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1. 发明专利

JP2012002614A Damage evaluation method and apparatus for metallic material 有权
标题翻译：金属材料的损伤评估方法和装置
公开(公告)号：JP2012002614A
公开(公告)日：2012-01-05
申请号：JP2010136752
申请日：2010-06-16
申请人： Hitachi Ltd , Kyushu Electric Power Co Inc , 九州電力株式会社 , 株式会社日立製作所
发明人： SATO JUN , KONNO SHINYA , ICHIKAWA KUNIHIRO , KANETANI AKIHIRO , WATANABE HAJIME , KUSUMOTO JUNICHI
IPC分类号： G01N23/203
摘要： PROBLEM TO BE SOLVED: To provide a method capable of high accuracy damage evaluation for metallic material and residual life prediction as well.SOLUTION: A damage evaluation method for metallic material comprises a measurement step (S2) of measuring crystal orientation at a plurality of measuring points of a specimen of metallic material by an EBSP method, an analysis step (S3) of analyzing a misorientation function value that is defined by a crystal misorientation at each measuring point relative to a reference measuring point among the plurality of measuring points to obtain a damage parameter of the specimen, and evaluation steps (S4) and (S5) of evaluating a damage rate of the specimen based on the damage parameter of the specimen from the analysis in the analyzing step by reference to a correlation between damage rate and damage parameter previously obtained from an other specimen that is made of the same kind of metallic material as the specimen and has a known damage rate.
摘要翻译：要解决的问题：提供一种能够对金属材料进行高精度损伤评估和残余寿命预测的方法。解决方案：金属材料的损伤评估方法包括通过EBSP方法测量金属材料样品的多个测量点处的晶体取向的测量步骤（S2），分析取向差的分析步骤（S3）通过在各测量点处相对于基准测量点的晶体取向定义的功能值，以获得样本的损伤参数，以及评估步骤（S4）和（S5）评估损伤率参照分析步骤中分析的试样的损伤参数，根据先前从与样品相同种类的金属材料制成的其他样品获得的损伤率和损伤参数之间的相关性，并且具有已知伤害率。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2012073126A Evaluation method and device for crack evolution velocity of metallic material 有权
标题翻译：金属材料裂纹演化速度的评估方法和装置
公开(公告)号：JP2012073126A
公开(公告)日：2012-04-12
申请号：JP2010218447
申请日：2010-09-29
申请人： Hitachi Ltd , Kyushu Electric Power Co Inc , 九州電力株式会社 , 株式会社日立製作所
发明人： KONNO SHINYA , ICHIKAWA KUNIHIRO , SATO JUN , KANETANI AKIHIRO , WATANABE HAJIME , KUSUMOTO JUNICHI
IPC分类号： G01N23/20 , G01N17/00
