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31. 发明授权

US08225843B2 Continuous casting mold and continuous casting method of round billet 有权
标题翻译：连续铸造模具和圆坯坯连铸法
公开(公告)号：US08225843B2
公开(公告)日：2012-07-24
申请号：US12579495
申请日：2009-10-15
申请人： Masayuki Kawamoto , Yuichi Tsukaguchi , Masahito Hanao , Atsushi Hirata , Hiroshi Hayashi , Manabu Adachi
发明人： Masayuki Kawamoto , Yuichi Tsukaguchi , Masahito Hanao , Atsushi Hirata , Hiroshi Hayashi , Manabu Adachi
IPC分类号： B22D11/08
CPC分类号： B22D11/043 , B22D11/108
摘要： In a mold for casting a billet with a curved type continuous casting apparatus, D0 (m) is an inner diameter at a lower mold edge and R0 (m) is a curvature radius of an outer curvature side at the lower mold edge. When a rate of change Tp (%/m) in mold inner diameter per unit length along a casting direction is Tp=(1/D0)×(dD/dx)×100 (%/m), and when a rate of change Rp (%/m) in curvature radius of an outer curvature side per unit length along the casting direction is Rp=(1/R0)×(dR/dx)×100 (%/m), the rate of change Tp in mold inner diameter and the rate of change Rp in curvature radius satisfy a relationship expressed Rp=(Tp/2)×(D0/R0), where D is a mold inner diameter at a distance x away from an upper mold edge and R in Formula 2 is a curvature radius of the outer curvature side at the distance x.
摘要翻译：在用弯曲型连续铸造设备铸造坯料的模具中，D0（m）是下模具边缘处的内径，R0（m）是下模具边缘处的外曲率侧的曲率半径。当沿着铸造方向的每单位长度的模具内径的变化率Tp（％/ m）为Tp =（1 / D0）×（dD / dx）×100（％/ m）时，当变化率 Rp =（1 / R0）×（dR / dx）×100（％/ m），模具中的每单位长度的外曲率侧的曲率半径的Rp（％/ m）内径和曲率半径的变化率Rp满足表示为Rp =（Tp / 2）×（D0 / R0）的关系，其中D是距离上模边缘距离x的模具内径和式 2是距离x处的外曲率侧的曲率半径。

32. 发明授权

US08220811B2 Arm material and a method for its manufacture 有权
标题翻译：手臂材料及其制造方法
公开(公告)号：US08220811B2
公开(公告)日：2012-07-17
申请号：US12769899
申请日：2010-04-29
申请人： Naoaki Shimada , Michitaka Yoshida
发明人： Naoaki Shimada , Michitaka Yoshida
IPC分类号： B60G3/04 , B60G3/18 , B21D9/00
CPC分类号： B21D53/88 , B21D7/08 , B21D7/16 , B60G7/001 , B60G2200/13 , B60G2206/122 , B60G2206/8103
摘要： An arm material for an upper arm or a lower arm is provided which constitutes a double wishbone suspension or the like of an automobile and which has a flat, hollow, closed cross-sectional shape and enables further decreases in size, decreases in weight, and increases in strength.An arm material for an automobile suspension has a body made from a parts material made by metal. The parts material made by metal has a flat, hollow, closed cross-sectional shape having a pair of opposing long sides and is formed from a single member in its lengthwise direction. The body has at least a first bent portion which is bent in a plane roughly parallel to the pair of long sides.
摘要翻译：提供了用于上臂或下臂的臂材料，其构成汽车的双叉骨悬挂等，并且具有平坦的，中空的，封闭的横截面形状，并且能够进一步减小尺寸，减轻重量，以及力量增加。用于汽车悬架的臂材料具有由金属制成的零件材料制成的主体。由金属制成的零件材料具有平坦的，中空的，封闭的横截面形状，具有一对相对的长边，并且在其长度方向上由单一构件形成。主体具有至少第一弯曲部分，该第一弯曲部分在大致平行于该对长边的平面中弯曲。

