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1. 发明专利

JP2004269986A Stainless steel thin sheet 有权
公开(公告)号：JP2004269986A
公开(公告)日：2004-09-30
申请号：JP2003064069
申请日：2003-03-10
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： NISHIYAMA YOSHITAKA , OTSUKA NOBUO , KUDO TAKEO , KIMURA KAZUKIYO
IPC分类号： C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a stainless steel thin sheet which has a thickness of ≤1.5 mm, is excellent in resistances to high-temperature oxidation and low-temperature corrosion and is tolerant of repetitive heating and cooling.
SOLUTION: The stainless steel sheet having a thickness of ≤1.5 mm comprises, by mass, 0.01-0.2% C, 0.05-1% Si, 0.05-2% Mn, 0.05-2.0% Cu, 15-30% Cr, 15-40% Ni, 2.5-4.5% Al, 0.005-0.10% in total of at least one rare earth element and the balance being Fe and impurities, wherein the impurities contain ≤0.04% P, ≤0.005% S and

2. 发明专利

JP2004197149A Metal dusting resistant metallic material having excellent high temperature strength 有权
公开(公告)号：JP2004197149A
公开(公告)日：2004-07-15
申请号：JP2002365723
申请日：2002-12-17
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 easy to occur, and further has excellent high temperature strength.
SOLUTION: The metallic material contains >0.2 to 0.6% 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. 发明专利

JP2003073763A Metal material having metal dusting resistance 有权
标题翻译：具有金属耐腐蚀性的金属材料
公开(公告)号：JP2003073763A
公开(公告)日：2003-03-12
申请号：JP2002156680
申请日：2002-05-30
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： B32B15/01 , C22C19/05 , C22C30/00 , C22C38/00 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/34 , C22C38/40 , C22C38/42 , C22C38/52 , C22C38/58 , F28F19/06 , F28F21/08
CPC分类号： B32B15/01 , C22C19/055 , C22C19/058 , C22C30/00 , C22C38/001 , C22C38/005 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/34 , C22C38/40 , C22C38/42 , C22C38/52 , F28F19/06 , F28F21/087 , Y10T428/12493 , Y10T428/12639 , Y10T428/12646 , Y10T428/12653 , Y10T428/12937 , Y10T428/12944 , Y10T428/12951 , Y10T428/12958 , Y10T428/12965 , Y10T428/12972 , Y10T428/12979
摘要： PROBLEM TO BE SOLVED: To provide a high Cr-high Ni-Fe metal material, superior in corrosion resistance under a circumstance of easily causing metal dusting. SOLUTION: The metal material having metal dusting resistance includes 0.2% or less C, 0.01-2% Si, 0.05-2% Mn, 0.04% or less P, 0.015% or less S, 10-35% Cr, 30-78% Ni, 0.005-2% Al, 0.005-0.2% N, one or more of 0.015-3% Cu and 0.015-3% CO, and the balance substantially Fe, and has a value of 40S+ Ni+5Al+40N+10(Cu+Co) of 50 or more, when defining the symbols of the elements as contents of the elements. The metal material may include 0.01-496 Si, 0.03% or less P, 0.01% or less S, 15-35% Cr, 48-78% Ni, 0.005-4.5% Al, and 0.001-0.055% N, and may have a value of the above expression of 60 or more.
摘要翻译：要解决的问题：提供在易于引起金属粉尘的情况下耐腐蚀性优异的高Cr高Ni-Fe金属材料。解决方案：具有金属防尘性的金属材料包括0.2％或更低的C，0.01-2％的Si，0.05-2％的Mn，0.04％或更少的P，0.015％或更低的S，10-35％的Cr，30-78％ Ni，0.005-2％Al，0.005-0.2％N，0.015-3％Cu和0.015-3％CO中的一种或多种，余量基本上为Fe，并且具有40S + Ni + 5Al + 40N + 10 Cu + Co）为50以上，当将元素的符号定义为元素的内容时。金属材料可以包括0.01-496Si，0.03％或更少的P，0.01％或更少的S，15-35％的Cr，48-78％的Ni，0.005-4.5％的Al和0.001-0.055％的N，并且可以具有上述表达式的值为60以上。

