JP4900385B2 - 高合金圧延用マンドレルバー、その表面処理方法および製造方法、ならびに継目無鋼管製造装置の操業方法 - Google Patents
高合金圧延用マンドレルバー、その表面処理方法および製造方法、ならびに継目無鋼管製造装置の操業方法 Download PDFInfo
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- JP4900385B2 JP4900385B2 JP2008508566A JP2008508566A JP4900385B2 JP 4900385 B2 JP4900385 B2 JP 4900385B2 JP 2008508566 A JP2008508566 A JP 2008508566A JP 2008508566 A JP2008508566 A JP 2008508566A JP 4900385 B2 JP4900385 B2 JP 4900385B2
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- Prior art keywords
- rolling
- steel
- mandrel bar
- high alloy
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- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005096 rolling process Methods 0.000 title claims description 64
- 229910000831 Steel Inorganic materials 0.000 title claims description 60
- 239000010959 steel Substances 0.000 title claims description 60
- 238000004519 manufacturing process Methods 0.000 title claims description 31
- 238000000034 method Methods 0.000 title claims description 28
- 229910045601 alloy Inorganic materials 0.000 title claims description 21
- 239000000956 alloy Substances 0.000 title claims description 21
- 238000004381 surface treatment Methods 0.000 title claims description 16
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 19
- 230000003746 surface roughness Effects 0.000 claims description 13
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 12
- 238000005098 hot rolling Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 description 9
- 239000002184 metal Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 238000005498 polishing Methods 0.000 description 4
- 238000005496 tempering Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910000717 Hot-working tool steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002335 surface treatment layer Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
- B21B17/02—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length
- B21B17/04—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
- C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous alloys
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
- B21B17/02—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
- B21B25/04—Cooling or lubricating mandrels during operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B3/02—Rolling special iron alloys, e.g. stainless steel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S72/00—Metal deforming
- Y10S72/70—Deforming specified alloys or uncommon metal or bimetallic work
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatment Of Steel (AREA)
Description
(5)継目無鋼管の製造装置を操業する方法であって、表面粗さRaを0.2〜4.0に調整し、さらにスケール付け熱処理をしたマンドレルバーを用いてCr含有量が8%以下の普通鋼を延伸比1.5以上で50パス以上(このうち、Cr含有量が0.5%以上5.0%未満の普通鋼については40パス以下、Cr含有量が5.0%以上8%以下の普通鋼については15パス以下)圧延した後、高合金鋼を圧延することを特徴とする継目無鋼管製造装置の操業方法。
