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1. 发明专利

JP2011214141A Method for manufacturing high cr-high ni alloy pipe, and high cr-high ni alloy 有权
标题翻译：用于制造高CR高镍合金管和高CR高镍合金的方法
公开(公告)号：JP2011214141A
公开(公告)日：2011-10-27
申请号：JP2011050393
申请日：2011-03-08
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： YOSHIZAWA MITSURU , OKADA KOICHI , TSUYUKUCHI SATOSHI
IPC分类号： C22F1/10 , C22C19/05 , C22C30/00 , C22F1/00
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a high Cr-high Ni alloy pipe which does not cause deterioration of 20°C Charpy impact resistance during the manufacture and has preferable toughness, and to provide the high Cr-high Ni alloy tube having preferable toughness.SOLUTION: The method (1) for manufacturing the high Cr-high Ni alloy pipe which contains 44 to 52% Ni, 22 to 32% Cr and the remainder being Fe and impurities, in which the content of C, Si, Mn, Ti, Nb, Al, B and W, and the arbitrary addition amount of Nb and Zr are prescribed includes a process of performing soaking processing for heating a raw pipe of the high Cr-high Ni alloy tube to 1,180°C or more in the heat-treatment after cold-working and, thereafter, cooling the pipe under conditions satisfying the relation (I) of ΔT×Δt/2≤100 (I), wherein, in the relation (I), ΔT is a temperature difference (°C) between the soaking temperature and quench-initiation temperature after the soaking and Δt is a time (min) until the quench initiation after the soaking. The high Cr-high Ni alloy (2) having the chemical composition described above and having a Cr deposition amount of 0.3% or less is also provided.
摘要翻译：要解决的问题：提供一种制造高Cr高Ni合金管的方法，其在制造过程中不会导致20℃的夏氏冲击强度的劣化，并且具有优选的韧性，并且提供高Cr高的Ni合金管具有优选的韧性。解决方案：用于制造高Cr高Ni合金管的方法（1），其包含44％至52％的Ni，22％至32％的Cr，余量为Fe和杂质，其中C，Si ，Mn，Ti，Nb，Al，B和W以及Nb和Zr的任意添加量包括将高Cr高Ni合金管的原料管加热至1180℃的均热处理的工序，在冷加工后的热处理中更多，然后在满足关系式（I）ΔT×Δt/2≤100（I）的条件下冷却管，其中，在关系式（I）中，ΔT为温度浸泡后的均热温度和淬火温度之间的差（℃）和Δt为a 时间（min），直到浸泡后的淬火开始。还提供了具有上述化学组成并且Cr沉积量为0.3％以下的高Cr高Ni合金（2）。

2. 发明专利

JP2009144203A Austenitic high alloy-welded joint and austenitic high alloy welding material 有权
标题翻译：奥氏体合金焊接接头和奥氏体高合金焊接材料
公开(公告)号：JP2009144203A
公开(公告)日：2009-07-02
申请号：JP2007323199
申请日：2007-12-14
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： KOUSU TAKAHIRO , OGAWA KAZUHIRO , OKADA KOICHI
IPC分类号： C22C19/05 , B23K35/30 , C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide an austenitic stainless high alloy-welded joint excellent in welding surface crack-resistance, in spite of a high P content and perfectly austenite-solidification.
SOLUTION: A basic material and welding metal for austenitic high alloy-welded joint, is composed of >0.3% to 2.0% C, ≤4.0% Si, 0.10-3.0% Mn, >20% to 80% Ni, 0.001-5% Al, ≤0.3% N, wherein the formula of [C≥0.6×P+0.27] is satisfied, and the balance Fe with impurities. Therein, in the elemental symbols in the above formula show the content with mass% of each element. The material may contain one or more selected among the following (1) group and (2) group, (1) group: one or more elements among ≤5% Cu, ≤10% Mo, ≤10% W, ≤2% V, ≤3% Nb, ≤3% Ti, ≤8% Ta, ≤1% Zr, ≤1% Hf, ≤15% Co, ≤0.03% B, and (2) group: one or more elements among ≤0.05% Ca, ≤0.05% Mg, ≤0.3% REM.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：尽管P含量高，奥氏体凝固完全，但是提供焊接表面抗裂性优异的奥氏体不锈钢高合金焊接接头。
解决方案：奥氏体高合金焊接接头的基本材料和焊接金属，由> 0.3％〜2.0％C，≤4.0％Si，0.10-3.0％Mn，20％〜80％Ni，0.001 -5％Al，≤0.3％N，其中[C≥0.6×P + 0.27]的式满足，余量为Fe与杂质。其中，上述式中的元素符号表示各元素的质量％的含量。该材料可以包含以下（1）组和（2）组，（1）组中的一种或多种：≤5％Cu，≤10％Mo，≤10％W，≤2％V ，≤3％Nb，≤3％Ti，≤8％Ta，≤1％Zr，≤1％Hf，≤15％Co，≤0.03％B和（2）组：≤0.05％ Ca，≤0.05％Mg，≤0.3％REM。版权所有（C）2009，JPO＆INPIT