33. 发明授权

US08215142B2 Elongation rolling control method 有权
标题翻译：伸长滚动控制方法
公开(公告)号：US08215142B2
公开(公告)日：2012-07-10
申请号：US13075522
申请日：2011-03-30
申请人： Hiroyuki Iwamoto
发明人： Hiroyuki Iwamoto
IPC分类号： B21B37/16 , B21B37/56 , B21B37/58
CPC分类号： B21B37/78 , B21B38/08
摘要： An elongation rolling control method is provided which can manufacture a hollow shell of high dimensional accuracy and can suppress rolling problems. It is an elongation rolling control method in which the groove bottom wall thickness of a hollow shell P in stand #1 having an ultrasonic wall thickness wall gauge 1 installed between it and stand #2 is measured, the outer diameter of a mandrel bar B is calculated based on the set value of the roll gap in stand #1 and the groove bottom wall thickness of the hollow shell P, the location in the lengthwise direction of the mandrel bar B for which the outer diameter was calculated is determined based on positional information on a bar retainer BR, the distribution in the lengthwise direction of the outer diameter of the mandrel bar is calculated by repeating the above steps, the location in the lengthwise direction of the mandrel bar which contacts the hollow shell in a subsequent stand is determined based on positional information on the bar retainer, and the roll gap in the subsequent stand is set based on the outer diameter of the determined location in the lengthwise direction of the mandrel bar.
摘要翻译：提供一种能够制造高尺寸精度的中空壳并能够抑制轧制问题的伸长率轧制控制方法。作为延伸轧制控制方法，其中测量具有安装在其与支架＃2之间的超声波壁厚壁规1的支架＃1中的中空壳体P的槽底壁厚度，芯棒B的外径为基于支架＃1中的辊间隙的设定值和中空壳体P的槽底壁厚度计算出的，计算出外径的芯棒B的长度方向的位置基于位置信息在棒保持器BR上，通过重复上述步骤来计算芯棒的外径的长度方向的分布，基于随后的支架中的与中空壳接触的芯棒的长度方向的位置确定关于杆保持器上的位置信息，并且后续支架中的辊间隙基于在m的长度方向上的确定位置的外径来设定 rel吧。

34. 发明申请

US20120118441A1 METHOD OF MANUFACTURING HEAVY-WALL SEAMLESS STEEL PIPE 有权
标题翻译：制造重型无缝钢管的方法
公开(公告)号：US20120118441A1
公开(公告)日：2012-05-17
申请号：US13354609
申请日：2012-01-20
申请人： Kunio KONDO , Yuji Arai
发明人： Kunio KONDO , Yuji Arai
IPC分类号： C21D9/08
CPC分类号： C21D9/14 , C21D1/42 , C21D8/105 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/22 , C22C38/24 , C22C38/26 , C22C38/42 , C22C38/44 , C22C38/46 , C22C38/48 , Y02P10/253
摘要： A steel pipe with a wall thickness over 30 mm is subjected to heat treatment of quenching and tempering using a temperature range of at least not less than 750° C. during the heating stage, makes it possible to obtain a heavy-wall seamless steel pipe having excellent toughness by resulting grain refinement. Quenching is by performing water cooling after heating the steel pipe to a temperature in the range of not less than 900° C. to not more than 1000° C. by using, as a heating means, induction heating at a frequency of not more than 200 Hz. Tempering is performed at a temperature in the range of not less than 500° C. to not more than 750° C. Preferably, after the heating by induction heating, a soaking treatment is performed in the temperature range of not less than 900° C. to not more than 1000° C. for 10 minutes or less followed by water cooling.
摘要翻译：在加热阶段期间，使用壁厚30mm以上的钢管进行淬火回火热处理，至少不低于750℃的温度范围，可以获得厚壁无缝钢管由于晶粒细化而具有优异的韧性。淬火是在将钢管加热至不低于900℃至不超过1000℃的温度下进行水冷，通过以加热方式使用频率不大于 200 Hz。回火在不低于500℃至不超过750℃的温度下进行。优选地，在通过感应加热加热之后，在不低于900℃的温度范围内进行均热处理在1000℃以上10分钟以下，然后水冷却。

35. 发明申请

US20120104666A1 COOLING APPARATUS OF STEEL SHEET, AND MANUFACTURING APPARATUS AND MANUFACTURING METHOD OF HOT-ROLLED STEEL SHEET 有权
标题翻译：钢板冷却装置，热轧钢板的制造装置及制造方法
公开(公告)号：US20120104666A1
公开(公告)日：2012-05-03
申请号：US13300895
申请日：2011-11-21
申请人： Kazuaki Kobayashi , Tomofumi Hosho , Yoichi Haraguchi
发明人： Kazuaki Kobayashi , Tomofumi Hosho , Yoichi Haraguchi
IPC分类号： C21D1/667
CPC分类号： B21B45/0218 , B21B39/14 , B21B45/0233 , B21B45/0293 , Y02P70/133
摘要： A cooling apparatus of a steel sheet, which is excellent in discharging water without hindering the movement of a steel sheet, is disposed on a lower process side of a final stand in a row of hot finish rolling mills. The apparatus includes a plurality of cooling nozzles arranged to cool a steel sheet transported on transporting rolls, wherein the cooling nozzles are arranged on upper and lower surface sides of an area in which the steel sheet passes. A lower surface guide is arranged on the lower surface side with the lower surface guide comprising inlet holes through which cooling water sprayed from the cooling nozzles on the lower surface side passes and outlet holes through which the cooling water passes, dropping downwardly to be discharged. The inlet holes and the outlet holes are arranged alternately in a moving direction of the steel sheet.
摘要翻译：在一排热精轧机的最终支架的下工序侧设置钢板的冷却装置，该钢板的排水性优异而不阻碍钢板的移动。该设备包括多个冷却喷嘴，其布置成冷却在输送辊上运输的钢板，其中冷却喷嘴布置在钢板通过的区域的上表面和下表面侧。下表面引导件设置在下表面侧，下表面引导件包括从下表面侧的冷却喷嘴喷射的冷却水通过的入口孔和冷却水通过的出口孔，向下排出以排出。入口孔和出口孔沿钢板的移动方向交替布置。