鋼群A:Cr含有量が0.5%未満の普通鋼
鋼群B:Cr含有量が0.5%以上5.0%未満の普通鋼
鋼群C:Cr含有量が5.0%以上8%以下の普通鋼
Claims (5)
- 表面粗さRaを0.2〜4.0に調整したマンドレルバーにスケール付け熱処理をした後、Cr含有量が8%以下の普通鋼を延伸比1.5以上で50パス以上圧延したことを特徴とする高合金圧延用マンドレルバー。
- 高合金継目無鋼管を熱間圧延するのに用いるマンドレルバーの表面処理方法であって、表面粗さRaを0.2〜4.0に調整したマンドレルバーにスケール付け熱処理をした後、Cr含有量が8%以下の普通鋼を延伸比1.5以上で50パス以上圧延することを特徴とする高合金圧延用マンドレルバーの表面処理方法。
- 高合金継目無鋼管を熱間圧延するのに用いるマンドレルバーの製造方法であって、表面粗さRaを0.2〜4.0に調整したマンドレルバーにスケール付け熱処理をした後、Cr含有量が8%以下の普通鋼を延伸比1.5以上で50パス以上圧延することを特徴とする高合金圧延用マンドレルバーの製造方法。
- 継目無鋼管の製造装置を操業する方法であって、表面粗さRaを0.2〜4.0に調整し、さらにスケール付け熱処理をしたマンドレルバーを用いてCr含有量が8%以下の普通鋼を延伸比1.5以上で50パス以上圧延した後、高合金鋼を圧延することを特徴とする継目無鋼管製造装置の操業方法。
- 継目無鋼管の製造装置を操業する方法であって、表面粗さRaを0.2〜4.0に調整し、さらにスケール付け熱処理をしたマンドレルバーを用いてCr含有量が8%以下の普通鋼を延伸比1.5以上で50パス以上(このうち、Cr含有量が0.5%以上5.0%未満の普通鋼については40パス以下、Cr含有量が5.0%以上8%以下の普通鋼については15パス以下)圧延した後、高合金鋼を圧延することを特徴とする継目無鋼管製造装置の操業方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008508566A JP4900385B2 (ja) | 2006-03-28 | 2007-03-28 | 高合金圧延用マンドレルバー、その表面処理方法および製造方法、ならびに継目無鋼管製造装置の操業方法 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006088513 | 2006-03-28 | ||
JP2006088513 | 2006-03-28 | ||
PCT/JP2007/056676 WO2007114173A1 (ja) | 2006-03-28 | 2007-03-28 | 高合金圧延用マンドレルバー、その表面処理方法および製造方法、ならびに継目無鋼管製造装置の操業方法 |
JP2008508566A JP4900385B2 (ja) | 2006-03-28 | 2007-03-28 | 高合金圧延用マンドレルバー、その表面処理方法および製造方法、ならびに継目無鋼管製造装置の操業方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2007114173A1 JPWO2007114173A1 (ja) | 2009-08-13 |
JP4900385B2 true JP4900385B2 (ja) | 2012-03-21 |
Family
ID=38563441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008508566A Active JP4900385B2 (ja) | 2006-03-28 | 2007-03-28 | 高合金圧延用マンドレルバー、その表面処理方法および製造方法、ならびに継目無鋼管製造装置の操業方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8065901B2 (ja) |
EP (1) | EP2008731B1 (ja) |
JP (1) | JP4900385B2 (ja) |
CN (1) | CN101400455B (ja) |
WO (1) | WO2007114173A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102069345B (zh) * | 2009-11-25 | 2012-12-12 | 宝山钢铁股份有限公司 | 大规格钢管限动芯棒制造方法 |
CN102240889B (zh) * | 2011-05-03 | 2012-11-21 | 天津钢管集团股份有限公司 | 生产连轧无缝钢管的空心芯棒的制造方法 |
CN102327898B (zh) * | 2011-09-06 | 2013-07-03 | 天津钢管集团股份有限公司 | 评估空心芯棒厚壁减薄可靠性的方法 |
WO2013153878A1 (ja) * | 2012-04-11 | 2013-10-17 | 新日鐵住金株式会社 | 穿孔機に用いられるプラグ及びプラグの再生方法 |
DE102014100107B4 (de) | 2014-01-07 | 2016-11-17 | Vallourec Deutschland Gmbh | Walzstange als Innenwerkzeug beim Herstellen von nahtlosen metallischen Hohlkörpern und Verfahren zur Herstellung eines metallischen Hohlkörpers |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01170502A (ja) * | 1987-12-25 | 1989-07-05 | Nippon Steel Corp | 鋼管圧延用マンドレルバーの処理方法 |
Family Cites Families (23)
