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1. 发明专利

JP2012000616A WELD MATERIAL FOR Ni-BASED HEAT-RESISTANT ALLOY, WELD METAL USING THE WELD MATERIAL AND WELD JOINT 有权
标题翻译：镍基耐热合金焊接材料，使用焊接材料和焊接接头的焊接金属
公开(公告)号：JP2012000616A
公开(公告)日：2012-01-05
申请号：JP2010134673
申请日：2010-06-14
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： HIRATA HIROMASA , YOSHIZAWA MITSURU , OGAWA KAZUHIRO , ISEDA ATSURO , SENBA MITSUYUKI
IPC分类号： B23K35/30 , C22C19/05
CPC分类号： B23K35/3033 , B23K2203/26 , C22C19/055
摘要： PROBLEM TO BE SOLVED: To provide a weld material for an Ni-based heat-resistant alloy having high-temperature crack resistance excelling at welding, a weld metal having high-temperature crack resistance, stress-alleviation crack resistance during a high-temperature long time use, and favorable creep rigidity, and a weld joint.SOLUTION: (1) The weld material for the Ni-based heat-resistant alloy contains C:0.06 to 0.18%, Si≤0.5%, Mn≤1.5%, Ni:46 to 56%, Co:10 to 15%, Cr:20 to 25%, Mo:14.0% exceeding 10.0%, Ti:0.01 to 0.5%, Al:0.1 to 1.0% and N≤0.006%, a residue of the weld material is composed of Fe and impurities, and the weld material has chemical compositions as the impurities in which O≤0.02%, P≤0.008% and S≤0.005%. The weld material may contain Nd≤0.1%. (2) The weld metal is formed by using the weld material for the Ni-based heat-resistant alloy. (3) The weld joint is composed of the weld metal and a base material of the Ni-based heat-resistant alloy excellent in high-temperature rigidity.
摘要翻译：要解决的问题：为了提供一种在焊接时具有优异的耐高温裂纹性的Ni基耐热合金的焊接材料，具有高温抗裂性的焊接金属，高温下的应力缓和抗裂性长时间使用，良好的抗蠕变刚度和焊接接头。（1）Ni系耐热合金的焊接材料含有C：0.06〜0.18％，Si≤0.5％，Mn≤1.5％，Ni：46〜56％，Co：10〜15 ％，Cr：20〜25％，Mo：14.0％以上10.0％以下，Ti：0.01〜0.5％，Al：0.1〜1.0％，N≤0.006％，焊接材料的残渣由Fe和杂质构成，焊接材料具有作为杂质的化学组成，其中O≤0.02％，P≤0.008％和S≤0.005％。焊接材料可能含有Nd≤0.1％。（2）通过使用Ni基耐热合金的焊接材料形成焊接金属。（3）焊接接头由焊接金属和Ni基耐热合金的基材组成，耐高温刚性优良。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2011063838A Ni-BASED ALLOY PRODUCT AND MANUFACTURING METHOD THEREFOR 有权
标题翻译：镍基合金产品及其制造方法
公开(公告)号：JP2011063838A
公开(公告)日：2011-03-31
申请号：JP2009214478
申请日：2009-09-16
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： ISEDA ATSURO , HIRATA HIROMASA , OKADA KOICHI , SENBA MITSUYUKI
IPC分类号： C22C19/05 , B21J5/00 , C22F1/00 , C22F1/10
CPC分类号： C22F1/10 , C22C19/05 , C22F1/00
摘要： PROBLEM TO BE SOLVED: To provide an Ni-based alloy product for heat resistance and pressure resistance, and to provide a manufacturing method therefor.
SOLUTION: The Ni-based alloy product has a composition comprising, by mass%, 0.03-0.10% C, 0.05-1.0% Si, 0.1-1.5% Mn, 0.0005-0.04% Sol. Al, 20-30% Fe, 21.0% or more but less than 25.0% Cr, more than 6.0% but 9.0% or less W, 0.05-0.2% Ti, 0.05-0.35% Nb, 0.0005-0.006% B, and the balance Ni with impurities that comprise 0.03% or less P, 0.01% or less S, less than 0.010% N, less than 0.5% Mo and 0.8% or less Co, while an amount of the effective B (Beff) is 0.0050-0.0300%, which is specified by following expression (1): Beff(%)=B-(11/14)×N+(11/48)×Ti; and shows a fracture elongation of 20% or more by a tensile test with a strain rate of 10
