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1. 发明授权

US08613817B2 Method for producing duplex stainless steel seamless pipe 有权
标题翻译：双相不锈钢无缝管生产方法
公开(公告)号：US08613817B2
公开(公告)日：2013-12-24
申请号：US12225545
申请日：2007-03-23
申请人： Naoya Hirase , Tetsuya Nakanishi , Kazuhiro Shimoda , Hirokazu Okada , Tomio Yamakawa , Yasuyoshi Hidaka
发明人： Naoya Hirase , Tetsuya Nakanishi , Kazuhiro Shimoda , Hirokazu Okada , Tomio Yamakawa , Yasuyoshi Hidaka
IPC分类号： C21D9/08 , C21D9/00
CPC分类号： B21B23/00 , B21B19/04 , C21D1/70 , C21D1/74 , C21D9/08 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/44
摘要： The present invention is to provide a method for producing duplex stainless steel seamless pipe in which a duplex stainless steel billet can be inhibited from generating an oxide scale on the surface thereof during heating and the generation of outer surface flaw can also be prevented. The billet is heated in the a heating furnace for 1.5 hours or more and 4.0 hours or less at a heating temperature of 1250° C. or more and 1320° C. or less while regulating the average concentration of sulfur dioxide (SO2) gas in the atmosphere within the furnace to 0.01 volume % or less.
摘要翻译：本发明提供一种双相不锈钢无缝管的制造方法，其中可以抑制双相不锈钢坯料在加热时在其表面上产生氧化皮，并且还可以防止外表面缺陷的产生。在1250℃以上1320℃以下的加热温度下，在加热炉中将钢坯加热1.5小时以上4.0小时以上，同时调节二氧化硫（SO2）气体的平均浓度炉内气氛为0.01体积％以下。

2. 发明申请

US20090218014A1 Method for Producing Duplex Stainless Steel Seamless Pipe 有权
标题翻译：生产双相不锈钢无缝管的方法
公开(公告)号：US20090218014A1
公开(公告)日：2009-09-03
申请号：US12225545
申请日：2007-03-23
申请人： Naoya Hirase , Tetsuya Nakanishi , Kazuhiro Shimoda , Hirokazu Okada , Tomio Yamakawa , Yasuyoshi Hidaka
发明人： Naoya Hirase , Tetsuya Nakanishi , Kazuhiro Shimoda , Hirokazu Okada , Tomio Yamakawa , Yasuyoshi Hidaka
IPC分类号： C21D8/10
CPC分类号： B21B23/00 , B21B19/04 , C21D1/70 , C21D1/74 , C21D9/08 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/44
摘要： The present invention is to provide a method for producing duplex stainless steel seamless pipe in which a duplex stainless steel billet can be inhibited from generating an oxide scale on the surface thereof during heating and the generation of outer surface flaw can also be prevented. The billet is heated in the a heating furnace for 1.5 hours or more and 4.0 hours or less at a heating temperature of 1250° C. or more and 1320° C. or less while regulating the average concentration of sulfur dioxide (SO2) gas in the atmosphere within the furnace to 0.01 volume % or less.
摘要翻译：本发明提供一种双相不锈钢无缝管的制造方法，其中可以抑制双相不锈钢坯料在加热时在其表面上产生氧化皮，并且还可以防止外表面缺陷的产生。在1250℃以上1320℃以下的加热温度下，在加热炉中将钢坯加热1.5小时以上4.0小时以上，同时调节二氧化硫（SO2）气体的平均浓度炉内气氛为0.01体积％以下。