摘要： PROBLEM TO BE SOLVED: To evaluate crack evolution velocity of metallic material with high accuracy and to evaluate remaining life as well.SOLUTION: The evaluation method for crack evolution velocity of metallic material of the present invention comprises: a measurement step (S2) for measuring crystal orientation at multiple measurement points in a region including a tip of crack in a sample formed of metallic material by an EBSP method; an analysis step (S3) for analyzing a misorientation function value indicating deviation of the crystal orientation at each measurement point to acquire an evaluation parameter of the sample; and evaluation steps (S4, S5) for evaluating the crack evolution velocity of the sample based on the evaluation parameter of the sample acquired by the analysis at the analysis step, by referring to correlation between a crack evolution velocity and an evaluation parameter acquired from another sample which is formed of the same kind of metallic material as the sample and whose crack evolution velocity is known since a crack evolution test is performed in advance.
摘要翻译：要解决的问题：以高精度评估金属材料的裂纹演化速度，并评估剩余寿命。解决方案：本发明的金属材料的裂纹扩展速度的评价方法包括：测量步骤（S2），用于测量由金属材料形成的样品中的包括裂纹尖端的区域中的多个测量点处的晶体取向通过EBSP方法; 分析步骤（S3），用于分析指示每个测量点处的晶体取向的偏差的取向函数值，以获取样本的评估参数; 以及评估步骤（S4，S5），用于基于通过分析步骤中的分析获得的样本的评估参数，通过参考裂纹演化速度和从另一个获取的评估参数之间的相关性来评估样品的裂纹演变速度样品由与样品相同种类的金属材料形成，并且由于进行裂纹扩展试验，所以其已知的裂纹扩展速度是已知的。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2014051698A Ni-BASED FORGING ALLOY, AND GAS TURBINE USING THE SAME 审中-公开
标题翻译：镍基锻造合金和使用其的气体涡轮机
公开(公告)号：JP2014051698A
公开(公告)日：2014-03-20
申请号：JP2012195660
申请日：2012-09-06
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SHIBAYAMA TAKASHI , KONNO SHINYA , KAMOSHIDA HIROKI , KUROKI HIDETOSHI , SATO JUN
IPC分类号： C22C19/05 , B21J5/00 , B21K1/32
CPC分类号： F01D5/147 , C22C19/055 , C22C19/056 , F01D5/02 , F01D5/066 , F01D5/28 , F05D2300/176 , Y02T50/671
摘要： PROBLEM TO BE SOLVED: To provide a Ni-based forging alloy easy in hot forging and grain refining while having both excellent high temperature strength and segregation properties.SOLUTION: A Ni-based forging alloy has a solid solubility temperature of a precipitation strengthening phase of 970°C or lower and a solid solubility temperature difference between a δ phase and the precipitation strengthening phase of 50°C or more, and contains, by mass%, Al:0.5 to 1.0%, Cr:17 to 21%, Fe:17 to 19%, Nb:4.5 to 5.5%, Ti:0.8 to 1.3%, W:3.0 to 6.0%, B:0.001 to 0.03%, C:0.001 to 0.1%, Mo:1.0% or less and the balance Ni with inevitable impurities.
摘要翻译：要解决的问题：提供易于热锻和晶粒细化的Ni基锻造合金，同时具有优异的高温强度和偏析性。解决方案：Ni基锻造合金具有沉淀强化相的固溶度温度 970℃以下，δ相与析出强化相之间的固溶度温度差为50℃以上，以质量％计含有Al：0.5〜1.0％，Cr：17〜21％，Fe： 17〜19％，Nb：4.5〜5.5％，Ti：0.8〜1.3％，W：3.0〜6.0％，B：0.001〜0.03％，C：0.001〜0.1％，Mo：1.0％有不可避免的杂质。