-6 /sec at 700°C. This alloy may contain one or more elements of Cu, Ta, Zr, Mg, Ca, a REM and Pd. This alloy product is particularly suitable for a large-sized product.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种Ni基合金产品的耐热性和耐压性，并提供其制造方法。解决方案：Ni基合金产品具有以质量％计含有0.03-0.10％C，0.05-1.0％Si，0.1-1.5％Mn，0.0005-0.04％Sol的组成。 Al，20-30％Fe，21.0％以上，25.0％以下Cr，6.0％以上9.0％以下的W，0.05〜0.2％的Ti，0.05〜0.35％的Nb，0.0005〜0.006％的B，平衡Ni与包含0.03％以下的杂质，0.01％以下的S，小于0.010％的N，小于0.5％的Mo和0.8％以下的Co，而有效B（Beff）的量为0.0050-0.0300 ％，由以下表达式（1）指定：Beff（％）= B-（11/14）×N +（11/48）×Ti; 并且通过在700℃下具有10 -6 /秒的应变速率的拉伸试验，显示出断裂伸长率为20％以上。该合金可含有Cu，Ta，Zr，Mg，Ca，REM和Pd中的一种或多种元素。该合金产品特别适用于大型产品。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2010150593A Austenitic heat-resistant alloy 有权
标题翻译：奥氏体耐热合金
公开(公告)号：JP2010150593A
公开(公告)日：2010-07-08
申请号：JP2008329206
申请日：2008-12-25
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： HIRATA HIROMASA , ISEDA ATSURO , OKADA KOICHI , SENBA MITSUYUKI , KONO YOSHIORI , MIYAHARA HITOSHI
IPC分类号： C22C38/00 , C22C38/58
CPC分类号： C22C38/44 , C21D6/001 , C21D6/002 , C21D6/004 , C22C38/001 , C22C38/002 , C22C38/008 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/50 , C22C38/52 , C22C38/54 , F22B37/04
摘要： PROBLEM TO BE SOLVED: To provide an austenitic heat-resistant alloy excellent in weldability and creep-strength in which when this alloy is welded or used for long time at high temperature, cracking in an HAZ (Heat-Affected Zone) can be prevented.
SOLUTION: This austenitic heat-resistant alloy comprises ≤0.15% C, ≤2% Si, ≤3% Mn, 40-80% Ni, 15-40% Cr, 1-15% of W and Mo in total, ≤3% Ti, ≤3% Al, ≤0.03% N and ≤0.03% O and the balance Fe with impurities, wherein in the impurities, the steel contains ≤0.04% P, ≤0.03% S, ≤0.1% Sn, ≤0.01% As, ≤0.01% Zn, ≤0.01% Pb, ≤0.01% Sb and satisfies inequalities P1≤0.050, 0.2≤P2≤7.5-10×P1, P2≤9.0-100×O and N≤0.002×P2+0.019, wherein P1=S+{(P+Sn)/2}+{(As+Zn+Pb+Sb)/5} and P2=Ti+2Al.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供优异的焊接性和蠕变强度的奥氏体耐热合金，其中当该合金在高温下长时间焊接或使用时，HAZ（受热影响区）的开裂可以被阻止该奥氏体耐热合金包括≤0.15％C，≤2％Si，≤3％Mn，40-80％Ni，15-40％Cr，总共W和Mo的1-15％ ≤3％Ti，≤3％Al，≤0.03％N和≤0.03％O，余量为Fe与杂质，其中杂质含钢≤0.04％P，≤0.03％S，≤0.1％Sn，≤ 0.01％As，≤0.01％Zn，≤0.01％Pb，≤0.01％Sb，满足不等式P1≤0.050,0.2≤P2≤7.5-10×P1，P2≤9.0-100×O，N≤0.002×P2 + 0.019 其中P1 = S +ä（P + Sn）/ 2} +ä（As + Zn + Pb + Sb）/ 5}和P2 = Ti + 2Al。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2004323937A Austenitic stainless steel 有权
公开(公告)号：JP2004323937A
公开(公告)日：2004-11-18
申请号：JP2003122494
申请日：2003-04-25
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： SENBA MITSUYUKI , IGARASHI MASAAKI
IPC分类号： C22C38/00 , C22C19/05 , C22C30/00 , C22C38/42 , C22C38/44 , C22C38/46 , C22C38/48 , C22C38/50 , C22C38/52 , C22C38/54 , C22C38/58
CPC分类号： C22C38/001 , C22C19/055 , C22C19/058 , C22C38/005 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/42 , C22C38/44 , C22C38/46 , C22C38/48 , C22C38/52 , F28F21/083
摘要： PROBLEM TO BE SOLVED: To provide an austenitic stainless steel which has excellent high temperature strength, high temperature ductility and hot working properties.
SOLUTION: The austenitic stainless steel has a composition containing, by mass, >0.05 to 0.15% C, ≤2% Si, 0.1 to 3% Mn, ≤0.04% P [P≤1/(11×Cu)], ≤0.01% S, >20 to 15 to 55% Ni, >2 to 6% Cu, 0.1 to 0.8% Nb, 0.02 to 1.5% V, 0.001 to 0.1% sol.Al [sol.Al≤0.4×N], >0.05 to 0.3% N and ≤0.006% O [O≤1/(60×Cu)], and the balance Fe with impurities. The austenitic stainless steel may comprise one or more metals selected from Co, Mo, W, Ti, B, Zr, Hf, Ta, Re, Ir, Pd, Pt and Ag or/and one or more metals selected from Mg, Ca, Y, La, Ce, Nd and Sc.
COPYRIGHT: (C)2005,JPO&NCIPI