3. 发明授权

US08863564B2 Lubricant composition for hot metal working and method of hot metal working using the same 有权
标题翻译：用于热金属加工的润滑剂组合物及使用其的热金属加工方法
公开(公告)号：US08863564B2
公开(公告)日：2014-10-21
申请号：US12296518
申请日：2007-03-29
申请人： Kazuhiro Shimoda , Tomio Yamakawa , Kazutaka Asabe , Hirokazu Okada , Yasuyoshi Hidaka , Sumio Iida , Naoya Hirase , Kenji Takeuchi , Shuichi Akiyama
发明人： Kazuhiro Shimoda , Tomio Yamakawa , Kazutaka Asabe , Hirokazu Okada , Yasuyoshi Hidaka , Sumio Iida , Naoya Hirase , Kenji Takeuchi , Shuichi Akiyama
IPC分类号： B21B45/02 , C10M173/02 , B21D3/04 , B23P25/00 , B32B15/00 , B32B9/00 , B21B19/04 , B21B25/04
CPC分类号： C10M173/02 , B21B19/04 , B21B25/04 , C10M2201/041 , C10M2201/05 , C10M2201/062 , C10M2201/103 , C10M2201/12 , C10N2220/022 , C10N2230/06 , C10N2240/403 , C10N2240/404 , C10N2240/409 , C10N2250/121 , Y10T29/49885 , C10N2210/03 , C10N2210/01 , C10N2210/02
摘要： The present invention provides a lubricant composition for hot metal working which is capable of inhibiting generation of flaws on the surface of materials to be provided for hot metal working, and provides a method of hot metal working. The invention provides a lubricant composition for hot metal working comprising a plurality of glass frits respectively having different softening point from each other.
摘要翻译：本发明提供了一种用于热金属加工的润滑剂组合物，其能够抑制用于热金属加工的材料的表面上的缺陷的产生，并且提供了一种热金属加工方法。本发明提供了一种用于热金属加工的润滑剂组合物，其包括分别具有彼此不同软化点的多个玻璃料。

4. 发明申请

US20090301151A1 LUBRICANT COMPOSITION FOR HOT METAL WORKING AND METHOD OF HOT METAL WORKING USING THE SAME 有权
标题翻译：用于热金属加工的润滑剂组合物及使用该金属加工的热金属加工方法
公开(公告)号：US20090301151A1
公开(公告)日：2009-12-10
申请号：US12296518
申请日：2007-03-29
申请人： Kazuhiro Shimoda , Tomio Yamakawa , Kazutaka Asabe , Hirokazu Okada , Yasuyoshi Hidaka , Sumio Iida , Naoya Hirase , Kenji Takeuchi , Suichi Akiyama
发明人： Kazuhiro Shimoda , Tomio Yamakawa , Kazutaka Asabe , Hirokazu Okada , Yasuyoshi Hidaka , Sumio Iida , Naoya Hirase , Kenji Takeuchi , Suichi Akiyama
IPC分类号： B21B45/02 , C03C8/22
CPC分类号： C10M173/02 , B21B19/04 , B21B25/04 , C10M2201/041 , C10M2201/05 , C10M2201/062 , C10M2201/103 , C10M2201/12 , C10N2220/022 , C10N2230/06 , C10N2240/403 , C10N2240/404 , C10N2240/409 , C10N2250/121 , Y10T29/49885 , C10N2210/03 , C10N2210/01 , C10N2210/02
摘要： The present invention provides a lubricant composition for hot metal working which is capable of inhibiting generation of flaws on the surface of materials to be provided for hot metal working, and provides a method of hot metal working. The invention provides a lubricant composition for hot metal working comprising a plurality of glass frits respectively having different softening point from each other.
摘要翻译：本发明提供了一种用于热金属加工的润滑剂组合物，其能够抑制用于热金属加工的材料的表面上的缺陷的产生，并且提供了一种热金属加工方法。本发明提供了一种用于热金属加工的润滑剂组合物，其包括分别具有彼此不同软化点的多个玻璃料。