4. 发明专利

JP2011052308A Ni-BASED FORGING ALLOY 有权
标题翻译：镍基锻造合金
公开(公告)号：JP2011052308A
公开(公告)日：2011-03-17
申请号：JP2009204557
申请日：2009-09-04
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SATO JUN , KONNO SHINYA , DOI HIROYUKI
IPC分类号： C22C19/05 , F01D5/06 , F01D5/28 , F01D25/00
CPC分类号： C22C19/055
摘要： PROBLEM TO BE SOLVED: To provide an Ni-based forging alloy which attains compatibility between high temperature strength and hot forgeability and segregation is hardly caused to have excellent large-sized steel producibility, and to provide a forged component for a steam turbine plant using the same.
SOLUTION: The Ni-based alloy has a composition comprising, by mass, 0.001 to 0.1% C, 12 to 23% Cr, 15 to 25% Co, 3.5 to 5.0% Al, 4 to 12% Mo and 0.1 to 7.0% W, in which the total content of Ti, Ta and Nb is controlled to ≤0.5 mass%, and a parameter Ps expressed by formula (1) is 0.6 to 1.6.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：待解决的问题：提供一种Ni系锻造合金，其在高温强度与热锻性之间达到相容性并且偏析几乎不具有优异的大型钢生产能力，并提供用于汽轮机的锻造部件植物使用相同。解决方案：Ni基合金的组成为：以质量计含有0.001至0.1％的C，12至23％的Cr，15至25％的Co，3.5至5.0％的Al，4至12％的Mo和0.1至 7.0％，其中Ti，Ta和Nb的总含量控制在≤0.5质量％，由式（1）表示的参数Ps为0.6〜1.6。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2011052303A Ni-BASED CASTING ALLOY AND TURBINE CASING 有权
标题翻译：镍基铸造合金和涡轮机壳
公开(公告)号：JP2011052303A
公开(公告)日：2011-03-17
申请号：JP2009204246
申请日：2009-09-04
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SATO JUN , KONNO SHINYA , DOI HIROYUKI
IPC分类号： C22C19/05 , B22D21/00 , C22F1/00 , C22F1/10 , F01D25/00 , F01D25/24
CPC分类号： C22C19/051 , C22C19/055 , C22C19/056 , C22F1/10
摘要： PROBLEM TO BE SOLVED: To provide an Ni-based casting alloy producible by an inexpensive casting process similar to the conventional ferritic heat resistant steel and having high strength by a γ' phase precipitation.
SOLUTION: The Ni-based casting alloy contains, by mass, C: 0.01 to 0.2, Si: 0.5 to 4.0, Cr: 14 to 22, Mo+W: 4.0 to 10, B: 0.001 to 0.02, the balance being Ni and incidental impurities, wherein, by adding Si instead of Al and Ti, problems caused by oxidation upon casting does not occur, and an Ni
3 Si phase is precipitated at a service temperature to obtain excellent high temperature strength.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种通过类似于传统的铁素体耐热钢的廉价铸造工艺生产的Ni基铸造合金，并通过γ'相析出具有高强度。解决方案：Ni基铸造合金以质量计含有C：0.01〜0.2，Si：0.5〜4.0，Cr：14〜22，Mo + W：4.0〜10，B：0.001〜0.02，余量是Ni和偶然杂质，其中，通过加入Si代替Al和Ti，不会发生由于铸造时的氧化引起的问题，并且在使用温度下使Ni 3 Si相析出以获得优异的高温度强度。版权所有（C）2011，JPO＆INPIT

6. 发明专利

JP2009097052A Ni-BASED CAST ALLOY 有权
标题翻译：镍基合金
公开(公告)号：JP2009097052A
公开(公告)日：2009-05-07
申请号：JP2007271925
申请日：2007-10-19
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONNO SHINYA , DOI HIROYUKI , SATO JUN
IPC分类号： C22C19/05
CPC分类号： C22C19/055 , C22C19/056 , C22F1/10 , F01D5/063 , F05C2201/0466 , F05C2251/04 , F05C2253/24
摘要： PROBLEM TO BE SOLVED: To improve the durable temperature of a Ni-based cast alloy to 760-800°C while maintaining hot workability. SOLUTION: The Ni-based cast alloy of the invention contains 0.001-0.1 wt.% of C, 12-23 wt.% of Cr, 3.5-5.0 wt.% of Al and balance Ni with inevitable impurities; wherein the alloy is characterised in that the sum of W and Mo contents is 5-12 wt.%, the Mo content is 5 wt.% or less; and the added amount of Ti, Ta and Nb is practically zero. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了将Ni基铸造合金的耐久温度提高到760-800℃，同时保持热加工性。解决方案：本发明的Ni基铸造合金含有0.001-0.1重量％的C，12-23重量％的Cr，3.5-5.0重量％的Al和余量的Ni与不可避免的杂质; 其特征在于W和Mo含量之和为5-12重量％，Mo含量为5重量％以下; Ti，Ta，Nb的添加量基本为零。版权所有（C）2009，JPO＆INPIT