5. 发明专利

JP2004250783A Austenitic stainless steel, and production method therefor 有权
公开(公告)号：JP2004250783A
公开(公告)日：2004-09-09
申请号：JP2003407074
申请日：2003-12-05
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： ISEDA ATSURO , SENBA MITSUYUKI
IPC分类号： C22C38/40 , C21D8/00 , C22C38/00 , C22C38/04 , C22C38/46 , C22C38/48 , C22C38/52 , C22C38/58
CPC分类号： C22C38/04 , C21D6/004 , C21D8/005 , C21D9/08 , C21D2211/001 , C22C38/001 , C22C38/002 , C22C38/02 , C22C38/46 , C22C38/48 , C22C38/52 , C22C38/58 , F22B37/04
摘要： PROBLEM TO BE SOLVED: To provide austenitic stainless steel in which creep rupture time is >10,000 hr, and creep rupture contraction percentage is ≥15% under the conditions of 700°C and 100 MPa.
SOLUTION: The austenitic stainless steel comprises 0.03 to 0.12% C, 0.2 to 2% Si, 0.1 to 3% Mn, ≤0.03% P, ≤0.01% S, >18 to 22 to 0.0005 to 0.2% B, 0.0005 to

6. 发明专利

JP2012102375A Method for producing austenitic alloy large-diameter pipe 审中-公开
标题翻译：用于生产奥氏体合金大直径管的方法
公开(公告)号：JP2012102375A
公开(公告)日：2012-05-31
申请号：JP2010252693
申请日：2010-11-11
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： YOSHIZAWA MITSURU , KIHARA TAKAYUKI , NAKANE MASAKI , OKADA KOICHI , SENBA MITSUYUKI
IPC分类号： C22F1/10 , B21C1/16 , B21K21/06 , C22C19/05 , C22F1/00
摘要： PROBLEM TO BE SOLVED: To provide a method for producing an austenitic alloy large-diameter pipe, capable of suppressing the formation of cracks on the outer surface of a mother pipe when the mother pipe is produced by boring an ingot.SOLUTION: The method for producing the austenitic alloy large-diameter pipe includes a step of hot boring the ingot consisting of an alloy containing 21-31 mass% of Cr and 43-60 mass% of Ni. Before the step of boring, the ingot is hot-worked in such a manner that a cross section decrease processing ratio R calculated by formula (1): R=(1-S2/S1)×100(%) is 20% or more. In the formula (1), S1 is an ingot cross section area (mm) before the hot working, and S2 is an ingot cross section area (mm) after hot working. However, when the hot working is performed two times or more, the ratio R depends on formula (2): R=R+R+, ..., +R+R.
摘要翻译：要解决的问题：提供一种奥氏体合金大直径管的制造方法，其能够通过对锭制造母管而抑制母管的外表面上的裂纹的形成。解决方案：奥氏体合金大直径管的制造方法包括对由21〜21质量％的Cr和43〜60质量％的Ni构成的合金进行热钻孔的工序。在钻孔步骤之前，以通过公式（1）计算的横截面减小处理比R：R =（1-S2 / S1）×100（％）为20％以上的方式对锭进行热加工。在公式（1）中，S1是热加工前的锭横截面积（mm 2 ），S2是锭横截面积（mm 2 ）。然而，当热加工执行两次或更多次时，比率R取决于公式（2）：R = R 1 + R 2 +，...，+ R n-1 + R n 。版权所有（C）2012，JPO＆INPIT

