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11. 发明专利

JP2007186727A Metallic material having excellent metal dusting resistance 有权
标题翻译：金属材料具有优异的金属耐腐蚀性
公开(公告)号：JP2007186727A
公开(公告)日：2007-07-26
申请号：JP2006003479
申请日：2006-01-11
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： NISHIYAMA YOSHITAKA , OTSUKA NOBUO
IPC分类号： C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a material having excellent metal dusting resistance which is suitable as the material for a cracking furnace, a reforming furnace or the like in petroleum refining, a petrochemical plant or the like.
SOLUTION: The metallic material has a composition containing, by mass, 0.01 to 0.4% C, 0.01 to 2.5% Si, 0.01 to 2.5% Mn, 15 to 35% Cr, 20 to 65% Ni, 0.05 to 20% Cu, ≤0.1% S, ≤0.25% N, ≤0.02% O (oxygen) and one or more selected from >0.05 to 0.3% P, 0.001 to 1% Sb and 0.001 to 0.5% Bi, and the balance Fe. The metallic material may comprise one or more selected from ≤10% Co, ≤3% Mo, ≤6% W, ≤1% Ti, ≤2% Nb, ≤0.1% B, ≤1.2% Zr, ≤0.5% Hf, ≤0.1% Mg, ≤0.1% Ca, ≤0.8% Al, ≤0.15% Y, ≤0.15% La and ≤0.15% Ce as well.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种适用于石油炼制，石油化工厂等中的裂解炉，重整炉等的材料，具有优异的耐金属粉尘性的材料。解决方案：金属材料具有以质量计含有0.01至0.4％的C，0.01至2.5％的Si，0.01至2.5％的Mn，15至35％的Cr，20至65％的Ni，0.05至20％ Cu，≤0.1％S，≤0.25％N，≤0.02％O（氧）和选自0.05〜0.3％P，0.001〜1％Sb和0.001〜0.5％Bi的一种或多种，余量为Fe。金属材料可以包括选自≤10％Co，≤3％Mo，≤6％W，≤1％Ti，≤2％Nb，≤0.1％B，≤1.2％Zr，≤0.5％Hf中的一种或多种， ≤0.1％Mg，≤0.1％Ca，≤0.8％Al，≤0.15％Y，≤0.15％La和≤0.15％Ce。版权所有（C）2007，JPO＆INPIT

12. 发明专利

JP2006291290A Austenitic stainless steel 有权
标题翻译：奥氏体不锈钢
公开(公告)号：JP2006291290A
公开(公告)日：2006-10-26
申请号：JP2005113402
申请日：2005-04-11
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： NISHIYAMA YOSHITAKA , OTSUKA NOBUO
IPC分类号： C22C38/00 , C22C38/58
CPC分类号： C22C38/42 , C22C38/001 , C22C38/005 , F28F21/083
摘要： PROBLEM TO BE SOLVED: To provide austenitic stainless steel having scale peeling resistance that, even if it is subjected to a heating-cooling cycle of repeating heating at high temperature and cooling to room temperature, the peeling of protective oxidized scale formed on the steel surface can be suppressed, and suitably usable even in a high temperature humidified gas environment heated to high temperature, particularly, to ≥1,023 K. SOLUTION: The austenitic stainless steel has a composition comprising 0.01 to 0.15% C, 0.01 to 3% Si, 0.01 to 2% Mn, 0.1 to 2.5% Cu, 23 to 30% Cr, 16 to 25% Ni, 0.005 to 0.20% Al, 0.001 to 0.40% N, ≤0.04% P and ≤0.01% S, further comprising one or more kinds selected from Y and Ln group metals by 0.005 to 0.1% in total, and the balance Fe with inevitable impurities, and in which the number of inclusions composed of Y and the La group in the surface of the steel is ≤5×10 -3 pieces/μm 2 . COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有防垢剥离性的奥氏体不锈钢，即使经受在高温下重复加热并冷却至室温的加热 - 冷却循环，也会形成在钢表面可以被抑制，即使在加热到高温的高温加湿气体环境中也是适用的，特别是≥1,023K。解决方案：奥氏体不锈钢具有0.01至0.15％的C，0.01 至3％Si，0.01〜2％Mn，0.1〜2.5％Cu，23〜30％Cr，16〜25％Ni，0.005〜0.20％Al，0.001〜0.40％N，≤0.04％P，≤0.01％S 进一步包含选自Y和Ln族金属中的一种或多种，总计为0.005至0.1％，余量为Fe与不可避免的杂质，其中由钢中的Y和La基组成的夹杂物的数量 ≤5×10 -3 个/μm 2 。版权所有（C）2007，JPO＆INPIT