3. 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

4. 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

5. 发明专利

JP2004300532A Welded joint of tempered martensitic heat resistant steel 有权
公开(公告)号：JP2004300532A
公开(公告)日：2004-10-28
申请号：JP2003095742
申请日：2003-03-31
申请人： Mitsubishi Heavy Ind Ltd , National Institute For Materials Science , Sumitomo Metal Ind Ltd , 三菱重工業株式会社 , 住友金属工業株式会社 , 独立行政法人物質・材料研究機構
发明人： TABUCHI MASAAKI , OKADA KOICHI , KONDO MASAYUKI , TSUKAMOTO SUSUMU , ABE FUJIO
IPC分类号： B23K9/00 , C22C38/00 , C22C38/32 , C22C38/54
CPC分类号： C22C38/22 , C22C38/02 , C22C38/04 , C22C38/24 , C22C38/26 , C22C38/30
摘要： PROBLEM TO BE SOLVED: To suppress the formation of a HAZ (Heat Affected Zone) fine-grained part in which creep strength remarkably reduces.
SOLUTION: The creep strength of the fine-grained part in the weld-heat affected zone of a heat resistant steel having a tempered martensitic structure is ≥90% of that of a base material.
COPYRIGHT: (C)2005,JPO&NCIPI

6. 发明专利

JP2007314780A Lubricant composition for hot plastic working 有权
标题翻译：用于热塑性工作的润滑剂组合物
公开(公告)号：JP2007314780A
公开(公告)日：2007-12-06
申请号：JP2007114859
申请日：2007-04-24
申请人： Sumitomo Metal Ind Ltd , Takara Standard Co Ltd , タカラスタンダード株式会社 , 住友金属工業株式会社
发明人： SHIMODA KAZUMUNE , YAMAKAWA TOMIO , OKADA KOICHI , HIDAKA YASUYOSHI , IIDA SUMIO , DOHARA TADASHI , MATSUMOTO KEIJI , MURAKAMI KOSUKE , TAKEUCHI KENJI , AKIYAMA SHUICHI
IPC分类号： C10M173/00 , B21C23/08 , B21C23/32 , C10M103/06 , C10M125/30 , C10N20/02 , C10N30/00 , C10N30/02 , C10N40/20
摘要： PROBLEM TO BE SOLVED: To provide a lubricant composition for hot plastic working, which can protect the surface of a material to be worked in the hot plastic working and can prevent the formation of scales and scratches. SOLUTION: This lubricant composition for the hot plastic working comprises plural kinds of glass frit having different softening points. At least one kind of the glass frit among the plural kinds of the glass frit has a viscosity of 10 3 to 10 6 dPa*s at 1200°C, and the other kind of the glass frit has a viscosity of 103 to 106 dPa*s at 700°C. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于热塑性加工的润滑剂组合物，其可以在热塑性加工中保护待加工材料的表面，并且可以防止形成鳞屑和划痕。解决方案：用于热塑性加工的润滑剂组合物包括具有不同软化点的多种玻璃料。多种玻璃料中的玻璃料中至少有一种玻璃料在1200℃下的粘度为10 3 dPa * s，另一种玻璃料的种类在700℃下的粘度为103〜106dPa·s。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2007270265A Method for manufacturing duplex stainless steel seamless pipe 有权
标题翻译：制造双相不锈钢无缝管的方法
公开(公告)号：JP2007270265A
公开(公告)日：2007-10-18
申请号：JP2006097447
申请日：2006-03-31
