WO2008087929A1 - 二相ステンレス鋼管の製造方法、矯正方法および強度調整方法、ならびに、矯正機の操業方法 - Google Patents

二相ステンレス鋼管の製造方法、矯正方法および強度調整方法、ならびに、矯正機の操業方法 Download PDF

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Publication number
WO2008087929A1
WO2008087929A1 PCT/JP2008/050325 JP2008050325W WO2008087929A1 WO 2008087929 A1 WO2008087929 A1 WO 2008087929A1 JP 2008050325 W JP2008050325 W JP 2008050325W WO 2008087929 A1 WO2008087929 A1 WO 2008087929A1
Authority
WO
WIPO (PCT)
Prior art keywords
correction
correction device
phase stainless
stainless pipe
device operating
Prior art date
Application number
PCT/JP2008/050325
Other languages
English (en)
French (fr)
Inventor
Hajime Osako
Original Assignee
Sumitomo Metal Industries, Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sumitomo Metal Industries, Ltd. filed Critical Sumitomo Metal Industries, Ltd.
Priority to EP20080703189 priority Critical patent/EP2116316B1/en
Priority to BRPI0807036A priority patent/BRPI0807036B1/pt
Publication of WO2008087929A1 publication Critical patent/WO2008087929A1/ja
Priority to US12/458,508 priority patent/US8006528B2/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
    • B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
    • B21D3/04—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers arranged on axes skew to the path of the work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
    • B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers

Abstract

多段ロール式管矯正機により二相ステンレス鋼管を矯正するに際し、下記（１）式で定義されるＡ値を、機械的強度を改善する必要がない場合には、２．０％以下となるように調整し、機械的強度を改善する必要がある場合には、２．０％を超え３％以下となるように調整する。これにより、二相ステンレス鋼管の機械的強度を調整する。 　Ａ＝（Ｄｉ－Ｈｉ）／Ｄｉ　　・・・（１） 　但し、（１）式の各記号の意味は下記の通りである。 　Ｄｉ：矯正機の第ｉスタンド入側における管の外径（ｍｍ） 　Ｈｉ：矯正機の第ｉスタンドにおけるロール溝底部間隔（ｍｍ）  
PCT/JP2008/050325 2007-01-16 2008-01-15 二相ステンレス鋼管の製造方法、矯正方法および強度調整方法、ならびに、矯正機の操業方法 WO2008087929A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP20080703189 EP2116316B1 (en) 2007-01-16 2008-01-15 Method for operating a straightener for duplex stainless pipes
BRPI0807036A BRPI0807036B1 (pt) 2007-01-16 2008-01-15 método de operação de um endireitador
US12/458,508 US8006528B2 (en) 2007-01-16 2009-07-14 Method for producing duplex stainless steel pipe, method for straightening, method for regulating strength, and method for operating straightener

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-006577 2007-01-16
JP2007006577A JP2008173643A (ja) 2007-01-16 2007-01-16 二相ステンレス鋼管の製造方法、矯正方法および強度調整方法、ならびに、二相ステンレス鋼管の矯正機の操業方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/458,508 Continuation US8006528B2 (en) 2007-01-16 2009-07-14 Method for producing duplex stainless steel pipe, method for straightening, method for regulating strength, and method for operating straightener

Publications (1)

Publication Number Publication Date
WO2008087929A1 true WO2008087929A1 (ja) 2008-07-24

Family

ID=39635933

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/050325 WO2008087929A1 (ja) 2007-01-16 2008-01-15 二相ステンレス鋼管の製造方法、矯正方法および強度調整方法、ならびに、矯正機の操業方法

Country Status (6)

Country Link
US (1) US8006528B2 (ja)
EP (1) EP2116316B1 (ja)
JP (1) JP2008173643A (ja)
CN (1) CN101626849A (ja)
BR (1) BRPI0807036B1 (ja)
WO (1) WO2008087929A1 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011121944A1 (ja) * 2010-03-29 2011-10-06 住友金属工業株式会社 管の矯正方法および矯正用ロール
CN101927278B (zh) * 2010-06-03 2012-11-07 天津商业大学 采用六辊矫直机实现薄壁无缝钢管精密矫直的方法
CN102151719B (zh) * 2011-01-31 2012-08-01 辽宁银捷机械装备制造有限公司 一种钽铌合金管材高精度矫直机
JP5462202B2 (ja) * 2011-02-14 2014-04-02 新日鐵住金株式会社 曲がり矯正方法
CN103443318B (zh) * 2011-03-24 2015-11-25 新日铁住金株式会社 奥氏体系合金管及其制造方法
JP5500324B1 (ja) * 2012-08-31 2014-05-21 新日鐵住金株式会社 二相ステンレス鋼管及びその製造方法
CN106270014A (zh) * 2016-08-31 2017-01-04 太原重工股份有限公司 多辊系传动装置、冷矫直机及多辊系传动更换方法
BR112022014826A2 (pt) * 2020-02-05 2022-09-27 Jfe Steel Corp Tubo sem costura de aço inoxidável e método para fabricar o mesmo
CN112170546A (zh) * 2020-08-13 2021-01-05 沪东中华造船(集团)有限公司 一种双相不锈钢t型接头火工矫正方法

Citations (11)