13. 发明专利

JP2012000647A Welding material and welded joint, and method of manufacturing the same 有权
标题翻译：焊接材料和焊接接头及其制造方法
公开(公告)号：JP2012000647A
公开(公告)日：2012-01-05
申请号：JP2010138310
申请日：2010-06-17
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： KOUSU TAKAHIRO , NISHIYAMA YOSHITAKA , MIYABE KAZUHIRO
IPC分类号： B23K35/30 , B23K9/022 , B23K9/23 , B23K103/08 , C22C19/05
摘要： PROBLEM TO BE SOLVED: To provide: a welding material having excellent resistance to solidification cracking and excellent resistance to reheat cracking during welding, in particular, having excellent weldability during multilayer welding; a welded joint welded using the welding material, having excellent resistance to metal dusting; and a method of manufacturing the joint.SOLUTION: The welding material has a chemical composition containing by mass%, C: 0.04-0.5%, Si: 1-3%, Mn: 2% or less, P: 0.05% or less, S: 0.01% or less, Cr: 25-35%, Ni: 50-70%, Al: 0.005-0.05%, N: 0.001-0.1%, Cu: 1.5-3.5%, and the balance comprising Fe and impurities.
摘要翻译：要解决的问题：提供：具有优异的耐凝固裂纹性和焊接中再热裂纹性优异的焊接材料，特别是在多层焊接时具有优异的焊接性; 使用焊接材料焊接的焊接接头，具有优异的抗金属粉尘的能力; 以及制造该接头的方法。解决方案：焊接材料具有质量％C：0.04-0.5％，Si：1-3％，Mn：2％以下，P：0.05％以下，S：0.01％以下的化学成分，较少，Cr：25-35％，Ni：50-70％，Al：0.005-0.05％，N：0.001-0.1％，Cu：1.5-3.5％，余量包含Fe和杂质。版权所有（C）2012，JPO＆INPIT

14. 发明专利

JP2011236465A Austenitic stainless steel, stainless steel product and method of manufacturing the same 有权
标题翻译：奥氏体不锈钢，不锈钢产品及其制造方法
公开(公告)号：JP2011236465A
公开(公告)日：2011-11-24
申请号：JP2010108475
申请日：2010-05-10
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： ADACHI KAZUHIKO , SEKI AKIRA , NISHIYAMA YOSHITAKA , FUJISAWA KAZUYOSHI , FUKUMURA YUICHI , SHIBUYA MASAYUKI
IPC分类号： C22C38/00 , C21D9/46 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide austenitic stainless steel which has oxidation resistance property and high-temperature strength, facilitates manufacturing of raw materials and processing to products by forming and welding, can be used for a large range of fields and exhibits excellent economy.SOLUTION: The austenite stainless steel has a chemical composition including: 0.05-0.20% ofC, less than 1.0% of Si, 2.0% or less of Mn, 0.04% or less of P, 0.01% or less of S, 20.0-30.0% of Cr, 10.0-15.0% of Ni, 0.10-0.42% of N, 0.0010-0.01% of B, 0.01-0.10% of La+Ce, 0.01-0.20% of sol.Al, Fe for balance and impurities. The C concentration at a surface layer in the thickness direction is higher than that at the center in the thickness direction by 0.03% or more, and/or the N concentration at the surface layer in the thickness direction is higher than that at the center in the thickness direction by 0.03% or more.
摘要翻译：要解决的问题：为了提供具有耐氧化性和高温强度的奥氏体不锈钢，通过成型和焊接便于原料的制造和加工成产品，可用于大范围的领域并且显示出优异的经济。解决方案：奥氏体不锈钢的化学组成包括：0.05-0.20％的C，小于1.0的Si，2.0％以下的Mn，0.04％以下的P，0.01％以下的S，20.0 -30.0％的Cr，10.0-15.0％的Ni，0.10-0.42％的N，0.0010-0.01％的B，0.01-0.10％的La + Ce，0.01-0.20％的sol.Al，Fe的余量和杂质。厚度方向的表面层的C浓度比厚度方向中央处的C浓度高0.03％以上，和/或厚度方向的表面层的N浓度高于中心的浓度厚度方向为0.03％以上。版权所有（C）2012，JPO＆INPIT