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： HIRASE NAOYA , NAKANISHI TETSUYA , SHIMODA KAZUMUNE , OKADA KOICHI , YAMAKAWA TOMIO , HIDAKA YASUYOSHI
IPC分类号： C21D9/00 , B21B23/00 , C21D1/70 , C21D6/00 , C21D8/10 , C22C38/00 , C22C38/58
CPC分类号： B21B23/00 , B21B19/04 , C21D1/70 , C21D1/74 , C21D9/08 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/44
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a duplex stainless steel seamless pipe with which the development of outer surface flaw can be prevented by restraining the development of oxidized scale on the surface of a duplex stainless steel billet during heating.
SOLUTION: Average sulfur dioxide (SO
2 ) gas concentration in the atmosphere in a heating furnace, is made to be ≤0.01 vol% and also, the billet is heated under condition of the heating time in the furnace of 1.5-4.0 hr and the heating temperature of 1250-1320°C.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种双相不锈钢无缝管的制造方法，通过在加热期间抑制双相不锈钢坯料的表面上的氧化皮的发展，可以防止外表面缺陷的发展。解决方案：加热炉中气氛中的平均二氧化硫（SO 2 ）气体浓度为≤0.01vol％，并且在加热时间条件下加热坯料在炉中为1.5-4.0小时，加热温度为1250-1320℃。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2007084837A Two-phase stainless steel excellent in hot-workability 有权
标题翻译：两相不锈钢在耐热性方面表现优异
公开(公告)号：JP2007084837A
公开(公告)日：2007-04-05
申请号：JP2005271307
申请日：2005-09-20
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： OKADA KOICHI , IGARASHI MASAAKI
IPC分类号： C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a high corrosion resistant two-phase stainless steel having excellent hot-workability in spite of high content of N.
SOLUTION: This two-phase stainless steel excellent in the hot-workability, contains, by mass, ≤0.03% C, 0.1-2.0% Si, 0.1-2.0% Mn, ≤0.05% P, ≤0.03% S, 20-30% Cr, 1-11% Ni, 0.05-3.0% Cu, 0.005-0.5% Nd, 0.001-0.1% sol.Al, 0.1-0.5% N and one or both of 0.5-6% Mo and 1-10% W and the balance Fe with impurities. This steel may further contain, one or more kinds among, by mass, 0.0005-0.05% B, 0.0005-0.05% Ca, 0.0005-0.5% Mg and 0.0005-0.1% REM except Nd.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供尽管氮含量高的热加工性优异的高耐腐蚀两相不锈钢。解决方案：热加工性优异的两相不锈钢，含有≤0.03％C，0.1-2.0％Si，0.1-2.0％Mn，≤0.05％P，≤0.03％S，20-30％Cr，1-11％Ni，0.05-3.0％Cu， 0.005-0.5％Nd，0.001-0.1％sol.Al，0.1-0.5％N和0.5-6％Mo和1-10％W中的一种或两种，余量为Fe和杂质。除了Nd以外，该钢还可以含有0.0005〜0.05％的B，0.0005〜0.05％的Ca，0.0005〜0.5％的Mg和0.0005〜0.1％的REM中的一种或多种。版权所有（C）2007，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

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

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