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Publication number Priority date Publication date Assignee Title
JPS55103222A (en) 1979-02-01 1980-08-07 Sanyo Tokushu Seikou Kk Production of stress corrosion resistant stainless steel pipe
JPS60184424A (ja) * 1984-02-29 1985-09-19 Sumitomo Metal Ind Ltd ロ−ル式管矯正機のロ−ル位置設定方法
JPS60203321A (ja) * 1984-03-27 1985-10-14 Sumitomo Metal Ind Ltd 管曲り矯正機による真円度向上方法
JPS6256556A (ja) 1985-09-05 1987-03-12 サントレ−ド　リミテイド 高耐食性と良好な組織安定性を有するデュプレックスステンレススチール
JPH02207921A (ja) 1989-02-07 1990-08-17 Sumitomo Metal Ind Ltd ロータリー式ストレートナによる管矯正方法
JPH05132741A (ja) 1991-11-11 1993-05-28 Sumitomo Metal Ind Ltd 耐食性に優れた高強度二相ステンレス鋼
JPH08170153A (ja) 1994-12-19 1996-07-02 Sumitomo Metal Ind Ltd 高耐食性２相ステンレス鋼
JPH1190511A (ja) * 1997-09-26 1999-04-06 Sumitomo Metal Ind Ltd 表面性状に優れた継目無鋼管の製造方法および継目無鋼管の製造設備
JP2001179340A (ja) 1999-12-24 2001-07-03 Sumitomo Metal Ind Ltd ロール式管矯正機による管矯正方法
JP2002241838A (ja) 2001-02-13 2002-08-28 Sumitomo Metal Ind Ltd 二相ステンレス鋼管の製造方法
JP2005138164A (ja) 2003-11-10 2005-06-02 Sanyo Special Steel Co Ltd 継目無鋼管の矯正方法

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US3780558A (en) * 1971-12-16 1973-12-25 Western Electric Co Apparatus for straightening elongated members
JPS6033567B2 (ja) * 1981-05-18 1985-08-03 日本鋼管株式会社 鋼管の矯正装置
US4763504A (en) * 1981-07-06 1988-08-16 Nilsson Einar W Straightening machines and methods
FR2515777B1 (fr) * 1981-11-04 1986-09-05 Sumitomo Metal Ind Structure tubulaire metallique avec une resistance amelioree a l'ecrasement, et son procede de fabrication
JPS58164723A (ja) * 1982-03-23 1983-09-29 Sumitomo Metal Ind Ltd 精密構造用鋼管の製造方法
US4534197A (en) * 1982-03-23 1985-08-13 Woolley Brown J Method and apparatus for straightening pipe
JPS5954421A (ja) 1982-09-24 1984-03-29 Kawasaki Steel Corp 鋼管の曲り矯正方法
JPS61115619A (ja) * 1984-11-09 1986-06-03 Sumitomo Metal Ind Ltd 管の矯正方法
JPH01123026A (ja) 1987-11-09 1989-05-16 Kawasaki Steel Corp 二相ステンレス継目無鋼管の製造方法
JPH0472619A (ja) 1990-07-12 1992-03-06 Fujitsu Ltd アンプルの封止構造およびその封止方法
JPH0617136A (ja) * 1992-07-01 1994-01-25 Sumitomo Metal Ind Ltd 高強度高降伏比機械構造用鋼管の製造方法
AR048214A1 (es) * 2004-02-05 2006-04-12 Sumitomo Metal Ind Tubos de acero sin costura terminados en frio
JP4273338B2 (ja) * 2004-11-26 2009-06-03 住友金属工業株式会社 マルテンサイト系ステンレス鋼管及びその製造方法

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55103222A (en) 1979-02-01 1980-08-07 Sanyo Tokushu Seikou Kk Production of stress corrosion resistant stainless steel pipe
JPS60184424A (ja) * 1984-02-29 1985-09-19 Sumitomo Metal Ind Ltd ロ−ル式管矯正機のロ−ル位置設定方法
JPH0472619B2 (ja) 1984-02-29 1992-11-18 Sumitomo Metal Ind
JPS60203321A (ja) * 1984-03-27 1985-10-14 Sumitomo Metal Ind Ltd 管曲り矯正機による真円度向上方法
JPS6256556A (ja) 1985-09-05 1987-03-12 サントレ−ド　リミテイド 高耐食性と良好な組織安定性を有するデュプレックスステンレススチール
JPH02207921A (ja) 1989-02-07 1990-08-17 Sumitomo Metal Ind Ltd ロータリー式ストレートナによる管矯正方法
JPH05132741A (ja) 1991-11-11 1993-05-28 Sumitomo Metal Ind Ltd 耐食性に優れた高強度二相ステンレス鋼
JPH08170153A (ja) 1994-12-19 1996-07-02 Sumitomo Metal Ind Ltd 高耐食性２相ステンレス鋼
JPH1190511A (ja) * 1997-09-26 1999-04-06 Sumitomo Metal Ind Ltd 表面性状に優れた継目無鋼管の製造方法および継目無鋼管の製造設備
JP2001179340A (ja) 1999-12-24 2001-07-03 Sumitomo Metal Ind Ltd ロール式管矯正機による管矯正方法
JP2002241838A (ja) 2001-02-13 2002-08-28 Sumitomo Metal Ind Ltd 二相ステンレス鋼管の製造方法
JP2005138164A (ja) 2003-11-10 2005-06-02 Sanyo Special Steel Co Ltd 継目無鋼管の矯正方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2116316A4 *

Also Published As

Publication number Publication date
US20100005848A1 (en) 2010-01-14
EP2116316A1 (en) 2009-11-11
BRPI0807036B1 (pt) 2020-02-04
CN101626849A (zh) 2010-01-13
US8006528B2 (en) 2011-08-30
JP2008173643A (ja) 2008-07-31
EP2116316B1 (en) 2015-05-13
EP2116316A4 (en) 2013-07-10
BRPI0807036A2 (pt) 2014-04-22

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