HK1000911A1 - Prestressed concrete steel wire or rod - Google Patents

Prestressed concrete steel wire or rod

Info

Publication number
HK1000911A1
HK1000911A1 HK97102479A HK97102479A HK1000911A1 HK 1000911 A1 HK1000911 A1 HK 1000911A1 HK 97102479 A HK97102479 A HK 97102479A HK 97102479 A HK97102479 A HK 97102479A HK 1000911 A1 HK1000911 A1 HK 1000911A1
Authority
HK
Hong Kong
Prior art keywords
rod
steel wire
prestressed concrete
concrete steel
prestressed
Prior art date
Application number
HK97102479A
Other languages
English (en)
Inventor
Ando Keijl
Yamamoto Takuya
Yashida Shinch
Yamamoto Susumu
Original Assignee
Sumitomo Electric Industries
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 Electric Industries filed Critical Sumitomo Electric Industries
Publication of HK1000911A1 publication Critical patent/HK1000911A1/xx

Links

Classifications

    • 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
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • C21D8/08—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires for concrete reinforcement
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
HK97102479A 1993-08-10 1997-12-17 Prestressed concrete steel wire or rod HK1000911A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5218976A JPH0754102A (ja) 1993-08-10 1993-08-10 真直度及び圧造特性に優れたｐｃ鋼線又は鋼棒
GB9502580A GB2297763B (en) 1993-08-10 1995-02-10 Prestressed concrete steel wire or rod.

Publications (1)

Publication Number Publication Date
HK1000911A1 true HK1000911A1 (en) 2000-04-14

Family

ID=26306467

Family Applications (1)

Application Number Title Priority Date Filing Date
HK97102479A HK1000911A1 (en) 1993-08-10 1997-12-17 Prestressed concrete steel wire or rod

Country Status (4)

Country Link
JP (1) JPH0754102A (ja)
CN (1) CN1042148C (ja)
GB (1) GB2297763B (ja)
HK (1) HK1000911A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1327008C (zh) * 2005-07-07 2007-07-18 东北大学 高强度带肋钢筋轧后超快速冷却生产工艺
CN100532589C (zh) * 2006-10-16 2009-08-26 李向辉 钢丝的在线光亮调质处理方法及生产线
CN110205474B (zh) * 2019-07-02 2021-09-14 常熟市龙腾滚动体制造有限公司 一种预应力混凝土用钢棒的热处理方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS517145B2 (ja) * 1971-08-18 1976-03-05
JPS58338A (ja) * 1981-06-26 1983-01-05 High Frequency Heattreat Co Ltd 遅れ破壊特性および機械的性質のすぐれたプレストレストコンクリ−ト用鋼棒又は鋼線の製造装置
JPS6465232A (en) * 1987-09-04 1989-03-10 Sumitomo Electric Industries Production of steel products for presstressed concrete
JP2764181B2 (ja) * 1989-03-15 1998-06-11 日本鋼管株式会社 遅れ破壊特性に優れた耐塩性ｐｃ鋼棒

Also Published As

Publication number Publication date
CN1042148C (zh) 1999-02-17
CN1105070A (zh) 1995-07-12
JPH0754102A (ja) 1995-02-28
GB2297763A (en) 1996-08-14
GB9502580D0 (en) 1995-03-29
GB2297763B (en) 1998-09-16

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20050210