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1. 发明专利

JP2008049345A Mandrel bar cleaning facility 有权
标题翻译： MANDREL酒吧清洁设施
公开(公告)号：JP2008049345A
公开(公告)日：2008-03-06
申请号：JP2006224812
申请日：2006-08-22
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： NAKAIKE HIROTSUGU , HIDAKA YASUYOSHI , IIDA SUMIO
IPC分类号： B21B25/04 , B21B25/06
CPC分类号： B08B3/022 , B21B17/04 , B21B17/14 , B21B23/00 , B21B25/00 , B21B25/04
摘要： PROBLEM TO BE SOLVED: To provide mandrel bar cleaning facility by which carburization caused on the inside surface of a tube during elongation is effectively restrained without hindering an operation.
SOLUTION: This mandrel bar cleaning facility 15 cleans a mandrel bar B which is pulled out of a mandrel bar conveying line after being used for the elongation of a tube in a mandrel mill 8. The mandrel bar cleaning facility 15 is provided with: conveying devices 17, 18 for conveying the mandrel bar B in the axial direction while revolving the bar B in the peripheral direction; and a cleaning devices 1d which are arranged oppositely to the side parts of the mandrel bar B conveyed with the conveying devices 17, 18 and from which high-pressure water the water pressure of which is 0.2-150 MPa (preferably 20-150 MPa) is jetted toward the outside surface of the mandrel bar B.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供在延伸期间在管内表面引起渗碳而不妨碍操作的芯杆清洗设备。解决方案：该芯棒清洁设备15清洁在用于在芯棒式无缝管轧机8中的管的伸长率之后从芯棒输送线拉出的芯棒B.芯棒清洁设备15设置有：用于沿轴向传送芯棒B的输送装置17,18，同时沿圆周方向旋转条B; 以及与输送装置17,18输送的芯棒B的侧部相对配置的水压为0.2〜150MPa（优选为20〜150MPa）的高压水的清洗装置1d，朝向芯棒B的外表面喷射。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2007314875A Antioxidant composition for heat-treatment of steel pipe 审中-公开
标题翻译：用于热处理钢管的抗氧化剂组合物
公开(公告)号：JP2007314875A
公开(公告)日：2007-12-06
申请号：JP2007114861
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： C21D1/70 , C03C8/02 , C03C8/04 , C03C8/22 , C21D1/26 , C21D9/08
摘要： PROBLEM TO BE SOLVED: To provide an antioxidant composition for a heat-treatment of a steel pipe, capable of preventing formation of roller marks on the obtained steel pipe by inhibiting oxidation of the steel pipe to suppress formation of scales in the heat-treatment of the steel pipe.
SOLUTION: The antioxidant composition for the heat-treatment of the steel pipe comprises a plurality of glass frits having different softening points. Among the plurality of glass frits, at least one glass frit has a viscosity of 1,000-1,000,000 dPa s at 1,200°C and another glass frit has a viscosity of 1,000-1,000,000 dPa s at 700°C.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：待解决的问题：提供一种用于钢管的热处理的抗氧化剂组合物，其能够通过抑制钢管的氧化来防止在所获得的钢管上形成辊痕，以抑制热量中的氧化皮的形成钢管的处理。解决方案：用于钢管热处理的抗氧化剂组合物包括具有不同软化点的多个玻璃料。在多个玻璃料中，至少一个玻璃料在1,200℃下的粘度为1,000-1,000,000dPa·s，另一玻璃料在700℃下的粘度为1,000-1,000,000dPa·s。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2006159207A Method for manufacturing seamless steel pipe 有权
标题翻译：制造无缝钢管的方法
公开(公告)号：JP2006159207A
公开(公告)日：2006-06-22
申请号：JP2004349889
申请日：2004-12-02
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： IIDA SUMIO , ANRAKU TOSHIRO , HIDAKA YASUYOSHI , INAGE TAKAMITSU , NAKAIKE HIROTSUGU
IPC分类号： B21B25/04
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing a seamless steel pipe by the Mannesmann-mandrel mill process, which method can suppress the generation of carburized layer on the inside surface of the pipe.
SOLUTION: The method for manufacturing the seamless steel pipe comprises piercer-rolling a steel billet and elongation-rolling an obtained hollow shell while inserting a mandrel bar therein with a mandrel mill, wherein the rolling operation in elongation-rolling is carried out so as to satisfy the following condition: (0.015×E+0.0002×T-0.02)×C≤2, where E is an elongation ratio, T is a time (s) from the completion of the mandrel mill rolling until the stripping, and C is a quantity (g/m
2 ) of carbon stuck on the surface of the mandrel bar.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种通过Mannesmann-芯棒式无缝管轧制工艺制造无缝钢管的方法，该方法可以抑制管道内表面上的渗碳层的产生。解决方案：无缝钢管的制造方法包括对钢坯进行穿孔机轧制，并且在将芯棒在芯棒式无缝管轧机中插入的同时对获得的中空壳进行伸长轧制，其中进行伸长轧制中的轧制操作满足以下条件：（0.015×E + 0.0002×T-0.02）×C≤2，其中E是伸长率，T是从芯棒式无缝管轧机轧制直到汽提完成的时间， C是碳棒表面附着的碳的量（g / m×SP> 2 ）。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2001123249A MARTENSITIC STAINLESS STEEL 失效
公开(公告)号：JP2001123249A
公开(公告)日：2001-05-08
申请号：JP33447999
申请日：1999-11-25
申请人： SUMITOMO METAL IND
发明人： AMAYA TAKASHI , ANRAKU TOSHIRO , HIDAKA YASUYOSHI
IPC分类号： B24C1/00 , B21B45/04 , B21C37/30 , B21C43/00 , C22C38/00 , C22C38/44
摘要： PROBLEM TO BE SOLVED: To produce martensitic stainless steel excellent in rust generation resistance in an atmospheric environment and, further, excellent in sulfide stress cracking resistance in an oil well environment in the surface condition as-being subjected to shot blast treatment. SOLUTION: In this martensitic stainless steel, Cr content, decided by the relational formula between the frequency of the peaks Yp in the histogram of the number of picture elements obtained by analyzing the photographed image of the surface in the state of mill scales to be left after mill scale removing treatment by a shot blast method and the gradient value Xp showing the frequency of the peaks Yp is 9 to 15 mass %.