4. 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

5. 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

6. 发明专利

JP2004083976A High temperature oxidation resistant austenitic stainless steel sheet 有权
公开(公告)号：JP2004083976A
公开(公告)日：2004-03-18
申请号：JP2002245227
申请日：2002-08-26
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： OTSUKA NOBUO , NISHIYAMA YOSHITAKA
IPC分类号： C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a stainless steel thin sheet which has excellent heat resistance to steam oxidation even in a thickness of ≤0.5 mm, also exhibits stable heat resistance even under a heating/cooling cycle for several hundreds to several thousands times, and has excellent cost effectiveness.
SOLUTION: The steel sheet has a chemical composition comprising, by mass, 0.01 to 0.10% C, ≤1.0% Si, 23 to 27% Cr, 17 to 23% Ni and one or more kinds of rare earth elements by 0.005 to 0.10% in total, and in which the content of Mn is ≤20% and also satisfies the following expression, and the balance Fe with inevitable impurities including P and S: Mn(%)≥0.05×Cr(%)-0.20×sheet thickness (mm)-0.55.
COPYRIGHT: (C)2004,JPO

7. 发明专利

JPH11277293A Welding metal and welding joint excellent in reheat crack resistance 失效
标题翻译：焊接金属和焊接接头在抗裂性能方面优秀
公开(公告)号：JPH11277293A
公开(公告)日：1999-10-12
申请号：JP7908298
申请日：1998-03-26
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： HIRATA HIROMASA , OGAWA KAZUHIRO , OTSUKA NOBUO
IPC分类号： B23K35/30 , C22C38/00 , C22C38/54
摘要： PROBLEM TO BE SOLVED: To provide a welding metal and a welding joint for an austenite steel capable of preventing a micro crack in multi-layer welding and excellent in corrosion resistance in a high temp. environment including chloride and sulfide.
SOLUTION: A steel contains, by weight, ≤0.08% C, ≤2% Mn, 30-45% Ni, 25-35% Cr, 0.2-1.8% Mo, 0.5-3.5% Nb, 0.1-0.35% N, ≤0.01% Al, ≤0.01% O, 0-0.01% B, 0-0.01% Ca, 0-0.01% Mg, 0-0.02% Zr, 0-0.02% Hf, 0-0.02% Ta, and ≤0.01% P. In this case, Si and Nb satisfy the formula, Si≤0.12Nb+0.04, and also S and Nb satisfy the formula, S≤0.001 Nb + 0.015.
COPYRIGHT: (C)1999,JPO
摘要翻译：要解决的问题：提供一种能够防止多层焊接中的微裂纹和高温下耐腐蚀性优异的奥氏体钢的焊接金属和焊接接头。环境包括氯化物和硫化物。解决方案：钢中含有<= 0.08％C，<= 2％Mn，30-45％Ni，25-35％Cr，0.2-1.8％Mo，0.5-3.5％Nb，0.1-0.35％N ，<= 0.01％Al，≤0.01％O，0-0.01％B，0-0.01％Ca，0-0.01％Mg，0-0.02％Zr，0-0.02％Hf，0-0.02％Ta和在这种情况下，Si和Nb满足公式Si <= 0.12Nb + 0.04，S和Nb满足公式S <= 0.001 Nb + 0.015。

8. 发明专利

JP2007186728A Metallic material having excellent workability and metal dusting resistance 有权
标题翻译：金属材料具有优异的耐磨性和耐金属性
公开(公告)号：JP2007186728A
公开(公告)日：2007-07-26
申请号：JP2006003481
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 , C22C19/05 , C22C38/60
摘要： PROBLEM TO BE SOLVED: To provide a metallic material having excellent workability and metal dusting resistance which is suitable as the material for a cracking furnace, a reforming furnace, a heating furnace, a heat exchanger or the like in petroleum refining, a petrochemical plant or the like.
SOLUTION: The metallic material having excellent workability and metal dusting resistance 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, 0.001 to 0.15% Nd, ≤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 with impurities. The metallic material may further comprise one or more selected from Co, Mo, W, Ti, Nb, B, Zr, Hf, Mg, Ca, Al, Y, La and Ce by suitable quantity.
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中的裂解炉，重整炉，加热炉，热交换器等的材料，具有优异的加工性和耐金属粉尘性的金属材料，石油化工厂等。解决方案：具有优异的可加工性和耐金属粉尘性的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 ％Ni，0.05〜20％Cu，0.001〜0.15％Nd，≤0.1％S，≤0.25％N，≤0.02％O（氧），以及选自0.05〜0.3％P，0.001〜1％ Sb和0.001〜0.5％Bi，余量为Fe与杂质。金属材料可以进一步包含选自Co，Mo，W，Ti，Nb，B，Zr，Hf，Mg，Ca，Al，Y，La和Ce中的一种或多种。版权所有（C）2007，JPO＆INPIT

9. 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

10. 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

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