5. 发明申请

US20120031534A1 METHOD FOR PRODUCING HIGH-STRENGTH Cr-Ni ALLOY SEAMLESS PIPE 审中-公开
标题翻译：生产高强度Cr-Ni合金无缝管的方法
公开(公告)号：US20120031534A1
公开(公告)日：2012-02-09
申请号：US13245110
申请日：2011-09-26
申请人： Yohei OTOME , Masaaki Igarashi , Hirokazu Okada , Kunio Kondo , Masayuki Sagara , Kazuhiro Shimoda
发明人： Yohei OTOME , Masaaki Igarashi , Hirokazu Okada , Kunio Kondo , Masayuki Sagara , Kazuhiro Shimoda
IPC分类号： C21D9/08 , C21D6/00
CPC分类号： C21D8/10 , C21D6/004 , C22C1/002
摘要： A method for producing a high-strength Cr—Ni alloy seamless pipe comprising preparing an alloy billet with a chemical composition consisting, by mass %, of C: 0.05% or less, Si: 1.0% or less, Mn: less than 3.0%, P: 0.005% or less, S: 0.005% or less, Cu: 0.01 to 4.0%, Ni: 25% or more and less than 35%, Cr: 20 to 30%, Mo: 0.01% or more and less than 4.0%, N: 0.10 to 0.30%, Al: 0.03 to 0.30%, O (oxygen): 0.01% or less, REM (rare earth metal): 0.01 to 0.20%, and the balance being Fe and impurities, and satisfying the formula N×P/REM≦0.10, wherein P, N and REM represent the contents (mass %) of P, N and REM, respectively. The pipe is hot worked using cross roll piercing, solution heat treated, and cold worked. The pipe is excellent in hot workability, stress corrosion cracking and does not laminate during cross piercing.
摘要翻译：一种高强度Cr-Ni合金无缝管的制造方法，其特征在于，以质量％计含有C：0.05％以下，Si：1.0％以下，Mn：小于3.0％的化合物组成的合金坯，，P：0.005％以下，S：0.005％以下，Cu：0.01〜4.0％，Ni：25％以上且不足35％，Cr：20〜30％，Mo：0.01％以上且小于 4.0％，N：0.10〜0.30％，Al：0.03〜0.30％，O（氧）：0.01％以下，REM（稀土金属）：0.01〜0.20％，余量为Fe和杂质，满足式N×P / REM＆nlE; 0.10，其中P，N和REM分别表示P，N和REM的含量（质量％）。管道采用横轧穿孔，溶液热处理和冷加工进行热加工。该管材具有优异的热加工性，应力腐蚀开裂性，并且在交叉穿孔期间不层压。

6. 发明授权

US08801876B2 Ni-based alloy product and producing method thereof 有权
标题翻译：镍基合金产品及其制备方法
公开(公告)号：US08801876B2
公开(公告)日：2014-08-12
申请号：US13420918
申请日：2012-03-15
申请人： Atsuro Iseda , Hiroyuki Hirata , Hirokazu Okada , Hiroyuki Semba
发明人： Atsuro Iseda , Hiroyuki Hirata , Hirokazu Okada , Hiroyuki Semba
IPC分类号： C21D11/00 , C22C19/05 , C22C30/00
CPC分类号： C22F1/10 , C22C19/05 , C22F1/00
摘要： [Problem to be Solved]A Ni-based alloy product consisting of, by mass percent, C: 0.03 to 0.10%, Si: 0.05 to 1.0%, Mn: 0.1 to 1.5%, Sol.Al: 0.0005 to 0.04%, Fe: 20 to 30%, Cr: not less than 21.0% and less than 25.0%, W: exceeding 6.0% and not more than 9.0%, Ti: 0.05 to 0.2%, Nb: 0.05 to 0.35%, and B: 0.0005 to 0.006%, the balance being Ni and impurities, the impurities being P: 0.03% or less, S: 0.01% or less, N: less than 0.010%, Mo: less than 0.5%, and Co: 0.8% or less, wherein a value of effective B (Beff) defined by the formula, Beff (%)=B−(11/14)×N+(11/48)×Ti, is 0.0050 to 0.0300%, and the rupture elongation in a tensile test at 700° C. and at a strain rate of 10−6/sec is 20% or more. This alloy may contain one or more kinds of Cu, Ta, Zr, Mg, Ca, REM, and Pd.
摘要翻译： [待解决的问题]以质量％计，C：0.03〜0.10％，Si：0.05〜1.0％，Mn：0.1〜1.5％，Sol.Al：0.0005〜0.04％，Fe ：20〜30％，Cr：21.0％以上25.0％以下，W：6.0以上9.0％以下，Ti：0.05〜0.2％，Nb：0.05〜0.35％，B：0.0005〜 0.006％，余量为Ni和杂质，杂质为P：0.03％以下，S：0.01％以下，N：小于0.010％，Mo：小于0.5％，Co：0.8％以下，其中，由公式Beff（％）= B-（11/14）×N +（11/48）×Ti定义的有效B（Beff）的值为0.0050〜0.0300％，拉伸试验中的断裂伸长率为 700℃，应变速率为10-6 /秒为20％以上。该合金可以含有Cu，Ta，Zr，Mg，Ca，REM和Pd中的一种或多种。