7. 发明专利

JP2004003000A Austenitic stainless steel excellent in high-temperature strength and corrosion resistance, heat- and pressure-resistant member made of this and its manufacturing process 有权
公开(公告)号：JP2004003000A
公开(公告)日：2004-01-08
申请号：JP2003105933
申请日：2003-04-10
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： ISEDA ATSURO , SENBA MITSUYUKI
IPC分类号： C22F1/10 , C21D8/00 , C22C19/05 , C22C38/00 , C22C38/58 , C22F1/00
摘要： PROBLEM TO BE SOLVED: To provide an austenitic stainless steel which is suitable as a constituent material for ultrasupercritical pressure boilers, etc., with a steam temperature of ≥700°C, a heat- and pressure-resistant member having a coarse grain structure which is made of this steel and shows an excellent thermal fatigue resistance and structural stability at high-temperature range and its manufacturing process.
SOLUTION: The austenitic stainless steel comprises 0.03-0.12% C, 0.1-1% Si, 0.1-2% Mn, ≥20 and 35% and ≤50% Ni, 4-10% W, 0.01-0.3% Ti, 0.01-1% Nb, 0.0005-0.04% sol. Al., 0.0005-0.01% B and the balance being Fe and impurities comprising ≤0.04% P, ≤0.010% S,

8. 发明专利

JP2010227949A Weld metal and welding material 有权
标题翻译：焊接金属和焊接材料
公开(公告)号：JP2010227949A
公开(公告)日：2010-10-14
申请号：JP2009075949
申请日：2009-03-26
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： HIRATA HIROMASA , NAKAMURA JUN , SENBA MITSUYUKI , KOBAYASHI KENJI
IPC分类号： B23K35/30 , C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a weld metal capable of obtaining the high strength through the heat treatment after the welding in a short period of time, and having excellent weld cracking resistance.
SOLUTION: The weld metal has a composition composed of 0.16-0.35% C, ≤0.5% Si, ≤2.0% Mn, 18-38% Ni, 9-22% Cr, 2.0-6.0% Ti, 0.05-0.65% Al, 0.1-0.6% V, and ≤0.15% N, and the balance Fe with inevitable impurities, while ≤0.02% O, P and S, ≤0.01% P and ≤0.01% S are contained in the inevitable impurities. The weld metal may contain ≤5% Nb. The Vickers hardness of the weld metal is preferably ≥320.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供能够在短时间内通过热处理获得高强度并且具有优异的耐焊接龟裂性的焊接金属。
解决方案：焊缝金属具有由0.16-0.35％C，≤0.5％Si，≤2.0％Mn，18-38％Ni，9-22％Cr，2.0-6.0％Ti，0.05-0.65 ％Al，0.1-0.6％V和≤0.15％N，余量为不可避免的杂质，而不可避免的杂质含有≤0.02％O，P和S，≤0.01％P和≤0.01％S。焊缝金属可含有≤5％的Nb。焊接金属的维氏硬度优选≥320。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2009084606A Austenitic stainless steel for use in high temperature superior in workability after long period of use 有权
标题翻译：在高温下使用的高温不锈钢在使用时间长的情况下工作性能
公开(公告)号：JP2009084606A
公开(公告)日：2009-04-23
申请号：JP2007253083
申请日：2007-09-28
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： ISEDA ATSURO , OKADA KOICHI , SENBA MITSUYUKI , HIRATA HIROMASA
IPC分类号： C22C38/00 , C21D8/00 , C22C38/60
摘要： PROBLEM TO BE SOLVED: To provide an austenitic stainless steel which shows a rupture elongation of 15% or more in a creep test at 750°C for longer than 10,000 hrs, shows an impact resistance value of 50 J/cm
2 or more at 0°C after the stainless steel has been heated at 750°C for a long period of 10,000 hrs, does not easily cause aged deterioration, and is superior in workability such as weldability and sectility after the long period of use.
SOLUTION: The austenitic stainless steel for use in high temperature superior in workability after the long period of use comprises, 0.03 to 0.12% C, 0.2 to 2% Si, 0.1 to 3% Mn, more than 18% but less than 25% Ni, more than 22% but less than 30% Cr, 0.1 to 1% Nb, 0.01 to 1% V, more than 0.0005% but 0.2% or less B, 0.0005% or more but less than 0.03% sol. Al, 0.1 to 0.35% N, 0.001 to 0.008% O, and the balance Fe with unavoidable impurities, while controlling P, S, Sn, Pb, Sb, Zn and As in the impurities so as to satisfy the expressions of P≤0.03%, S≤0.01%, Sn≤0.020%, Pb≤0.010%, Sb≤0.005%, Zn≤0.005%, As≤0.005%, Sn(%)+Pb(%)≤0.025% and Sb(%)+Zn(%)+As(%)≤0.010%, respectively.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供在750℃下的蠕变试验中显示出超过10,000小时的断裂伸长率为15％以上的奥氏体不锈钢，耐冲击性值为50J / cm·SP > 0 或更高，不锈钢在750℃下长时间加热10,000小时后，不容易发生老化，并且在加工性，焊接性，使用时间长。
解决方案：长时间使用后的加工性优异的奥氏体不锈钢，含有0.03〜0.12％的C，0.2〜2％的Si，0.1〜3％的Mn，18％以上，但小于 25％Ni，超过22％但小于30％的Cr，0.1〜1％的Nb，0.01〜1％的V，大于0.0005％，但为0.2％以下的B，0.0005％以上且0.03％以下的溶胶。 Al，0.1〜0.35％N，0.001〜0.008％O，余量为不可避免的杂质Fe，同时控制杂质中的P，S，Sn，Pb，Sb，Zn，As，满足P≤0.03 ％，S≤0.01％，Sn≤0.020％，Pb≤0.010％，Sb≤0.005％，Zn≤0.005％，As≤0.005％，Sn（％）+ Pb（％）≤0.025％，Sb（％）+ Zn（％）+ As（％）≤0.010％。版权所有（C）2009，JPO＆INPIT