5. 发明专利

JPH11236651A MARTENSITIC STAINLESS STEEL TUBE EXCELLENT IN WEATHER RESISTANCE AND ITS PRODUCTION 失效
公开(公告)号：JPH11236651A
公开(公告)日：1999-08-31
申请号：JP3992798
申请日：1998-02-23
申请人： SUMITOMO METAL IND
发明人： AMAYA TAKASHI , ANRAKU TOSHIRO , HIDAKA YASUYOSHI
IPC分类号： B24C1/08 , C21D7/06 , C22C38/00 , C22C38/18
摘要： PROBLEM TO BE SOLVED: To provide a martensitic stainless steel tube excellent in weather ability (rust generating resistance) and to provide an inexpensive method for producing it. SOLUTION: This steel tube is the one made of a martensitic stainless steel contg. 9 to 15% Cr, in which surface roughness is regulated to , and the residual area ratio in the field of 1 mm of the mill scale is regulated to

6. 发明专利

JP2010227997A Glass lubricant for making tube by hot extrusion of metallic material and method of making tube by hot extrusion using the same 审中-公开
标题翻译：用于通过热挤压金属材料制造管的玻璃润滑剂和使用其进行热挤压制造管的方法
公开(公告)号：JP2010227997A
公开(公告)日：2010-10-14
申请号：JP2009081618
申请日：2009-03-30
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： MATSUMOTO KEIJI , SHIMODA KAZUMUNE , HIDAKA YASUYOSHI , MURAKAMI KOSUKE , TAJIMA JUNPEI
IPC分类号： B21C23/32
摘要： PROBLEM TO BE SOLVED: To provide a glass lubricant for making tubes by hot extrusion, which improves the stripping resistance of glass, reduces the rough surface of hot extruded tube by pickling and the pickling cost, and also suppresses defects such as forced marks and seizure.
SOLUTION: The glass lubricant for making tubes by hot extrusion of the metallic material is composed of a silicate glass lubricant which is an alkali metal oxide of 12-30 mass% in total quantity and the total quantity of one or more kinds of Al
2 O
3 , CaO and MgO is 20-40 mass%. However, K
2 O is defined as ≥1/3 of the total quantity of the alkali metal oxide, and Al
2 O
3 is defined as not ≥1/4 of the total quantity of one or more kinds of Al
2 O
3 , CaO and MgO. In this glass lubricant for making tubes by hot extrusion, it is desired to be composed of the silicate glass lubricant including B
2 O
3 of ≤25 mass% and it is suitable to use as the external lubricant of the metallic material which is worked by the hot extrusion.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供通过热挤压制造管的玻璃润滑剂，其提高了玻璃的剥离性，通过酸洗和酸洗成本降低了热挤压管的粗糙表面，并且还抑制了强制性的缺陷标记和扣押。解决方案：用于通过金属材料的热挤压制造管的玻璃润滑剂由总量为12-30质量％的碱金属氧化物的硅酸盐玻璃润滑剂和一种或多种另外，CaO和MgO为20〜40质量％。然而，K <2> O定义为碱金属氧化物总量的≥1/ 3，并且定义了Al 2 O 3 一种或多种Al 2 O 3 ，CaO和MgO的总量不得≥1/ 4。在用于通过热挤压制造管的玻璃润滑剂中，期望由包含≤25质量％的B 2 3 的硅酸盐玻璃润滑剂构成，并且它是合适的用作通过热挤压加工的金属材料的外部润滑剂。版权所有（C）2011，JPO＆INPIT