7. 发明授权

US07951469B2 Welding material and welded joint structure 有权
标题翻译：焊接材料和焊接接头结构
公开(公告)号：US07951469B2
公开(公告)日：2011-05-31
申请号：US12691859
申请日：2010-01-22
申请人： Takahiro Osuki , Kazuhiro Ogawa , Hirokazu Okada
发明人： Takahiro Osuki , Kazuhiro Ogawa , Hirokazu Okada
IPC分类号： B32B15/18 , C22C38/56
CPC分类号： C22C19/05 , B23K35/004 , B23K35/0261 , B23K35/30 , B23K35/304 , B23K35/3066 , B23K35/3086 , B23K35/40 , C21D8/065 , C21D9/525 , C21D2211/001 , C22C19/058 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/40 , C22C38/42 , C22C38/48 , C22C38/50 , Y10T428/12111 , Y10T428/12222 , Y10T428/12493 , Y10T428/12847 , Y10T428/12937 , Y10T428/12944 , Y10T428/12951 , Y10T428/12958 , Y10T428/12965 , Y10T428/12979
摘要： A welding material, to be used for welding a base metal made of an austenitic alloy comprising C≦2.0%, Si≦4.0%, Mn: 0.01 to 3.0%, P: more than 0.03% to not more 0.3%, S≦0.03%, Cr: 12 to 35%, Ni: 6 to 80%, sol. Al: 0.001 to 1% and N≦0.3%, with the balance being Fe and impurities to a base metal made of another austenitic alloy, which comprises C: more than 0.3% to 3.0%, Si≦4.0%, Mn≦3.0%, P≦0.03%, S≦0.03%, Cr: more than 22% to 55%, Ni: more than 30% to not more than 70%, sol. Al: 0.001 to 1% and N≦0.3%, with the balance being Fe and impurities can suppress the weld solidification cracking which occurs in an austenitic alloy having a high P content and showing fully austenitic solidification. Therefore, the said welding material can be widely used in such fields where a welding fabrication is required. The said welding material may contain a specific amount or amounts of one or more elements selected from Cu, Mo, W, V, Nb, Ti, Ta, Zr, Hf, Co, B, Ca, Mg and REM.
摘要翻译：一种焊接材料，用于焊接由奥氏体合金制成的贱金属，其包含2.0％，Si＆NlE; 4.0％，Mn：0.01至3.0％，P：大于0.03％至不大于0.3％的S＆NlE; 0.03 ％，Cr：12〜35％，Ni：6〜80％，sol。 Al：0.001〜1％，N＆lt; ll; 0.3％，余量为Fe和杂质，由另一种奥氏体合金制成的贱金属，其中C：大于0.3％至3.0％，Si＆NlE; 4.0％，Mn＆NlE; 3.0％，P＆lt; L，0.03％，S＆N，E，0.03％，Cr：大于22％至55％，Ni：大于30％至不大于70％ Al：0.001〜1％，N＆lt; ll; 0.3％，余量为Fe和杂质可以抑制在具有高P含量的奥氏体合金中发生的完全奥氏体凝固的焊接凝固裂纹。因此，所述焊接材料可以广泛地用于需要焊接加工的领域。所述焊接材料可以含有一定量或数量的选自Cu，Mo，W，V，Nb，Ti，Ta，Zr，Hf，Co，B，Ca，Mg和REM中的一种或多种元素。

