JP5420417B2 - 低NOx動力ボイラーチューブオーバーレイ用の溶加材組成物及び方法 - Google Patents
低NOx動力ボイラーチューブオーバーレイ用の溶加材組成物及び方法 Download PDFInfo
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- 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
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
-
- 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
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/053—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 30% but less than 40%
-
- 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
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/058—Alloys based on nickel or cobalt based on nickel with chromium without Mo and W
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/1266—O, S, or organic compound in metal component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12937—Co- or Ni-base component next to Fe-base component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12944—Ni-base component
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Arc Welding In General (AREA)
- Nonmetallic Welding Materials (AREA)
Description
Claims (12)
- 重量%で、Cr:36〜43%、Fe:0.2〜5.0%、Nb:0〜2.0%、Mo:0〜1%、Ti:0.3〜1%、Al:0.5〜2%、C:0.005〜0.05%、(Mg+Ca):0.005〜0.020%、Mn:0〜1%、Si:0〜0.5%、S:0.01%未満、並びにNi及び痕跡量の添加物及び不純物である残部を含んでなる、低NOx石炭燃焼ボイラーにおけるボイラーチューブ用の溶接オーバーレイとして使用するのに適したことを特徴とする、合金。
- 低酸素分圧で石炭灰耐食性を与える、請求項1に記載の合金。
- 溶接後の状態で、使用温度における熱伝導率が経時的に増加する、請求項1に記載の合金。
- 溶接後の状態で、使用温度における硬度が経時的に増加する、請求項1に記載の合金。
- 溶接オーバーレイを有する石炭燃焼低NOxボイラー用のボイラーチューブであって、前記オーバーレイが、重量%で、Cr:36〜43%、Fe:0.2〜5.0%、Nb:0〜2.0%、Mo:0〜1%、Ti:0.3〜1%、Al:0.5〜2%、C:0.005〜0.05%、(Mg+Ca):0.005〜0.020%、Mn:0〜1%、Si:0〜0.5%、S:0.01%未満、並びにNi及び痕跡量の添加物及び不純物である残部からなる合金から製造されることを特徴とする、ボイラーチューブ。
- 溶接オーバーレイボイラーチューブの製造方法であって、
(a)チューブを用意する工程、
(b) 重量%で、Cr:36〜43%、Fe:0.2〜5.0%、Nb:0〜2.0%、Mo:0〜1%、Ti:0.3〜1%、Al:0.5〜2%、C:0.005〜0.05%、(Mg+Ca):0.005〜0.020%、Mn:0〜1%、Si:0〜0.5%、S:0.01%未満、並びにNi及び痕跡量の添加物及び不純物である残部を含んでなる溶接合金を用意する工程、
(c)前記溶接合金を前記チューブの表面に溶接により付けてオーバーレイ加工したチューブを得る工程、及び
(d)前記オーバーレイ加工したチューブを前記ボイラー中に設置するのに適した所望の形状に曲げる工程、
を含んでなることを特徴とする、溶接オーバーレイボイラーチューブの製造方法。 - 前記合金が、重量%で、Cr:37〜42%、Fe:0.2〜4.0%、Nb:0〜2.0%、Mo:0〜1%、Ti:0.3〜1.0%、Al:0.8〜1.5%、C:0.005〜0.05%、Si:0.1〜0.3%、Mn:0〜0.5%、(Mg+Ca):0.005〜0.020%、並びにNi及び不可避不純物である残部を含んでなることを特徴とする、請求項1〜4のいずれか一項に記載の合金。
- C:0.02%、Ni:57%、Cr:37%、Fe:3%、Mo:0.3%、Nb:0.6%、Al:1%、Ti:0.6%、(Mg+Ca):0.007%、Mn:0.06%及びSi:0.08%を含む、請求項7に記載の合金。
- 低NOx石炭燃焼ボイラーにおけるボイラーチューブ用の溶接オーバーレイとして堆積させるための、重量%で、Cr:36〜43%、Fe:0.2〜5.0%、Nb:0〜2.0%、Mo:0〜1%、Ti:0.3〜1%、Al:0.5〜2%、C:0.005〜0.05%、(Mg+Ca):0.005〜0.020%、Mn:0〜1%、Si:0〜0.5%、S:0.01%未満、並びにNi及び痕跡量の添加物及び不純物である残部を含んでなることを特徴とする、溶接電極。
- 重量%で、Cr:37〜42%、Fe:0.2〜4.0%、Nb:0〜2.0%、Mo:0〜1%、Ti:0.3〜1.0%、Al:0.8〜1.5%、C:0.005〜0.05%、Si:0.1〜0.3%、Mn:0〜0.5%、(Mg+Ca):0.005〜0.020%、残部にNi及び不可避不純物を含んでなる、請求項9に記載の溶接電極。
- 前記合金が、重量%で、Cr:37〜42%、Fe:0.2〜4.0%、Nb:0〜2.0%、Mo:0〜1%、Ti:0.3〜1.0%、Al:0.8〜1.5%、C:0.005〜0.05%、Si:0.1〜0.3%、Mn:0〜0.5%、(Mg+Ca):0.005〜0.020%、並びにNi及び不可避不純物である残部を含んでなることを特徴とする、請求項5に記載のボイラーチューブ。
- 前記合金が、重量%で、Cr:37〜42%、Fe:0.2〜4.0%、Nb:0〜2.0%、Mo:0〜1%、Ti:0.3〜1.0%、Al:0.8〜1.5%、C:0.005〜0.05%、Si:0.1〜0.3%、Mn:0〜0.5%、(Mg+Ca):0.005〜0.020%、並びにNi及び不可避不純物である残部を含んでなることを特徴とする、請求項6に記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US86032106P | 2006-11-21 | 2006-11-21 | |
