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1. 发明专利

JPS63213640A STAINLESS STEEL FOR HEAT TRANSFER PIPE-SUPPORTING PLATE IN STEAM GENERATOR 失效
公开(公告)号：JPS63213640A
公开(公告)日：1988-09-06
申请号：JP4657087
申请日：1987-02-28
申请人： NIPPON STAINLESS STEEL CO , SUMITOMO METAL IND , MITSUBISHI HEAVY IND LTD
发明人： KOBAYASHI MINEO , MATSUDA TAKAAKI , WADA SEIYA , YAMANAKA KAZUO , NAGATA SABURO , YONEZAWA TOSHIO , KUSAKABE TAKANARI
IPC分类号： C22C38/00 , C22C38/22 , F28F9/013 , F28F21/08 , G21D1/00
摘要： PURPOSE:To obtain an inexpensive stainless steel for heat transfer pipe- supporting plate in nuclear reactor steam generator excellent in corrosion resistance, strength, workability, impact toughness, etc., by specifying a composition consisting of C, Si, Mn, Cr, Ni Al, Mo, Cu, N, and Fe. CONSTITUTION:The ferritic stainless steel has a composition consisting of, by weight, 0.01-0.08% C,

2. 发明专利

JPS63213639A STAINLESS STEEL FOR HEAT TRANSFER PIPE-SUPPORTING PLATE IN STEAM GENERATOR 失效
公开(公告)号：JPS63213639A
公开(公告)日：1988-09-06
申请号：JP4656987
申请日：1987-02-28
申请人： NIPPON STAINLESS STEEL CO , SUMITOMO METAL IND , MITSUBISHI HEAVY IND LTD
发明人： KOBAYASHI MINEO , MATSUDA TAKAAKI , WADA SEIYA , YAMANAKA KAZUO , NAGATA SABURO , YONEZAWA TOSHIO , KUSAKABE TAKANARI
IPC分类号： C22C38/00 , C22C38/22 , F28F9/013 , F28F21/08 , G21D1/00
摘要： PURPOSE:To obtain an inexpensive stainless steel for heat-transfer pipe- supporting plate in nuclear reactor steam generator excellent in corrosion resistance, strength, workability, and impact toughness, by specifying a composition consisting of C, Si, Mn, Cr, Ni, Al, Mo, Cu, and Fe. CONSTITUTION:The ferritic stainless steel has a composition consisting of, by weight, >0.02-0.08% C,

3. 发明专利

JP2003041346A Two-phase stainless steel for radioactive material storage container and method for manufacturing radioactive material storage container 有权
标题翻译：用于放射性物质储存容器的两相不锈钢及制造放射性物质储存容器的方法
公开(公告)号：JP2003041346A
公开(公告)日：2003-02-13
申请号：JP2001229344
申请日：2001-07-30
申请人： Mitsubishi Heavy Ind Ltd , Sumitomo Metal Ind Ltd , 三菱重工業株式会社 , 住友金属工業株式会社
发明人： ITO HITOMI , SHIGE TAKASHI , ABE IWAJI , KAJIMURA HARUHIKO , TSUGE SHINJI , MATSUDA TAKAAKI
IPC分类号： G21C19/06 , B23K15/00 , B23K101/12 , B23K103/04 , C22C38/00 , C22C38/54 , G21C19/32 , G21F5/00
摘要： PROBLEM TO BE SOLVED: To provide a two-phase stainless steel which is superior in corrosion resistance, toughness, and electron beam weldability; and can be used for a material of a radioactive material storage container, and provide a method for manufacturing the radioactive material storage container with the use of the two-phase stainless steel.
SOLUTION: The two-phase stainless steel for the radioactive material storage container includes, by mass%, 0.005-0.030% C, 0.05-0.75% Si, 0.20-1.00% Mn, 5.5-7.5% Ni, 24.0-26.0% Cr, 2.5-3.5% Mo, 0.2-0.8% Cu, 0.1-0.5% W, 0.20-0.30% N, 0.010-0.050% Al, 0-0.0050% Ca, and 0-0.0030% B, and the balance Fe with unavoidable impurities, and includes, in the impurities, 0.035% or less P, 0.005% or less S, 0.05% or less Ti, 0.1% or less Nb, and 0.5% or less V. The method for manufacturing the radioactive material storage container is characterized by assembling the above two-phase stainless steel with electron beam welding having the welding energy of 7.7-18.0 kJ/cm
2 .
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供耐腐蚀性，韧性和电子束焊接性优异的两相不锈钢; 并且可以用于放射性物质储存容器的材料，并且提供使用两相不锈钢制造放射性物质储存容器的方法。解决方案：用于放射性物质储存容器的两相不锈钢以质量％计含有0.005-0.030％C，0.05-0.75％Si，0.20-1.00％Mn，5.5-7.5％Ni，24.0-26.0％Cr， 2.5-3.5％Mo，0.2-0.8％Cu，0.1-0.5％W，0.20-0.30％N，0.010-0.050％Al，0-0.0050％Ca和0-0.0030％B，余量为Fe和不可避免的杂质，在杂质中含有0.035％以下的P，0.005％以下的S，0.05％以下的Ti，0.1％以下的Nb，0.5％以下的V。放射性物质储存容器的制造方法的特征在于通过组装上述两相不锈钢与焊接能量为7.7-18.0kJ / cm 2的电子束焊接。