36. 发明授权

US08168014B2 Method for manufacturing martensitic stainless steel pipe or tube 有权
标题翻译：制造马氏体不锈钢管或管的方法
公开(公告)号：US08168014B2
公开(公告)日：2012-05-01
申请号：US12593677
申请日：2008-03-26
申请人： Nobuyuki Mori
发明人： Nobuyuki Mori
IPC分类号： C21D9/08
CPC分类号： C22C38/40 , C21D6/00 , C21D8/105 , C21D9/08 , C21D2211/008 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/46
摘要： The method for manufacturing a martensitic stainless pipe includes heating the steel pipe until the external surface temperature thereof reaches a predetermined temperature not lower than A3 transformation point+20° C. and not higher than 980° C. The heated steel pipe is first water cooled until the external surface temperature thereof reaches a predetermined temperature not lower than 350° C. The water cooled steel pipe is air cooled until the external surface temperature thereof reaches a predetermined temperature not higher than 250° C. The air cooled steel pipe is either water or air cooled until the external surface temperature thereof reaches normal temperature. The cooling rate of the steel pipe in the first cooling step is determined according to the wall thickness of the steel pipe so that the amount of heat recuperation for the external surface temperature of the steel pipe in the second cooling step is not higher than 50° C.
摘要翻译：制造马氏体不锈钢管的方法包括加热钢管，直到其外表面温度达到不低于A3相变点+20℃且不高于980℃的预定温度。加热的钢管首先被水冷直到其外表面温度达到不低于350℃的预定温度。水冷钢管被空气冷却直到其外表面温度达到不高于250℃的预定温度。空气冷却钢管是水或空气冷却直到其外表面温度达到正常温度。第一冷却工序中的钢管的冷却速度根据钢管的壁厚确定，使得第二冷却工序中钢管的外表面温度的热回收量不高于50° C。

37. 发明申请

US20120092005A1 ROTARY EDDY CURRENT TESTING PROBE DEVICE 有权
标题翻译：旋转EDDY电流测试探头设备
公开(公告)号：US20120092005A1
公开(公告)日：2012-04-19
申请号：US13286429
申请日：2011-11-01
申请人： Takashi HIBINO , Takashi Fujimoto , Shigeki Namekata , Keisuke Komatsu , Yoshiyuki Nakao , Makoto Takata , Makoto Sakamoto
发明人： Takashi HIBINO , Takashi Fujimoto , Shigeki Namekata , Keisuke Komatsu , Yoshiyuki Nakao , Makoto Takata , Makoto Sakamoto
IPC分类号： G01N27/90
CPC分类号： G01N27/902 , G01N27/904
摘要： A rotary eddy current flaw detection probe device has a plurality of Θ-shaped eddy current flaw detection probes attached in a rotating disc for detecting flaws in all directions regardless of the flaw direction. Four Θ-shaped eddy current testing probes P11 to P22 are arranged around the rotation center Ds1 of a rotating disc 111, and are embedded in the disc 111. The coil planes of detector coils Ds11 to Ds22 of the testing probes P11 to P22 are parallel with each other, and are perpendicular to the rotation plane of the rotating disc 111. The coil planes of the detector coils incline at an angle θ relative to a line Y passing through the centers Ps11 and Ps12 of the probes P11 and P12. The detector coils Dc11 and Dc12 are cumulatively connected to each other, and the detector coils Dc21 and Dc22 are differentially connected to each other.
摘要翻译：旋转涡流探伤探针装置具有多个Θ形的涡流探伤探针，其安装在旋转盘中，用于检测各个方向的瑕疵，而不管瑕疵方向如何。四个Θ形涡流测试探针P11至P22围绕旋转盘111的旋转中心Ds1布置，并被嵌入盘111中。测试探针P11至P22的检测器线圈Ds11至Ds22的线圈平面平行彼此垂直于旋转盘111的旋转平面。检测器线圈的线圈平面以一定角度倾斜; 相对于穿过探针P11和P12的中心Ps11和Ps12的线Y。检测器线圈Dc11和Dc12彼此累积连接，检测线圈Dc21和Dc22彼此差分连接。

