JPS63317218A - 加工のままで低硬さの高周波曲げ管の製造方法 - Google Patents

加工のままで低硬さの高周波曲げ管の製造方法

Info

Publication number
JPS63317218A
JPS63317218A JP15291487A JP15291487A JPS63317218A JP S63317218 A JPS63317218 A JP S63317218A JP 15291487 A JP15291487 A JP 15291487A JP 15291487 A JP15291487 A JP 15291487A JP S63317218 A JPS63317218 A JP S63317218A
Authority
JP
Japan
Prior art keywords
bending
pipe
bent
low hardness
cooling
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.)
Granted
Application number
JP15291487A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0331523B2 (de
Inventor
Seisuke Inoue
井上　靖介
Tadakatsu Maruyama
忠克 丸山
Yoichi Matsubara
洋一 松原
Masaaki Takagishi
高岸　正章
Seiichi Akisawa
秋沢　清一
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JGC Corp
Nippon Steel Corp
Dai Ichi High Frequency Co Ltd
Original Assignee
JGC Corp
Nippon Steel Corp
Dai Ichi High Frequency Co 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 JGC Corp, Nippon Steel Corp, Dai Ichi High Frequency Co Ltd filed Critical JGC Corp
Priority to JP15291487A priority Critical patent/JPS63317218A/ja
Publication of JPS63317218A publication Critical patent/JPS63317218A/ja
Publication of JPH0331523B2 publication Critical patent/JPH0331523B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Bending Of Plates, Rods, And Pipes (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
JP15291487A 1987-06-19 1987-06-19 加工のままで低硬さの高周波曲げ管の製造方法 Granted JPS63317218A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15291487A JPS63317218A (ja) 1987-06-19 1987-06-19 加工のままで低硬さの高周波曲げ管の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15291487A JPS63317218A (ja) 1987-06-19 1987-06-19 加工のままで低硬さの高周波曲げ管の製造方法

Publications (2)

Publication Number Publication Date
JPS63317218A true JPS63317218A (ja) 1988-12-26
JPH0331523B2 JPH0331523B2 (de) 1991-05-07

Family

ID=15550905

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15291487A Granted JPS63317218A (ja) 1987-06-19 1987-06-19 加工のままで低硬さの高周波曲げ管の製造方法

Country Status (1)

Country Link
JP (1) JPS63317218A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115027069A (zh) * 2022-04-22 2022-09-09 宜宾天亿新材料科技有限公司 聚氯乙烯分子定向管件或连接件生产系统及方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS537372A (en) * 1976-07-09 1978-01-23 Seiko Koki Kk Clock circuit for compensating for time error produced when reset is released
JPS59232225A (ja) * 1983-06-13 1984-12-27 Nippon Kokan Kk <Nkk> 高張力高靭性曲り管の製造方法
JPS61117223A (ja) * 1984-11-14 1986-06-04 Nippon Kokan Kk <Nkk> 高靭性溶接金属部を有する曲り管の製造方法
JPS6367525A (ja) * 1986-08-28 1988-03-26 シエル・インタ−ナシヨナル・リサ−チ・マ−トスハツペイ・ベ−・ヴエ− 充填中のタンク内の液体レベルを検知する方法と装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS537372A (en) * 1976-07-09 1978-01-23 Seiko Koki Kk Clock circuit for compensating for time error produced when reset is released
JPS59232225A (ja) * 1983-06-13 1984-12-27 Nippon Kokan Kk <Nkk> 高張力高靭性曲り管の製造方法
JPS61117223A (ja) * 1984-11-14 1986-06-04 Nippon Kokan Kk <Nkk> 高靭性溶接金属部を有する曲り管の製造方法
JPS6367525A (ja) * 1986-08-28 1988-03-26 シエル・インタ−ナシヨナル・リサ−チ・マ−トスハツペイ・ベ−・ヴエ− 充填中のタンク内の液体レベルを検知する方法と装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115027069A (zh) * 2022-04-22 2022-09-09 宜宾天亿新材料科技有限公司 聚氯乙烯分子定向管件或连接件生产系统及方法
CN115027069B (zh) * 2022-04-22 2023-06-13 宜宾天亿新材料科技有限公司 聚氯乙烯分子定向管件或连接件生产系统及方法

Also Published As

Publication number Publication date
JPH0331523B2 (de) 1991-05-07

Similar Documents

Publication Publication Date Title
CN113677448B (zh) 方形钢管及其制造方法以及建筑构造物
JP4608739B2 (ja) 自動車ドア補強用鋼管の製造方法
CN102257172A (zh) 高强度不锈钢管
WO2013094179A1 (ja) 耐硫化物応力割れ性に優れた油井用高強度継目無鋼管およびその製造方法
CN113453816B (zh) 方形钢管及其制造方法以及建筑构造物
CN115362273B (zh) 电阻焊钢管及其制造方法
US20220373108A1 (en) Electric resistance welded steel pipe, method for producing the same, line pipe, and building structure
WO2019176979A1 (ja) 角鋼管の製造方法および角鋼管
WO2020170774A1 (ja) 角形鋼管およびその製造方法、並びに建築構造物
JP5224780B2 (ja) 高強度ステンレスパイプ
JPH02115318A (ja) 高い剛性の継目なし管を製造する方法
JPH05302119A (ja) 高強度自動車部品の製造方法
JPS58113318A (ja) 肌焼鋼の製造方法
JPS63317218A (ja) 加工のままで低硬さの高周波曲げ管の製造方法
JPS58123858A (ja) 中空状スタビライザ−用電縫鋼管用鋼
JP7276641B1 (ja) 電縫鋼管およびその製造方法
JP3827986B2 (ja) ステンレス鋼製フレキシブル管又はダクト管
JP3804087B2 (ja) 熱間曲げ鋼管の製造方法
JP6210171B2 (ja) 焼入れ鋼材の製造方法
JPS63317217A (ja) 加工のままで低硬さの高周波曲げ管の製造方法
JP7838631B2 (ja) 水素中破壊靭性に優れた高強度ラインパイプ用鋼材、その製造方法、高強度ラインパイプ用鋼管およびその製造方法
JPS63313615A (ja) 高周波曲げ管の製造方法
JPS63177925A (ja) 加工のままで低硬さの高周波曲げ管の製造方法
JP3951481B2 (ja) 鋼管の製造方法
CA3159223C (en) Electric resistance welded steel pipe, method for producing the same, line pipe, and building structure