to < 1.2%, a molybdenum content between 2.1 and 2.8%, an aluminum content between 0.2 and 0.4%, and a tungsten content of > 0.25 to <
1.0%.
If necessary, the element zirconium may also be added in contents > 0 to <
0.2% and/or the element B may be added in contents > 0 ¨ 0.01% of the inventive alloy.
B + Zr individually or together improve the hot formability of the alloy.
Moreover, it is advantageous when the awn of the elements Mo + W is between 2.0 and 4.0%.
It is likewise advantageous for the mechanical properties when the sum of the elements Cr + W
is between 1.0 and 2.0%.
According to another thought of the invention, the element W may be substituted for some of the element Mo.
It is significant that the alloy elements Mo, W, Cr, and C are available in sufficient quantities and that the ratio of (Mo + W + Cr)IC is selected such that it is possible to achieve a balanced mix of carbide strengthening, mixed crystal hardening, and cold hardening in the final product. An optimum ratio is considered to be in the range between 13.5 and 14.5, e.g. 14 and 15.
According to another thought of the invention, the W;Cr:Mo ratio should be approximately 1:2:5. However, the portion of the aforesaid elements in the inventive alloy must be specified such that the thermal expansion coefficient sought is not exceeded.
In the temperature range between 20 and 200 C the inventive alloy has a thermal expansion coefficient of < 4 x 10-61K, especially < 3.5 x 10-6/K.
Furthermore, the invention relates to a method for producing components from the inventive alloy in an arc furnace, an induction furnace, or a vacuum furnace (where necessary with
It is of particular advantage when the inventive alloy has a nickel content between 35 and 38%, a chromium content of > 0.6 to < 1.2%, a molybdenum content between 2.1 and 2.8%, an aluminum content between 0.2 and 0.4%, and a tungsten content of > 0.25 to <
1.0%.
If necessary, the element zirconium may also be added in contents > 0 to <
0.2% and/or the element B may be added in contents > 0 ¨ 0.01% of the inventive alloy.
B + Zr individually or together improve the hot formability of the alloy.
Moreover, it is advantageous when the awn of the elements Mo + W is between 2.0 and 4.0%.
It is likewise advantageous for the mechanical properties when the sum of the elements Cr + W
is between 1.0 and 2.0%.
According to another thought of the invention, the element W may be substituted for some of the element Mo.
It is significant that the alloy elements Mo, W, Cr, and C are available in sufficient quantities and that the ratio of (Mo + W + Cr)IC is selected such that it is possible to achieve a balanced mix of carbide strengthening, mixed crystal hardening, and cold hardening in the final product. An optimum ratio is considered to be in the range between 13.5 and 14.5, e.g. 14 and 15.
According to another thought of the invention, the W;Cr:Mo ratio should be approximately 1:2:5. However, the portion of the aforesaid elements in the inventive alloy must be specified such that the thermal expansion coefficient sought is not exceeded.
In the temperature range between 20 and 200 C the inventive alloy has a thermal expansion coefficient of < 4 x 10-61K, especially < 3.5 x 10-6/K.
Furthermore, the invention relates to a method for producing components from the inventive alloy in an arc furnace, an induction furnace, or a vacuum furnace (where necessary with
5 VOD treatment), with subsequent ingot casting, hot rolling (or forging) to create billets and wire rods on wire of a pre-specifiable thickness, and subsequent drawing to create wire-shaped pre-products with a pre-specifiable diameter, annealing processes occurring when necessary between individual drawing steps. Since the degree of cold strengthening is critical for the usage properties, both with regard to the thermal expansion coefficient and with regard to strength, the wire rod diameter must be adjusted such that adequate cold forming can be performed prior to and after intermediate annealing, which may take place in multiple stages.
In one method aspect, the invention relates to a method for producing a wire-shaped component from the alloy in accordance with any one of claims 1 to 18, comprising: casting a melt of the alloy into blocks; rolling the blocks to create billets; drawing the billets to create a pre-product wire with a pre-specified diameter; a luminizing pre-product wire;
and drawing the pre-product wire to a final dimension.
According to another thought of the invention, the inventive alloy may be used as wire for power lines, especially as the core wire for power lines.
The inventive alloy may moreover be advantageously used for:
-- Lead frames -- Shaped parts, especially carbon fiber molded parts -- Components in chip production.
For the preferred uses the inventive alloy may be present in the form of sheet, bar, strip, or wire material.
In one method aspect, the invention relates to a method for producing a wire-shaped component from the alloy in accordance with any one of claims 1 to 18, comprising: casting a melt of the alloy into blocks; rolling the blocks to create billets; drawing the billets to create a pre-product wire with a pre-specified diameter; a luminizing pre-product wire;
and drawing the pre-product wire to a final dimension.
According to another thought of the invention, the inventive alloy may be used as wire for power lines, especially as the core wire for power lines.