8. 发明授权

US07785426B2 Welded joint of tempered martensite based heat-resistant steel 有权
标题翻译：回火马氏体型耐热钢焊接接头
公开(公告)号：US07785426B2
公开(公告)日：2010-08-31
申请号：US10551222
申请日：2004-03-31
申请人： Masaaki Tabuchi , Hirokazu Okada , Masayuki Kondo , Susumu Tsukamoto , Fujio Abe
发明人： Masaaki Tabuchi , Hirokazu Okada , Masayuki Kondo , Susumu Tsukamoto , Fujio Abe
IPC分类号： C22C38/32 , C22C38/24 , C22C38/26
CPC分类号： C22C38/22 , C22C38/02 , C22C38/04 , C22C38/24 , C22C38/26 , C22C38/30
摘要： A welded joint of a tempered martensitic heat resisting steel includes a fine-grained heat affected zone of weldment of a heat resisting steel having a tempered martensite structure which exhibits a creep strength of 90% or more of the creep strength of the base metal thereof. The welded joint is inhibited in the formation of the fine-grained HAZ exhibiting a significantly reduced creep strength.
摘要翻译：回火马氏体系耐热钢的焊接接头包括具有回火强度为90％以上的耐回火钢的焊接体的细粒热影响区域，其回火强度为其贱金属的蠕变强度。焊接接头在形成细颗粒HAZ时被抑制，表现出显着降低的蠕变强度。

9. 发明申请

US20140234155A1 Ni-BASED HEAT RESISTANT ALLOY 有权
标题翻译：镍基耐热合金
公开(公告)号：US20140234155A1
公开(公告)日：2014-08-21
申请号：US14237586
申请日：2012-07-31
申请人： Hiroyuki Semba , Hirokazu Okada , Hiroyuki Hirata , Mitsuru Yoshizawa , Atsuro Iseda
发明人： Hiroyuki Semba , Hirokazu Okada , Hiroyuki Hirata , Mitsuru Yoshizawa , Atsuro Iseda
IPC分类号： C22C19/05
CPC分类号： C22C19/056 , C22C19/05 , C22C19/051 , C22C19/055 , C22F1/10
摘要： A Ni-based heat resistant alloy as pipe, plate, rod, forgings and the like consists of C≦0.15%, Si≦2%, Mn≦3%, P≦0.03%, S≦0.01%, Cr: 15% or more and less than 28%, Mo: 3 to 15%, Co: more than 5% and not more than 25%, Al: 0.2 to 2%, Ti: 0.2% to 3%, Nd: fn to 0.08%, and O≦0.4Nd, further containing, as necessary, at least one kind of Nb, W, B, Zr, Hf, Mg, Ca, Y, La, Ce, Ta, Re and Fe of specific amounts, the balance being Ni and impurities, wherein, fn=1.7×10−5d+0.05{(Al/26.98)+(Ti/47.88)+(Nb/92.91)}. In the formula, d denotes an average grain size (μm), and each element symbol denotes the content (mass %) of that element. If the alloy contains W, Mo+(W/2)≦15% holds. The alloy has improved ductility after long-term use at high temperatures, and cracking due to welding can be avoided.
摘要翻译：作为管，板，棒，锻件等的Ni基耐热合金由C＆lt; Ll; 0.15％，Si＆NlE; 2％，Mn＆NlE; 3％，P＆NlE; 0.03％，S＆lt; 0.01％，Cr：15％多于28％，Mo：3〜15％，Co：5％以上25％以下，Al：0.2〜2％，Ti：0.2％〜3％，Nd：fn〜0.08％ O，nNE，0.4Nd，根据需要还含有特定量的Nb，W，B，Zr，Hf，Mg，Ca，Y，La，Ce，Ta，Re和Fe中的至少一种，其余为Ni和杂质，其中，fn = 1.7×10-5d + 0.05 {（Al / 26.98）+（Ti / 47.88）+（Nb / 92.91）}。式中，d表示平均粒径（μm），各元素符号表示该元素的含量（质量％）。如果合金含有W，则Mo +（W / 2）＆nlE; 15％成立。该合金在长期使用高温下具有改善的延展性，并且可以避免由于焊接引起的开裂。