4. 发明专利

JPS61117257A Free-cutting stainless steel having superior hot workability 失效
标题翻译：自由切削不锈钢，具有超高的可靠性
公开(公告)号：JPS61117257A
公开(公告)日：1986-06-04
申请号：JP23795284
申请日：1984-11-12
申请人： Nippon Stainless Steel Co Ltd
发明人： YOSHIDA TAKESHI , MATSUDA TAKAAKI , ITO NAOYA , SAITO KIICHI , TAKAHASHI ICHIRO
IPC分类号： C22C38/00 , C22C38/44 , C22C38/58 , C22C38/60
摘要： PURPOSE: To provide superior hot workability by adding specified amounts of C, Si, Mn, Cr, Ni, MO, S, P and N to Fe and specifying the Ni-bal.
CONSTITUTION: The composition of a free-cutting stainless steel is composed of, by weight,
摘要翻译：目的：通过向Fe中加入规定量的C，Si，Mn，Cr，Ni，MO，S，P和N并提供Ni-bal来提供优异的热加工性。构成：自由切削不锈钢的组成由重量比<0.08％C，<1％Si，<2％Mn，16-19％Cr，10-13％Ni，2 $ 3％Mo， 0.07-0.1％S，<0.04％P，<0.02％N，余量为Fe与不可避免的杂质，由式I表示的Ni-bal调节为-1.3-0.5。在等式I中，由等式II和Cr eq表示。通过方程式III。

5. 发明专利

JPS6086246A 13 CHROMIUM STAINLESS STEEL EXCELLENT IN CORROSION RESISTANCE 失效
公开(公告)号：JPS6086246A
公开(公告)日：1985-05-15
申请号：JP19200783
申请日：1983-10-14
申请人： NIPPON STAINLESS STEEL CO
发明人： KOBAYASHI MINEO , YAMAZAKI KATSUO , MATSUDA TAKAAKI , UNO HIDEKI , FURUKAWA MASAZOU
IPC分类号： C22C38/00 , C22C38/40 , C22C38/50
摘要： PURPOSE:To provide 13 chromium stainless steel excellent in corrosion resistance in a matrix material part and a weld part, constituted of a specific composition consisting of C, Si, Mn, Cr, Ni, Al and Fe. CONSTITUTION:In 13 Cr stainless steel consisting of, on a wt. basis, C

6. 发明专利

JPS5446117A TWOOPHASE STAINLESS STEEL HAVING GOOD HOT WORKING PROPERTY 失效
公开(公告)号：JPS5446117A
公开(公告)日：1979-04-11
申请号：JP11354377
申请日：1977-09-21
申请人： NIPPON STAINLESS STEEL CO
发明人： ITOU NAOYA , YOSHIDA TAKESHI , AOKI MASAHIRO , MATSUDA TAKAAKI
IPC分类号： C22C38/00 , C22C38/44 , C22C38/50 , C22C38/58