The inventive alloy may moreover be advantageously used for:
-- Lead frames -- Shaped parts, especially carbon fiber molded parts -- Components in chip production.
For the preferred uses the inventive alloy may be present in the form of sheet, bar, strip, or wire material.
Claims (9)
1. A wire for a power line comprising an iron-nickel alloy consisting of, in mass %:
C > 0.1 to 0.4%
Cr > 0.6 to < 1.2%
Ni 35 to < 38%
Mn < 0.08%
Si < 0.08%
Mo 2.1 to 2.8%
Nb 0.05 to 0.3%
Al 0.2 to 0.4%
Mg > 0.001 to 0.01%
V <=0.1%
W 0.25 to 1.0%
Co 0 to < 0.5%
Zr 0 to < 0.2%
B 0 to 0.01%
Fe remainder and constituents resulting from a production process, wherein:
the sum, in mass%, of Mo + W is between 2.2 and 3.5%, the sum, in mass%, of Cr + W is between 1.0 and 2.0%, the sum, in mass%, of Si + Mn is < 0.1%, and the alloy has a thermal expansion coefficient of < 4 x 10-6/K in the temperature range between 20 and 200°C.
C > 0.1 to 0.4%
Cr > 0.6 to < 1.2%
Ni 35 to < 38%
Mn < 0.08%
Si < 0.08%
Mo 2.1 to 2.8%
Nb 0.05 to 0.3%
Al 0.2 to 0.4%
Mg > 0.001 to 0.01%
V <=0.1%
W 0.25 to 1.0%
Co 0 to < 0.5%
Zr 0 to < 0.2%
B 0 to 0.01%
Fe remainder and constituents resulting from a production process, wherein:
the sum, in mass%, of Mo + W is between 2.2 and 3.5%, the sum, in mass%, of Cr + W is between 1.0 and 2.0%, the sum, in mass%, of Si + Mn is < 0.1%, and the alloy has a thermal expansion coefficient of < 4 x 10-6/K in the temperature range between 20 and 200°C.
2. The wire in accordance with claim 1, wherein the alloy has in mass %:
C > 0.15 to < 0.4%
W 0.25 to 1.0%.
C > 0.15 to < 0.4%
W 0.25 to 1.0%.
3. The wire in accordance with claim 1 or 2, wherein the alloy has in mass %:
Zr > 0 to < 0.2% and/or B > 0-0.01%.
Zr > 0 to < 0.2% and/or B > 0-0.01%.
4. The wire in accordance with any one of claims 1 to 3, wherein for the alloy the ratio (Mo + W + Cr)/C is 13.5 ¨ 15.5.
5. The wire in accordance with any one of claims 1 to 4, wherein for the alloy the element W is substituted for some of the element Mo.
6. The wire in accordance with any one of claims 1 to 5, wherein the alloy has a thermal expansion coefficient of 3.5 x 10-6/K in the temperature range between 20 and 200°C.
7. A method for producing the wire in accordance with any one of claims 1 to 6, comprising: casting a melt of the alloy into blocks; rolling the blocks to create billets;
drawing the billets to create a pre-product wire with a pre-specified diameter; aluminizing the pre-product wire; and drawing the pre-product wire to a final dimension.
drawing the billets to create a pre-product wire with a pre-specified diameter; aluminizing the pre-product wire; and drawing the pre-product wire to a final dimension.
