JPH0233771B2 - - Google Patents

Info

Publication number
JPH0233771B2
JPH0233771B2 JP58021549A JP2154983A JPH0233771B2 JP H0233771 B2 JPH0233771 B2 JP H0233771B2 JP 58021549 A JP58021549 A JP 58021549A JP 2154983 A JP2154983 A JP 2154983A JP H0233771 B2 JPH0233771 B2 JP H0233771B2
Authority
JP
Japan
Prior art keywords
bolt
strength
tensile strength
forming
tool
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.)
Expired - Lifetime
Application number
JP58021549A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59147738A (ja
Inventor
Samon Yanagimoto
Takeshi Miki
Masahiro Toda
Yukio Ochiai
Osamichi Serikawa
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP2154983A priority Critical patent/JPS59147738A/ja
Publication of JPS59147738A publication Critical patent/JPS59147738A/ja
Publication of JPH0233771B2 publication Critical patent/JPH0233771B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
JP2154983A 1983-02-14 1983-02-14 引張強さ９０Ｋｇ／ｍｍ↑２以上の高張力ボルト製造法 Granted JPS59147738A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2154983A JPS59147738A (ja) 1983-02-14 1983-02-14 引張強さ９０Ｋｇ／ｍｍ↑２以上の高張力ボルト製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2154983A JPS59147738A (ja) 1983-02-14 1983-02-14 引張強さ９０Ｋｇ／ｍｍ↑２以上の高張力ボルト製造法

Publications (2)

Publication Number Publication Date
JPS59147738A JPS59147738A (ja) 1984-08-24
JPH0233771B2 true JPH0233771B2 (enrdf_load_stackoverflow) 1990-07-30

Family

ID=12058069

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2154983A Granted JPS59147738A (ja) 1983-02-14 1983-02-14 引張強さ９０Ｋｇ／ｍｍ↑２以上の高張力ボルト製造法

Country Status (1)

Country Link
JP (1) JPS59147738A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011195025A (ja) * 2010-03-19 2011-10-06 Shiroki Corp 棒の製造方法及びねじ棒

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6487717A (en) * 1987-09-30 1989-03-31 Nippon Steel Corp Production of high tensile bolt
JPH0735545B2 (ja) * 1989-04-17 1995-04-19 新日本製鐵株式会社 高張力非調質ボルトの製造法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60406B2 (ja) * 1981-02-10 1985-01-08 株式会社神戸製鋼所 高張力ボルトの製造法
JPS59107063A (ja) * 1982-12-10 1984-06-21 Daido Steel Co Ltd ボルト用線材の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011195025A (ja) * 2010-03-19 2011-10-06 Shiroki Corp 棒の製造方法及びねじ棒

Also Published As

Publication number Publication date
JPS59147738A (ja) 1984-08-24

Similar Documents

Publication Publication Date Title
JP4063865B2 (ja) 高強度鋼構造部材の製造方法
US6017274A (en) Method of forming a fastener
US5453139A (en) Method of making cold formed high-strength steel parts
CN109372869B (zh) 一种高强度螺栓及其制造方法
CN114346605A (zh) 一种f91材质大型阀体模锻件防开裂加工工艺
US4877462A (en) Process for producing oil quench hardening and tempering and hard drawn steel wire of shaped section
JPH0233771B2 (enrdf_load_stackoverflow)
US4883545A (en) Process for making a metallic article with improved resistance to surface cracking during cold forming
JP2004525768A (ja) 冷間成形を用いた高炭素鋼からなるエンジン部品を製作するための製造プロセス
US3035341A (en) Manufacturing method for making molybdenum base alloy articles
JP3496289B2 (ja) マルテンサイト系析出硬化型ステンレス鋼高強度部材の製造方法
JPS6342691B2 (enrdf_load_stackoverflow)
JPS6345320A (ja) Ｔ頭ボルト
JPS59145734A (ja) 引張強さ７０ｋｇ／ｍｍ↑２以上の高張力ボルト製造法
JPH0327297B2 (enrdf_load_stackoverflow)
JP2878842B2 (ja) 高張力鋼部品及び製造方法
JP3907450B2 (ja) 高強度鍛造品の製造方法
KR920010159B1 (ko) 고강도 나선 철근용 선재의 제조방법 및 고강도나선철근
CA2166713C (en) Warm forming high strength steel parts
JPH02274810A (ja) 高張力非調質ボルトの製造法
KR20010048972A (ko) 볼스터드 및 그 제조방법
JPS59136420A (ja) 冷間加工部を有する非調質鋼部材の製造方法
JPH02307645A (ja) 高強度ボルトの製造方法
JPS61157640A (ja) 冷間鍛造用棒鋼および線材の製造法
KR20000010186A (ko) 볼 스터드의 제조방법 및 그 물건