7. 发明专利

JPS5747852A High-cr low-ni two-phase stainless steel 失效
标题翻译：高CR低NI两相不锈钢
公开(公告)号：JPS5747852A
公开(公告)日：1982-03-18
申请号：JP12298980
申请日：1980-09-05
申请人： Nippon Stainless Steel Co Ltd
发明人： SAITOU KIICHI , KOBAYASHI MINEO , YOSHIDA TAKESHI , WADA SEIYA , MATSUDA TAKAAKI
IPC分类号： C22C38/00 , C22C38/54
摘要： PURPOSE: To improve the corrosion resistance of a high-Cr low-Ni 2-phase stainless steel, especially the resistance to local corrosion such as pitting corrosion by adding a specified very small amount of B to the steel without changing the principal composition to inhibit the precipitation of α phase.
CONSTITUTION: The composition of a 2-phase stainless steel is adjusted to, by wt., 0.01% B the effect is remarkable, yet the workability such as the weldability is deteriorated.
COPYRIGHT: (C)1982,JPO&Japio
摘要翻译：目的：为了提高高Cr低Ni 2相不锈钢的耐腐蚀性，特别是通过在钢中添加规定的极少量的B而不改变主要组成以抑制局部腐蚀，例如点腐蚀 α相沉淀。构成：将2相不锈钢的组成调整至重量<0.05％C，<2％Si，<2％Mn，20-30％Cr，3-10％Ni，0.5-3％ Mo，<0.35％Ni，0.001-0.1％B，余量为Fe与杂质。钢可以添加<3％的Cu。在<0.001％B的情况下，抑制α相沉淀的效果降低，并且在> 0.01％B的情况下，效果显着，但可焊性等可加工性劣化。

8. 发明专利

JPH0351784B2 失效
公开(公告)号：JPH0351784B2
公开(公告)日：1991-08-07
申请号：JP23795284
申请日：1984-11-12
申请人： NIPPON STAINLESS STEEL CO
发明人： YOSHIDA TAKESHI , MATSUDA TAKAAKI , ITO NAOYA , SAITO KIICHI , TAKAHASHI ICHIRO
IPC分类号： C22C38/00 , C22C38/44 , C22C38/58 , C22C38/60

9. 发明专利

JP2005008925A Mo-CONTAINING AUSTENITIC STAINLESS STEEL AND ITS MANUFACTURING METHOD 有权
标题翻译：含奥氏不锈钢及其制造方法
公开(公告)号：JP2005008925A
公开(公告)日：2005-01-13
申请号：JP2003172837
申请日：2003-06-18
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： YUMINO KIMIHISA , MATSUDA TAKAAKI , HANAMI TETSUO
IPC分类号： B21B1/38 , B21B3/02 , C21D8/02 , C22C38/00 , C22C38/54
摘要： PROBLEM TO BE SOLVED: To provide an austenitic stainless steel which is excellent in corrosion resistance and hot-working processability and produces no wrinkle pattern at bending, even when solution treatment is omitted.
SOLUTION: The austenitic stainless steel has a specific composition essentially comprising 0.20-0.60% Cu, 0.010-0.100% Al, 0.0005-0.0040% Ca and 0.0005-0.0020% B. The steel may further contain at least one chosen from Ti, Nb and V. Preferably, Ni-bal is adjusted to from -2 to +1. A steel material obtained by subjecting the steel to hot-rolling with a cumulative rolling reduction ratio of ≥50% at ≥1,050°C and a finishing temperature of 800-950°C or to two-heat rolling is suitable for a structural member of a chemical tanker.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种耐腐蚀性和热加工性优异的奥氏体不锈钢，即使在不进行固溶处理的情况下，也不产生弯曲时的皱纹图案。解决方案：奥氏体不锈钢具有基本上包含0.20-0.60％Cu，0.010-0.100％Al，0.0005-0.0040％Ca和0.0005-0.0020％B的特定组成。钢还可以含有至少一种选自Ti ，Nb和V.优选将Ni-bal调节至-2至+1。通过在≥150°C，最终温度为800-950℃或两次热轧的情况下以≥50％的累积压下率进行热轧而获得的钢材适用于化学品罐车。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2002121656A STAINLESS STEEL FOR DISK BRAKE ROTOR 失效
公开(公告)号：JP2002121656A
公开(公告)日：2002-04-26
申请号：JP2000323320
申请日：2000-10-18
申请人： SUMITOMO METAL IND , SHIMANO KK
发明人： TSUGE SHINJI , MATSUDA TAKAAKI , OKADA YASUTAKA , SAKASHITA GOJI , NAGO DAISUKE
IPC分类号： C22C38/42 , C21D6/00 , C22C38/00 , C22C38/24 , C22C38/26 , C22C38/38 , C22C38/46 , C22C38/48 , C22C38/58 , F16D65/12
摘要： PROBLEM TO BE SOLVED: To provide inexpensive steel for a disk brake rotor which has wide quenching heat treating conditions, and hardly causes deterioration in material caused by increase in temperature when used (in braking). SOLUTION: For being used for a disk brake rotor, martensitic stainless steel is subjected to the control of componmential compositions so as to contain 0.04 to 0.10% C, 11.5 to 13.5% Cr,

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