15. 发明专利

JP2010138473A Method for producing metal tube 有权
标题翻译：生产金属管的方法
公开(公告)号：JP2010138473A
公开(公告)日：2010-06-24
申请号：JP2008318420
申请日：2008-12-15
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： KAMIYAMA MASAKI , NISHIYAMA YOSHITAKA , TOYODA JINJU
IPC分类号： C23C8/14 , C22C19/05 , C22C38/00 , C22C38/60 , C22F1/00 , C22F1/10 , C23C8/10
摘要： PROBLEM TO BE SOLVED: To produce a metal tube in which the unevenness of scale formed on an inner surface of the tube is little.
SOLUTION: The metal tube contains, by mass, 20 to 55% Cr and 20 to 70% Ni. The production method of the metal tube includes forming oxided scale on the surface of the metal tube in a continuous heat-treating furnace which is shorter than the length of the metal tube. In this method, the metal tube is heat-treated while transported in the direction parallel to a tube axis, in the furnace which has an oxygen potential environment of 0.01 to 0.2 atm and is controlled to a temperature range of 1,150 to 1,250°C.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了制造其中形成在管的内表面上的氧化皮不均匀性小的金属管。
解决方案：金属管含有20〜55％的Cr和20〜70％的Ni。金属管的制造方法包括在比金属管的长度短的连续热处理炉中在金属管的表面上形成氧化垢。在该方法中，在氧气环境为0.01〜0.2大气压的炉中，在与管轴平行的方向上输送金属管，并控制在1150〜1250℃的温度范围内进行热处理。版权所有（C）2010，JPO＆INPIT

16. 发明专利

JP2010013698A Member for conveying high temperature material 审中-公开
标题翻译：输送高温材料的会员
公开(公告)号：JP2010013698A
公开(公告)日：2010-01-21
申请号：JP2008174666
申请日：2008-07-03
申请人： Ofic Co , Sumitomo Metal Ind Ltd , 住友金属工業株式会社 , 大阪富士工業株式会社
发明人： KAWAKAMI TADASHI , NISHIYAMA YOSHITAKA , ONO TOSHIHIDE , YONEYAMA MIKIO , TATSUMI YOSHIHIRO , KITAMURA HIROKI
IPC分类号： C21D1/00 , B22F1/00 , C22C19/05 , C22C19/07 , C23C4/10
摘要： PROBLEM TO BE SOLVED: To provide a member for conveying a high temperature member, having excellent build-up resistance.
SOLUTION: On the surface of a base material of the member for conveying the high temperature material, a composite coating film is formed which contains Co-based alloy or Ni-based alloy as a matrix and Cr-carbide particle as a dispersion phase, by a plasma-transferred-arc welding method. Then, a distribution ratio of unmelted Cr-carbide particles present in the surface film is limited to ≤7.0% to improve the build-up resistance of the member.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供用于输送高温部件的构件，具有优异的抗累加性。解决方案：在用于输送高温材料的构件的基材的表面上，形成复合涂膜，其包含Co基合金或Ni基合金作为基体，Cr-碳化物颗粒作为分散体通过等离子体转移电弧焊接方法。然后，存在于表面膜中的未熔化的碳化铬颗粒的分布比例限制在≤7.0％，以提高构件的耐积垢性。版权所有（C）2010，JPO＆INPIT