7. 发明专利

JP2013217454A High-temperature piping product and method for manufacturing the same 有权
标题翻译：高温管道产品及其制造方法
公开(公告)号：JP2013217454A
公开(公告)日：2013-10-24
申请号：JP2012089056
申请日：2012-04-10
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KONNO SHINYA , DOI HIROYUKI , SATO JUN
IPC分类号： F16L9/02 , B23K9/00 , B23K9/028 , B23K9/04 , B23K9/23 , B23K31/00 , B23K35/30 , C22C19/05 , F01D25/00
CPC分类号： F22B37/04 , B23K9/0282 , B23K9/167 , B23K9/23 , B23K31/027 , B23K35/0261 , B23K35/3033 , B23K35/304 , B23K35/40 , B23K2201/06 , B23K2201/10 , B23K2203/08 , B23K2203/26 , B32B1/08 , B32B15/01 , B32B15/043 , C21D6/001 , C21D6/02 , C21D8/10 , C21D9/08 , C21D2251/04 , C22C19/03 , C22C19/05 , C22C19/051 , C22C19/055 , C22C19/056 , C22F1/10 , F16L9/02 , F16L13/02 , F22B37/10 , Y10T428/12931 , Y10T428/12944 , Y10T428/13
摘要： PROBLEM TO BE SOLVED: To provide a high-temperature piping product with a durable temperature of 800°C class, and a method for manufacturing the piping product.SOLUTION: A high-temperature piping product comprises a primary pipe member and a welding material. The primary pipe member is made from an Ni-based forged alloy, which contains Ni, Al, and at least one of Mo and W and has the total content of the Mo and the W of 3 mass% or more and 8 mass% or less. The Ni-based forged alloy has a γ' phase having a dissolution temperature of 920°C or higher and 970°C or lower, in which 30 vol.% or more the γ' phase is precipitated in a temperature range of 700°C or higher and 800°C or lower. The welding material is made from an Ni-based cast alloy, which contains Ni, Al, and at least one of Mo and W and has the total content of the Mo and the W of 9 mass% or more and 15 mass% or less. The Ni-based cast alloy has a γ' phase having a dissolution temperature of 850°C or higher and 900°C or lower, in which 20 vol.% or more of the γ' phase is precipitated in a temperature range of 700°C or higher and 800°C or lower. The primary piping members are subjected to buttering with the welding material in portions to be welded to each other.
摘要翻译：要解决的问题：提供具有耐受温度为800℃等级的高温管道产品，以及制造管道产品的方法。解决方案：一种高温管道产品包括一个主管件和一个焊接材料。主管部件由Ni基锻造合金制成，其含有Ni，Al，Mo和W中的至少一种，Mo和W的总含量为3质量％以上且8质量％以下，减。 Ni系锻造合金的γ'相的溶解温度为920℃以上且970℃以下，其中γ'相在700℃的温度范围内析出30体积％以上以上且800℃以下。焊接材料由含有Ni，Al以及Mo和W中的至少一种的Ni基铸造合金制成，Mo和W的总含量为9质量％以上且15质量％以下。 Ni基铸造合金的γ'相的溶解温度为850℃以上且900℃以下，其中γ'相的20体积％以上在700℃的温度范围内析出 ℃以上且800℃以下。主要管道构件在待焊接的部分中用焊接材料进行涂层处理。

8. 发明专利

JP2013136843A Ni-BASED HEAT RESISTANT ALLOY HAVING EXCELLENT SEGREGATION PROPERTY, GAS TURBINE MEMBER AND GAS TURBINE 审中-公开
标题翻译：具有优良隔离性能的耐热合金，燃气涡轮机构和气体涡轮机
公开(公告)号：JP2013136843A
公开(公告)日：2013-07-11
申请号：JP2013040229
申请日：2013-03-01
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： SATO JUN , KONNO SHINYA , DOI HIROYUKI
IPC分类号： C22C19/05 , F01D5/06 , F01D25/00 , F02C7/00
摘要： PROBLEM TO BE SOLVED: To provide an Ni-based heat resistant alloy that has excellent high-temperature strength and hardly generates segregation by adjusting the addition amount of segregation elements, thereby having excellent large-sized steel ingot manufacturability, a gas turbine member using the Ni-based heat resistant alloy, and a gas turbine.SOLUTION: The Ni-based heat resistant alloy includes, by mass, 0.001-0.1 mass% of C, 16-22 mass% of Cr, 0.5-1.5 mass% of Al, 0.1-2.0 mass% of Mo, 0.1-6.0 mass% of W, 3.5-5.5 mass% of Nb, 0.8-3.0 mass% Ti, 16-20 mass% of Fe, and the balance being Ni and unavoidable impurities. A parameter Ps represented by a formula (1) and indicating a segregation tendency is in a range of Ps≥-3.5 where the formula (1): Ps=1.05×Al content+0.6×Ti content-0.8×Nb content-0.3×Mo content. Thus, solidification segregation is hardly generated in manufacturing, and an increased size and improved efficiency in a gas turbine can be achieved by using the Ni-based heat resistant alloy as a gas turbine member.
摘要翻译：要解决的问题：为了提供具有优异的高温强度并且通过调节偏析元素的添加量几乎不产生偏析，从而具有优异的大型钢锭可制造性的Ni基耐热合金，使用镍基耐热合金和燃气轮机。解决方案：Ni系耐热合金质量分数为：C：0.001〜0.1质量％，Cr：16〜22质量％，Al：0.5〜1.5质量％ Mo为0.1〜2.0质量％，W为0.1〜6.0质量％，Nb为3.5〜5.5质量％，Ti为0.8〜3.0质量％，Fe为16〜20质量％，余量为Ni及不可避免的杂质。由公式（1）表示的表示偏析倾向的参数Ps在Ps≥-3.5的范围内，式（1）：Ps = 1.05×Al含量+ 0.6×Ti含量-0.8×Nb含量-0.3× Mo含量。因此，在制造中几乎不产生凝固偏析，并且可以通过使用Ni基耐热合金作为燃气轮机部件来实现燃气轮机的增大的尺寸和提高的效率。