38. 发明授权

US08158274B2 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：US08158274B2
公开(公告)日：2012-04-17
申请号：US13093168
申请日：2011-04-25
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。

39. 发明授权

US08157930B2 Martensitic stainless steel 有权
标题翻译：马氏体不锈钢
公开(公告)号：US08157930B2
公开(公告)日：2012-04-17
申请号：US10798855
申请日：2004-03-12
申请人： Hisashi Amaya , Kunio Kondo , Masakatsu Ueda , Keiichi Nakamura , Takahiro Kushida , Kazuyo Kushida, legal representative
发明人： Hisashi Amaya , Kunio Kondo , Masakatsu Ueda , Keiichi Nakamura , Takahiro Kushida
IPC分类号： C22C38/22 , C21D8/02
CPC分类号： C22C38/44 , C22C38/001 , C22C38/002 , C22C38/04 , C22C38/42
摘要： A martensitic stainless steel comprising C: 0.01-0.10%, Si: 0.05-1.0%, Mn: 0.05-1.5%, P: not more than 0.03%, S: not more than 0.01%, Cr: 9-15%, Ni: 0.1-4.5%, Al: not more than 0.05% and N: not more than 0.1% in mass %, and further comprising at least one of Cu: 0.05-5% and Mo: 0.05-5%, the residual being Fe and impurities, is provided, wherein the contents of Cu and Mo satisfy the following formula (a) or (b), 0.2%≦Mo+Cu/4≦5% (a) 0.55%≦Mo+Cu/4≦5% (b) and wherein the hardness is 30-45 in HRC and the carbide amount in grain boundaries of the prior austenite is not more than 0.5 volume %. The marensitic stainless steel has excellent properties regarding the sulfide stress cracking resistance, the resistance to corrosive wear and the localized corrosion.
摘要翻译：一种马氏体不锈钢，其包含C：0.01〜0.10％，Si：0.05〜1.0％，Mn：0.05〜1.5％，P：0.03％以下，S：0.01％以下，Cr：9〜15％，Ni ：0.1-4.5％，Al：0.05％以下，N：0.1质量％以下，进一步含有Cu：0.05〜5％和Mo：0.05〜5％中的至少一种，残留物为Fe 提供Cu和Mo的含量满足下式（a）或（b）：0.2％＆lt; NlE; Mo + Cu / 4＆nlE; 5％（a）0.55％＆nlE; Mo + Cu / 4＆ 5％（b），硬度在HRC中为30-45，前奥氏体的晶界中的碳化物量不大于0.5体积％。锰矿不锈钢具有耐硫化物应力开裂性，耐腐蚀性和局部腐蚀性等优异性能。

40. 发明申请

US20120067129A1 ULTRASONIC TESTING APPARATUS FOR PIPE OR TUBE END PORTION 有权
标题翻译：用于管道或管道端部的超声波测试装置
公开(公告)号：US20120067129A1
公开(公告)日：2012-03-22
申请号：US13239511
申请日：2011-09-22
申请人： Kenji Fujiwara , Hiroshi Kubota , Tomoyuki Obata , Masaki Yamano
发明人： Kenji Fujiwara , Hiroshi Kubota , Tomoyuki Obata , Masaki Yamano
IPC分类号： G01N29/04
CPC分类号： G01N29/28 , G01N29/225 , G01N29/275 , G01N2291/052 , G01N2291/056 , G01N2291/103 , G01N2291/2634
摘要： An ultrasonic testing apparatus for a pipe end portion, which enables accurate ultrasonic testing, comprises an ultrasonic probe disposed under the pipe end portion. The probe 1 transmits ultrasonic waves to the pipe end portion and receives the ultrasonic waves therefrom. A probe holder houses the probe which is disposed under the pipe end portion to face the pipe end portion and follows the pipe rotation. The probe holder comprises a coupling medium reserver part that surrounds a space between the probe and the pipe end portion to contain a coupling medium therein and comprises a coupling medium reserver part body into which the coupling medium is supplied. An annular bellows part, which communicates with the reserver part body, can expand and contract vertically and an annular spacer, which is attached to the upper side of the bellows part and an upper surface thereof has a flat horizontal surface.
摘要翻译：一种用于管端部的超声波测试装置，其能够进行精确的超声波测试，包括设置在管端部下方的超声波探头。探针1将超声波发送到管端部并从其接收超声波。探针架容纳设置在管端部下面以与管端部相对并且跟随管旋转的探针。探头支架包括耦合介质储存器部分，其围绕探针和管端部分之间的空间，以在其中容纳耦合介质，并且包括联接介质保留部分主体，耦合介质被供应到耦合介质保留部分主体中。与储存部件主体连通的环状波纹管部分可以垂直地膨胀和收缩，并且附接到波纹管部分的上侧的环形间隔件及其上表面具有平坦的水平表面。

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