7. 发明专利

JP2009090326A Glass lubricant for hot extrusion, and hot extrusion method for metallic material and production method for metal tube using the same 有权
标题翻译：用于热挤压的玻璃润滑剂和用于金属材料的热挤压方法和使用其的金属管的生产方法
公开(公告)号：JP2009090326A
公开(公告)日：2009-04-30
申请号：JP2007263207
申请日：2007-10-09
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： MATSUMOTO KEIJI , SHIMODA KAZUMUNE , HIDAKA YASUYOSHI , MURAKAMI KOSUKE , TAJIMA JUNPEI
IPC分类号： B21C23/32 , B21C23/00 , C10M103/00 , C10M103/06 , C10N20/00 , C10N20/02 , C10N30/00 , C10N40/24
摘要： PROBLEM TO BE SOLVED: To provide a glass lubricant for hot extrusion with which glass remaining in the material to be worked after hot extrusion and glass stuck to the inside of a container can be efficiently removed. SOLUTION: (1) Disclosed is a glass lubricant for hot extrusion having a linear expansion coefficient of 80×10 -7 (cm/cm/°C) or below. (2) Disclosed is a glass lubricant for hot extrusion used as a front lubricant and/or an inside lubricant and having a linear expansion coefficient of 80×10 -7 (cm/cm/°C) or below, and whose viscosity at 1,000 to 1,250°C is 10 2.5 to 10 4 poise. (3) Disclosed is a glass lubricant for hot extrusion used as a front lubricant and having a linear expansion coefficient of 80×10 -7 (cm/cm/°C) or below, and whose viscosity at 1,000 to 1,250°C is 10 0 to 10 2.5 poise. (4) Disclosed are a hot extrusion method for a metallic material using the lubricant, and a production method suitably applied to a metal tube, particularly, to a seamless tube. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于热挤压的玻璃润滑剂，其可以有效地除去在热挤压之后残留在待加工材料中的玻璃和粘附在容器内部的玻璃。解决方案：（1）公开了线性膨胀系数为80×10 -7 （cm / cm /℃）以下的热挤压用玻璃润滑剂。（2）公开了一种用于热挤出的玻璃润滑剂，其用作前润滑剂和/或内部润滑剂，并且具有80×10 -7 （cm / cm /℃）的线膨胀系数，或并且其在1,000至1250℃下的粘度为10 2.5 至10 4 。（3）公开了一种用于热挤出的玻璃润滑剂，其用作前润滑剂，线膨胀系数为80×10 -6（cm / cm /℃）或更低，其粘度在 1,000至1,250℃是10 0 至10 2.5 。（4）公开了一种使用该润滑剂的金属材料的热挤压方法，适用于金属管，特别是无缝管的制造方法。版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2006122951A Method for manufacturing stainless steel tube 有权
标题翻译：制造不锈钢管的方法
公开(公告)号：JP2006122951A
公开(公告)日：2006-05-18
申请号：JP2004314391
申请日：2004-10-28
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： HIDAKA YASUYOSHI , ANRAKU TOSHIRO , IIDA SUMIO
IPC分类号： B21B17/02 , B21B17/14 , B21B25/04 , B21B45/02 , B21B45/04 , C21D8/10 , C21D9/08 , C22C38/00 , C22C38/58
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method of a stainless steel tube by which abnormal oxidized scale which is generated on the inside of the steel tube is suppressed and also the scale is efficiently removed by rapid cooling after heat treatment.
SOLUTION: This method is a manufacturing method of the stainless steel tube in which the heat treatment is applied to the stainless steel tube which is manufactured by mandrel mill rolling and stretch reducer rolling and the scale generated on the surface is removed by pickling treatment. In this manufacturing method of the stainless steel tube, when expressing by a relational diagram taking the C equivalent weight (g/m