9. 发明专利

JP2012107593A Steam turbine valve 审中-公开
标题翻译：蒸汽涡轮阀
公开(公告)号：JP2012107593A
公开(公告)日：2012-06-07
申请号：JP2010258462
申请日：2010-11-19
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： HARUYAMA HIROSHI , KONNO SHINYA , SATO JUN , PARK SEUNGHWAN
IPC分类号： F01D17/10 , F01D25/00
CPC分类号： F16K25/005 , B23K20/122 , B23K20/227 , Y10T29/49425
摘要： PROBLEM TO BE SOLVED: To provide a steam turbine valve with superior wear resistance.SOLUTION: The steam turbine valve includes a valve seat or a valve rod by welding a 3 to 5 mm thick stellite sheet to ferrite cast steel by friction-stir welding. In the valve, a stellite layer is equiaxial crystal and cast structure is not included. In the valve, an inclusion of iron into the stellite layer up to 2 mm thick from the surface of the stellite layer in the direction of ferrite cast steel is 3% or less by weight. In the valve, a dilution layer formed between the stellite layer and the ferrite cast steel is 1 to 2 mm thick.

10. 发明专利

JP2012046787A Forged alloy for steam turbine and steam turbine rotor using the same 有权
标题翻译：用于蒸汽涡轮机和蒸汽涡轮转子的锻造合金
公开(公告)号：JP2012046787A
公开(公告)日：2012-03-08
申请号：JP2010188982
申请日：2010-08-26
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KAMOSHIDA HIROKI , KONNO SHINYA , SATO JUN
IPC分类号： C22C19/05 , C22F1/00 , C22F1/10 , F01D5/02 , F01D5/28 , F01D25/00
CPC分类号： C22C19/056 , C22F1/10 , F01D5/28 , F05D2220/31
摘要： PROBLEM TO BE SOLVED: To provide a forged alloy for a steam turbine of good creep property and fatigue property, and to provide a rotor for a steam turbine using the forged alloy.SOLUTION: The forged alloy for the steam turbine includes, by weight, 15-45% Fe; 14-18% Cr; 1.0-1.8% Ti; 1.0-2.0% Al; 1.25-3.0% Nb; 0.05% or less of C+N and the balance of Ni. The crystal grain size number after heat treatment of the forged alloy is 0 to 2, and the heat treatment includes a plurality of solution heat treatments in different temperature ranges.
摘要翻译：要解决的问题：提供具有良好蠕变性能和疲劳性能的汽轮机的锻造合金，并提供使用锻造合金的蒸汽轮机的转子。
解决方案：用于汽轮机的锻造合金包括重量为15-45％的Fe; 14-18％Cr; 1.0-1.8％Ti; 1.0-2.0％Al; 1.25-3.0％Nb; 0.05％以下的C + N，余量为Ni。锻造合金的热处理后的结晶粒径数为0〜2，热处理包括在不同温度范围内的多次固溶热处理。版权所有（C）2012，JPO＆INPIT

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