17. 发明专利

JP2009068079A Steel tube with excellent steam oxidation resistance 审中-公开
标题翻译：具有优异的蒸汽氧化电阻的钢管
公开(公告)号：JP2009068079A
公开(公告)日：2009-04-02
申请号：JP2007238636
申请日：2007-09-14
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： NISHIYAMA YOSHITAKA , MIYAHARA HITOSHI , KAWAKAMI TADASHI
IPC分类号： C22C38/00 , C21D7/06 , C22C38/18 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a steel tube having excellent steam oxidation resistance and suitable as a material used for boilers in power generation facilities, tubing and various heat exchangers, etc.
SOLUTION: The steel tube with excellent steam oxidation resistance contains 8 to 28 mass% Cr and has a worked layer in the inner surface thereof and satisfies inequality α≥0.5 (wherein α is represented by equation α={Hv
20 -Hv
t/2 }/Hv
t/2 ). In the equation, Hv
20 and Hv
t/2 denote a Vickers hardness in a position at a depth of 20 μm from the inner surface of the steel tube and a Vickers hardness in a position at a depth of t/2 (where (t) is wall thickness of the steel tube) from the inner surface of the steel tube, respectively.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供具有优异的耐蒸汽抗氧化性的钢管，适合用作发电设备，管道和各种热交换器等中的锅炉的材料。解决方案：具有优异蒸汽的钢管抗氧化性含有8〜28质量％的Cr，并且在其内表面具有加工层，并且满足不等式α≥0.5（其中α由等式α=äHv Hv 2 / SB）/ Hv t / 2 ）。在该方程式中，Hv 20 和Hv t / 2 表示在距离钢管内表面20μm深度的位置的维氏硬度，维氏硬度在钢管的内表面分别在t / 2深度（其中（t）是钢管的壁厚）的位置。版权所有（C）2009，JPO＆INPIT

18. 发明专利

JP2008214734A Metallic material having excellent metal dusting resistance 审中-公开
标题翻译：金属材料具有优异的金属耐腐蚀性
公开(公告)号：JP2008214734A
公开(公告)日：2008-09-18
申请号：JP2007058088
申请日：2007-03-08
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： NISHIYAMA YOSHITAKA , OTSUKA NOBUO
IPC分类号： C22C38/00 , C22C19/05 , C22C38/60
摘要： PROBLEM TO BE SOLVED: To provide a metallic material having excellent metal dusting resistance and, e.g., suitable as the stock for a cracking furnace, a reforming furnace, a heating furnace or a heat exchanger in petroleum refining plant, a petrochemical plant or the like.
SOLUTION: The metallic material having metal dusting resistance has a composition comprising, by mass, 0.01 to 0.4% C, 0.01 to 1.0% Si, 0.01 to 2.5% Mn, 15 to 35% Cr, 20 to 70% Ni, 0.05 to 20% Cu, ≤0.1% S, >0.8 to 4.0% Al, ≤0.1% N, ≤0.02% O (oxygen), >0.05 to 0.3% P, one or more selected from 0.001 to 1% Sb and 0.001 to 0.5% Bi, and the balance Fe with impurities. The material may comprise one or more selected from ≤10% Co, ≤3% Mo, ≤6% W, ≤2% Ti, ≤2% Nb, ≤0.1% B, ≤1.2% Zr, ≤0.5% Hf, ≤0.1% Mg, ≤0.1% Ca, ≤0.15% Y, ≤0.15% La, ≤0.15% Ce and ≤0.15% Nd as well.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供具有优异的耐金属粉尘性的金属材料，例如适合作为石油炼制厂中的裂解炉，重整炉，加热炉或热交换器的原料，石化厂或类似物。解决方案：具有金属防尘性的金属材料具有质量分数为0.01〜0.4％，Si：0.01〜1.0％，Mn：0.01〜2.5％，Cr：15〜35％，Ni：20〜70％ 0.05〜20％的Cu，≤0.1％的S，> 0.8〜4.0％的Al，≤0.1％的N，≤0.02％的O（氧），> 0.05〜0.3％的P，选自0.001〜1％的Sb和0.001 至0.5％Bi，余量为Fe与杂质。该材料可以包括选自≤10％Co，≤3％Mo，≤6％W，≤2％Ti，≤2％Nb，≤0.1％B，≤1.2％Zr，≤0.5％Hf，≤ 0.1％Mg，≤0.1％Ca，≤0.15％Y，≤0.15％La，≤0.15％Ce和≤0.15％Nd。版权所有（C）2008，JPO＆INPIT