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JPS5819363B2 (ja) * | 1977-07-09 | 1983-04-18 | 新日本製鐵株式会社 | 継目無鋼管穿孔機又は圧延機用の芯金 |
JPS6035206B2 (ja) * | 1980-12-19 | 1985-08-13 | 日本鋼管株式会社 | 継目無鋼管製造法 |
JPS63235491A (ja) * | 1987-03-23 | 1988-09-30 | Sumitomo Metal Ind Ltd | 熱間押出用工具の製造方法 |
JPS63238909A (ja) * | 1987-03-27 | 1988-10-05 | Sumitomo Metal Ind Ltd | 継目無管の製造方法 |
US4886640A (en) * | 1988-08-22 | 1989-12-12 | Carpenter Technology Corporation | Hot work tool steel with good temper resistance |
JPH02255204A (ja) * | 1989-03-29 | 1990-10-16 | Sumitomo Metal Ind Ltd | 鋼管製造用穿孔及び圧延用プラグ |
JP2576254B2 (ja) * | 1990-02-15 | 1997-01-29 | 住友金属工業株式会社 | 超微細組織を有する継目無鋼管の製造法 |
US5218851A (en) * | 1991-06-21 | 1993-06-15 | Kawasaki Steel Corporation | Mandrel mill capable of preventing stripping miss |
JPH06262220A (ja) | 1993-03-12 | 1994-09-20 | Sumitomo Metal Ind Ltd | 熱間継目無管製造用マンドレルバー |
JPH06339709A (ja) | 1993-05-31 | 1994-12-13 | Nippon Steel Corp | 継目無鋼管圧延用穿孔マンドレルの製造法 |
JP2897664B2 (ja) * | 1994-12-14 | 1999-05-31 | 住友金属工業株式会社 | 熱間継目無管圧延用マンドレルバー |
JP3419126B2 (ja) * | 1995-01-24 | 2003-06-23 | 住友金属工業株式会社 | 熱間継目無管圧延用マンドレルバーおよびその製造方法 |
JP3240921B2 (ja) * | 1996-04-25 | 2001-12-25 | 日産自動車株式会社 | ショックアブソーバのマウント構造 |
JP3269447B2 (ja) * | 1998-02-16 | 2002-03-25 | 住友金属工業株式会社 | 熱間継目無鋼管製造用マンドレルバーの寿命向上方法 |
JP3562353B2 (ja) * | 1998-12-09 | 2004-09-08 | 住友金属工業株式会社 | 耐硫化物応力腐食割れ性に優れる油井用鋼およびその製造方法 |
JP3348670B2 (ja) * | 1999-02-24 | 2002-11-20 | 住友金属工業株式会社 | マンドレルミル圧延方法 |
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JP4314884B2 (ja) * | 2003-05-22 | 2009-08-19 | 住友金属工業株式会社 | 熱間継目無管圧延用マンドレルバー |
JP4196990B2 (ja) * | 2003-06-04 | 2008-12-17 | 住友金属工業株式会社 | 熱間継目無製管用Crめっきマンドレルバーおよびその製造方法 |
BRPI0608086A2 (pt) * | 2005-02-16 | 2009-11-10 | Sumitomo Metal Ind | método para fabricar um tubo de aço sem costura |
-
2007
- 2007-03-28 WO PCT/JP2007/056676 patent/WO2007114173A1/ja active Application Filing
- 2007-03-28 EP EP07740114.9A patent/EP2008731B1/en not_active Expired - Fee Related
- 2007-03-28 CN CN2007800082974A patent/CN101400455B/zh not_active Expired - Fee Related
- 2007-03-28 JP JP2008508566A patent/JP4900385B2/ja active Active
-
2008
- 2008-09-24 US US12/236,970 patent/US8065901B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01170502A (ja) * | 1987-12-25 | 1989-07-05 | Nippon Steel Corp | 鋼管圧延用マンドレルバーの処理方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2007114173A1 (ja) | 2007-10-11 |
EP2008731A1 (en) | 2008-12-31 |
CN101400455A (zh) | 2009-04-01 |
JPWO2007114173A1 (ja) | 2009-08-13 |
US20090071221A1 (en) | 2009-03-19 |
US8065901B2 (en) | 2011-11-29 |
CN101400455B (zh) | 2010-09-01 |
EP2008731B1 (en) | 2014-06-25 |
EP2008731A4 (en) | 2012-10-03 |
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