10. 发明申请

US20140017111A1 HIGH-STRENGTH AUSTENITIC STAINLESS STEEL FOR HIGH-PRESSURE HYDROGEN GAS 审中-公开
标题翻译：用于高压氢气的高强度奥氏体不锈钢
公开(公告)号：US20140017111A1
公开(公告)日：2014-01-16
申请号：US14007992
申请日：2012-03-19
申请人： Tomohiko Omura , Jun Nakamura , Hirokazu Okada , Hiroyuki Semba , Yusabu Tomio , Hiroyuki Hirata , Masaaki Igarashi , Kazuhiro Ogawa , Masaaki Terunuma
发明人： Tomohiko Omura , Jun Nakamura , Hirokazu Okada , Hiroyuki Semba , Yusabu Tomio , Hiroyuki Hirata , Masaaki Igarashi , Kazuhiro Ogawa , Masaaki Terunuma
IPC分类号： C22C38/58 , C22C38/52 , C22C38/50 , C22C38/00 , C22C38/44 , C22C38/42 , C22C38/02 , C22C38/54 , C22C38/48
CPC分类号： C21D9/46 , C21D1/26 , C21D6/004 , C21D6/005 , C21D6/008 , C21D8/0226 , C21D8/0236 , C21D8/0247 , C21D2211/001 , C21D2211/004 , C22C38/001 , C22C38/002 , C22C38/004 , C22C38/005 , C22C38/02 , C22C38/06 , C22C38/42 , C22C38/44 , C22C38/46 , C22C38/48 , C22C38/50 , C22C38/52 , C22C38/54 , C22C38/58 , F16L9/02
摘要： There is provided an austenitic stainless steel for high-pressure hydrogen gas consisting, by mass percent, of C: 0.10% or less, Si: 1.0% or less, Mn: 3% or more to less than 7%, Cr: 15 to 30%, Ni: 10% or more to less than 17%, Al: 0.10% or less, N: 0.10 to 0.50%, and at least one kind of V: 0.01 to 1.0% and Nb: 0.01 to 0.50%, the balance being Fe and impurities, wherein in the impurities, the P content is 0.050% or less and the S content is 0.050% or less, the tensile strength is 800 MPa or higher, the grain size number (ASTM E112) is No. 8 or higher, and alloy carbo-nitrides having a maximum diameter of 50 to 1000 nm are contained in the number of 0.4/μm2 or larger in cross section observation.
摘要翻译：提供了一种用于高压氢气的奥氏体不锈钢，其质量百分比为C：0.10％以下，Si：1.0％以下，Mn：3％以上至小于7％，Cr：15〜 30％，Ni：10％以上至小于17％，Al：0.10％以下，N：0.10〜0.50％，V：0.01〜1.0％，Nb：0.01〜0.50％中的至少一种，余量为Fe和杂质，其中在杂质中，P含量为0.050％以下，S含量为0.050％以下，拉伸强度为800MPa以上，粒径数（ASTM E112）为8 以上，截面观察中最大直径为50〜1000nm的合金碳氮化物的含量为0.4 / m 2以上。

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