US60/860,321 | 2006-11-21 | ||
US11/942,252 | 2007-11-19 | ||
US11/942,252 US8568901B2 (en) | 2006-11-21 | 2007-11-19 | Filler metal composition and method for overlaying low NOx power boiler tubes |
PCT/US2007/085217 WO2008064214A1 (en) | 2006-11-21 | 2007-11-20 | Filler metal composition and method for overlaying low nox power boiler tubes |
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JP2010510074A JP2010510074A (ja) | 2010-04-02 |
JP5420417B2 true JP5420417B2 (ja) | 2014-02-19 |
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US (1) | US8568901B2 (ja) |
EP (1) | EP2121996B1 (ja) |
JP (1) | JP5420417B2 (ja) |
KR (1) | KR101512202B1 (ja) |
CN (1) | CN101583731B (ja) |
WO (1) | WO2008064214A1 (ja) |
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JP5270043B2 (ja) | 2011-02-01 | 2013-08-21 | 三菱重工業株式会社 | Ni基高Cr合金溶接ワイヤ、被覆アーク溶接棒及び被覆アーク溶着金属 |
WO2012129505A1 (en) * | 2011-03-23 | 2012-09-27 | Scoperta, Inc. | Fine grained ni-based alloys for resistance to stress corrosion cracking and methods for their design |
CA2861581C (en) | 2011-12-30 | 2021-05-04 | Scoperta, Inc. | Coating compositions |
CN102581512B (zh) * | 2012-03-06 | 2016-04-20 | 中国科学院金属研究所 | 一种镍基焊缝点状缺陷控制方法 |
CN102581513B (zh) * | 2012-03-06 | 2015-01-14 | 中国科学院金属研究所 | 一种用于核电站核岛主设备的镍基焊丝 |
DE102012011161B4 (de) | 2012-06-05 | 2014-06-18 | Outokumpu Vdm Gmbh | Nickel-Chrom-Aluminium-Legierung mit guter Verarbeitbarkeit, Kriechfestigkeit und Korrosionsbeständigkeit |
DE102012011162B4 (de) | 2012-06-05 | 2014-05-22 | Outokumpu Vdm Gmbh | Nickel-Chrom-Legierung mit guter Verarbeitbarkeit, Kriechfestigkeit und Korrosionsbeständigkeit |
CN104838032A (zh) | 2012-10-11 | 2015-08-12 | 思高博塔公司 | 非磁性金属合金组合物和应用 |
EP3055802B1 (en) | 2013-10-10 | 2023-12-06 | Oerlikon Metco (US) Inc. | Methods of selecting material compositions and designing materials having a target property |
CA2931842A1 (en) | 2013-11-26 | 2015-06-04 | Scoperta, Inc. | Corrosion resistant hardfacing alloy |
DE102014001330B4 (de) | 2014-02-04 | 2016-05-12 | VDM Metals GmbH | Aushärtende Nickel-Chrom-Kobalt-Titan-Aluminium-Legierung mit guter Verschleißbeständigkeit, Kriechfestigkeit, Korrosionsbeständigkeit und Verarbeitbarkeit |
DE102014001329B4 (de) | 2014-02-04 | 2016-04-28 | VDM Metals GmbH | Verwendung einer aushärtenden Nickel-Chrom-Titan-Aluminium-Legierung mit guter Verschleißbeständigkeit, Kriechfestigkeit, Korrosionsbeständigkeit und Verarbeitbarkeit |
US11130205B2 (en) | 2014-06-09 | 2021-09-28 | Oerlikon Metco (Us) Inc. | Crack resistant hardfacing alloys |
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- 2007-11-20 CN CN200780043204.1A patent/CN101583731B/zh active Active
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EP2121996A1 (en) | 2009-11-25 |
CN101583731B (zh) | 2014-08-13 |
US8568901B2 (en) | 2013-10-29 |
CN101583731A (zh) | 2009-11-18 |
KR101512202B1 (ko) | 2015-04-14 |
EP2121996B1 (en) | 2017-11-15 |
KR20090094435A (ko) | 2009-09-07 |
WO2008064214A1 (en) | 2008-05-29 |
US20080241580A1 (en) | 2008-10-02 |
JP2010510074A (ja) | 2010-04-02 |
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