19. 发明专利

JP2005048284A Stainless steel having carburization resistance and calking resistance, and stainless steel pipe thereof 有权
标题翻译：具有耐高温和耐腐蚀性的不锈钢及其不锈钢管
公开(公告)号：JP2005048284A
公开(公告)日：2005-02-24
申请号：JP2004182433
申请日：2004-06-21
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： NISHIYAMA YOSHITAKA , YAMADERA YOSHIMI
IPC分类号： C22C38/00 , C22C38/18 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a stainless steel pipe used as a cracking furnace pipe for an ethylene plant, and to provide a method for improving the carburization resistance and calking resistance of the pipe when used for it.
SOLUTION: The stainless steel pipe comprises a main body made of a base metal containing, by mass%, 20-35% Cr, and a surface layer part having a Cr-deficient layer. The Cr-deficient layer contains 10% or higher Cr, and has a thickness of 20 μm or thinner. The stainless steel may further have an oxidized scale layer mainly containing 50% or more Cr on the outer side of the Cr-deficient layer. The thickness of an oxidized scale layer is 0.1 to 15 μm. Furthermore, the stainless steel may have the second oxidized scale layer mainly containing 50% or more Si, in between the above oxidized scale layer and the Cr-deficient layer.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用作乙烯装置的裂解炉管的不锈钢管，并提供一种用于提高管道的耐渗碳性和耐咬合性的方法。解决方案：不锈钢管包括由以质量％计含有20-35％Cr的贱金属制成的主体和具有Cr缺陷层的表面层部分。 Cr缺陷层含有10％以上的Cr，厚度为20μm或更薄。不锈钢还可以在Cr缺陷层的外侧还具有主要含有50％以上的Cr的氧化皮层。氧化鳞片层的厚度为0.1〜15μm。此外，不锈钢可以具有主要含有50％以上的Si的第二氧化皮层，位于上述氧化鳞片层和Cr缺陷层之间。版权所有（C）2005，JPO＆NCIPI

20. 发明专利

JP2004197150A Metal dusting resistant metallic material having excellent high temperature strength 有权
公开(公告)号：JP2004197150A
公开(公告)日：2004-07-15
申请号：JP2002366006
申请日：2002-12-18
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： NISHIYAMA YOSHITAKA , OTSUKA NOBUO
IPC分类号： F28F21/08 , C22C19/05 , C22C30/02 , C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a high Cr-high Ni-Fe based metallic material which has excellent corrosion resistance in an environment where metal dusting is more prone to occur, and further has excellent high temperature strength.
SOLUTION: The metallic material comprises ≤0.2% C, 0.01 to 4% Si, 0.01 to 2% Mn, ≤0.03% P, ≤0.01% S, 15 to 35% Cr, 40 to 78% Ni, 0.005 to 3 to 10% Cu and 3 to 10%, and the balance substantially Fe, and in which the value of 40Si+Ni+5Al+40N+10(Cu+Co) is ≥80; wherein, the symbols of elements denote the content of each element. The metallic element can comprise one or more kinds of metals selected from Mo, Ta, W, Ti, V, Zr, Nb, Hf, B, Ca, Mg, La, Ce, Nd and Y.
COPYRIGHT: (C)2004,JPO&NCIPI

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