10. 发明专利

JP2009082988A Tube shell for manufacturing seamless steel pipe and manufacturing method therefor 有权
标题翻译：用于制造无缝钢管的管壳及其制造方法
公开(公告)号：JP2009082988A
公开(公告)日：2009-04-23
申请号：JP2008282064
申请日：2008-10-31
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： SHIMODA KAZUMUNE , YAMAKAWA TOMIO , SENBA MITSUYUKI , HORI HIROFUMI , KONDO TSUNEO
IPC分类号： B21B19/04 , B21B3/02 , C21D8/10 , C22C38/00 , C22C38/58
CPC分类号： C22C38/44 , B21B3/02 , B21B19/04 , C22C38/02 , C22C38/58 , Y10S72/70
摘要： PROBLEM TO BE SOLVED: To provide a pierced tube shell of an austenitic stainless steel having a good inner surface condition and to establish a means with which can perform mass production on an industrial scale of a good quality seamless steel pipe of stainless steel.
SOLUTION: The austenitic stainless steel billet containing ≤0.040% P, ≤0.020% S and ≤13.00% Ni is pierced under conditions such that the pipe expansion ratio H (outer diameter of tube shell/diameter of the billet to be worked) satisfies the following equation of {P(%)/(0.025×H-0.01)}
2 +{S(%)/(0.015×H-0.01)}
2 ≤1, to obtain the tube shell of the austenitic stainless steel. When manufacturing a seamless steel pipe of the austenitic stainless steel, the above tube shell is rolled to form a pipe.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有良好内表面状态的奥氏体不锈钢的穿孔管壳，并且建立了可以在不锈钢质量好的无缝钢管的工业规模上进行批量生产的装置。
解决方案：在管膨胀比H（管壳的外径/待加工的坯料的直径）的条件下，刺穿含有≤0.040％P，≤0.020％S和≤13.00％Ni的奥氏体不锈钢坯料）满足以下等式äP（％）/（0.025×H-0.01）} 2 +äS（％）/（0.015×H-0.01）} 1，获得奥氏体不锈钢管壳。当制造奥氏体不锈钢的无缝钢管时，上述管壳被轧制以形成管。版权所有（C）2009，JPO＆INPIT

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