2 ) in the mandrel mill rolling as the X-axis and the heating temperature (°C) of the stainless steel tube rolled by using the mandrel bar as the Y-axis, at the heat treatment of the stainless steel tube, after heating the stainless steel tube under the conditions within the range in which respective points of A, B, C, D, E and F in the relational diagram are connected with straight lines, the stainless steel tube is rapidly cooled.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种不锈钢管的制造方法，其中抑制了在钢管内部产生的异常氧化皮，并且通过热处理后的快速冷却有效地除去了氧化皮。解决方案：该方法是对通过芯棒式无缝管轧机轧制和拉伸减速机轧制制造的不锈钢管进行热处理的不锈钢管的制造方法，并且通过酸洗除去在表面上产生的氧化皮治疗。在这种不锈钢管的制造方法中，在将芯棒式无缝管轧机中的C当量（g / m 2 ）作为X轴的加热温度（°） C）通过使用芯棒作为Y轴轧制的不锈钢管，在不锈钢管的热处理下，在不锈钢管的各个点，A，B，关系图中的C，D，E和F与直线连接，不锈钢管快速冷却。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2003293041A Method of producing hot rolled steel sheet 有权
标题翻译：生产热轧钢板的方法
公开(公告)号：JP2003293041A
公开(公告)日：2003-10-15
申请号：JP2002096067
申请日：2002-03-29
申请人： Sumitomo Metal Ind Ltd , 住友金属工業株式会社
发明人： HIDAKA YASUYOSHI , ANRAKU TOSHIRO , OKADA YASUTAKA
IPC分类号： B21B3/00 , C21D9/46 , C22C38/00 , C22C38/04
摘要： PROBLEM TO BE SOLVED: To provide a method of preventing the occurrence of biting flaws on hot rolling of a B-containing steel sheet.
SOLUTION: On hot rolling of steel containing, by mass, 0.03 to 0.10% C, 0.005 to 0.01% Si, 0.1 to 0.5% Mn, ≤0.03% P, ≤0.02% S and 0.0005 to 0.003% B, and the balance Fe with impurities, finish rolling is performed under the condition that inequality (1) is satisfied in the case the Si content is 0.005 to 0.01%, and inequality (2) is satisfied in the case the Si content is >0.01 to 0.10%, respectively: T
摘要翻译：要解决的问题：提供一种防止含B钢板的热轧发生咬合缺陷的方法。解决方案：在钢的热轧中，含有0.03〜0.10％的C，0.005〜0.01％的Si，0.1〜0.5％的Mn，≤0.03％的P，≤0.02％的S和0.0005〜0.003％的B，以及在Si含量为0.005〜0.01％的情况下，满足不等式（1）的条件下，在Si含量> 0.01〜0.10的情况下，进行精加工余量为杂质的精轧，满足不等式（2）％：T <（120 / t）+900（1），T <120 / t）+920（2）; 其中，t是将钢板通过精轧机的一个轧制辊与随后的轧制辊之间的间隔所需的时间（秒）（在高压除水器位于轧制辊之前的情况下，除鳞机和随后的轧辊）; T是每个间距钢板的最高表面温度（℃）。版权所有（C）2004，JPO

10. 发明专利

JPH11302802A MARTENSITIC STAINLESS STEEL PRODUCT WITH OXIDE SCALE LAYER, AND ITS MANUFACTURE 失效
公开(公告)号：JPH11302802A
公开(公告)日：1999-11-02
申请号：JP36860898
申请日：1998-12-25
申请人： SUMITOMO METAL IND
发明人： HIDAKA YASUYOSHI , ANRAKU TOSHIRO , AMAYA TAKASHI
IPC分类号： C21D1/18 , C21D6/00 , C21D8/10 , C21D9/08 , C22C38/00 , C22C38/18 , C22C38/38 , C23F15/00
摘要： PROBLEM TO BE SOLVED: To provide a martensitic stainless steel product having a scale layer which is practically free from peeling off and falling off in the course of manufacture or transportation after shipment from a factory and exhibits excellent corrosion resistance even in the case where the product is a steel pipe and this steel pipe is used, e.g. for oil well pipe and line pipe, and its manufacture. SOLUTION: In the stainless steel product, a base material is composed of martensitic stainless steel containing

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