8. The method is accordance with claim 7, wherein between individual drawing steps there is an annealing process.
9. A use of the wire as defined in any one of claims 1 to 6, as a core wire for a power line.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200810022855 DE102008022855A1 (en) | 2008-05-08 | 2008-05-08 | Creep-resistant, readily processed, low thermal expansion iron-nickel alloy with minimized manganese and silicon contents, is useful e.g. in wires for overhead power lines |
DE102008022855.9 | 2008-05-08 | ||
DE102008022854.0 | 2008-05-08 | ||
DE200810022854 DE102008022854A1 (en) | 2008-05-08 | 2008-05-08 | Creep-resistant, readily processed, low thermal expansion iron-nickel alloy with minimized manganese and silicon contents, is useful e.g. in wires for overhead power lines |
PCT/DE2009/000610 WO2009135469A1 (en) | 2008-05-08 | 2009-04-29 | Iron-nickel alloy |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2725206A1 CA2725206A1 (en) | 2009-11-12 |
CA2725206C true CA2725206C (en) | 2016-03-15 |
Family
ID=41110501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2725206A Active CA2725206C (en) | 2008-05-08 | 2009-04-29 | Iron-nickel alloy |
Country Status (9)
Country | Link |
---|---|
US (1) | US20110056589A1 (en) |
EP (1) | EP2279274B1 (en) |
JP (1) | JP5546531B2 (en) |
KR (1) | KR20110009657A (en) |
CN (1) | CN101978086B (en) |
AT (1) | ATE544876T1 (en) |
CA (1) | CA2725206C (en) |
ES (1) | ES2379579T3 (en) |
WO (1) | WO2009135469A1 (en) |
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EP2365730A1 (en) * | 2010-03-02 | 2011-09-14 | Saint-Gobain Glass France | Pane with electric connection element |
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US10305239B2 (en) | 2011-05-10 | 2019-05-28 | Saint-Gobain Glass France | Pane comprising an electrical connection element |
PT3576491T (en) | 2011-05-10 | 2023-12-22 | Saint Gobain | Pane with electric connection element |
KR20140024418A (en) | 2011-05-10 | 2014-02-28 | 쌩-고벵 글래스 프랑스 | Disk having an electric connecting element |
TWI558039B (en) | 2012-06-06 | 2016-11-11 | 法國聖戈本玻璃公司 | Pane with an electrical connection element,method for producing the same,and use of the same |
AU2013314646B2 (en) | 2012-09-14 | 2016-12-22 | Saint-Gobain Glass France | Pane having an electrical connection element |
MA37916B1 (en) | 2012-09-14 | 2017-06-30 | Saint Gobain | Glass with an electrical connection element |
EA029913B1 (en) | 2012-11-21 | 2018-05-31 | Сэн-Гобэн Гласс Франс | Pane with electrical connection element and connection bridge |
CN104404340A (en) * | 2014-11-04 | 2015-03-11 | 无锡贺邦金属制品有限公司 | Iron nickel alloy stamping part |
CN104404339A (en) * | 2014-11-04 | 2015-03-11 | 无锡贺邦金属制品有限公司 | Fe-Ni based alloy stamping part |
CN106995904B (en) * | 2017-05-19 | 2018-08-21 | 广东省钢铁研究所 | A kind of preparation method of the anti-corrosion iron-nickel alloy band of antirust |
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CN113718182B (en) * | 2021-08-30 | 2022-06-17 | 无锡华能电缆有限公司 | Zinc-aluminum coating invar steel single wire and preparation method thereof |
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JP4797305B2 (en) * | 2001-09-13 | 2011-10-19 | 住友電気工業株式会社 | Invar alloy wire with excellent strength and twisting characteristics and manufacturing method thereof |
FR2836155B1 (en) * | 2002-02-15 | 2005-01-07 | Imphy Ugine Precision | SOFT MAGNETIC ALLOY FOR WATCHMAKING |
DE10258356B3 (en) * | 2002-12-12 | 2004-05-27 | Thyssenkrupp Vdm Gmbh | Use of an iron-nickel-cobalt alloy for shadow masks and their frames in flat monitors and TV screens |
FR2855185B1 (en) * | 2003-05-21 | 2006-08-11 | Usinor | FE-NI ALLOY METAL WIRE HAVING HIGH MECHANICAL STRENGTH AND LOW THERMAL EXPANSION COEFFICIENT FOR HIGH VOLTAGE CABLES AND METHOD OF MANUFACTURE |
CN100376711C (en) * | 2003-11-14 | 2008-03-26 | 中国科学院海洋研究所 | Hot sprayed zinc-aluminium alloy wire rod and its preparing method |
US7320832B2 (en) * | 2004-12-17 | 2008-01-22 | Integran Technologies Inc. | Fine-grained metallic coatings having the coefficient of thermal expansion matched to the one of the substrate |
DE102006005250B4 (en) * | 2006-02-02 | 2010-04-29 | Thyssenkrupp Vdm Gmbh | Iron-nickel alloy |
-
2009
- 2009-04-29 JP JP2011507788A patent/JP5546531B2/en active Active
- 2009-04-29 US US12/991,558 patent/US20110056589A1/en not_active Abandoned
- 2009-04-29 AT AT09741742T patent/ATE544876T1/en active
- 2009-04-29 KR KR1020107023190A patent/KR20110009657A/en active Search and Examination
- 2009-04-29 WO PCT/DE2009/000610 patent/WO2009135469A1/en active Application Filing
- 2009-04-29 CN CN2009801092629A patent/CN101978086B/en active Active
- 2009-04-29 ES ES09741742T patent/ES2379579T3/en active Active
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Also Published As
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JP2011523436A (en) | 2011-08-11 |
US20110056589A1 (en) | 2011-03-10 |
CN101978086B (en) | 2013-07-10 |
WO2009135469A1 (en) | 2009-11-12 |
KR20110009657A (en) | 2011-01-28 |
EP2279274A1 (en) | 2011-02-02 |
JP5546531B2 (en) | 2014-07-09 |
ES2379579T3 (en) | 2012-04-27 |
ATE544876T1 (en) | 2012-02-15 |
CN101978086A (en) | 2011-02-16 |
EP2279274B1 (en) | 2012-02-08 |
CA2725206A1 (en) | 2009-11-12 |
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