JP4080510B2 - 高強度pc鋼撚り線、その製造方法およびそれを用いたコンクリート構造物 - Google Patents
高強度pc鋼撚り線、その製造方法およびそれを用いたコンクリート構造物 Download PDFInfo
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- JP4080510B2 JP4080510B2 JP2006046892A JP2006046892A JP4080510B2 JP 4080510 B2 JP4080510 B2 JP 4080510B2 JP 2006046892 A JP2006046892 A JP 2006046892A JP 2006046892 A JP2006046892 A JP 2006046892A JP 4080510 B2 JP4080510 B2 JP 4080510B2
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- strength
- stranded wire
- wire
- steel stranded
- steel
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- 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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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/06—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/06—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core
- D07B1/0693—Ropes or cables built-up from metal wires, e.g. of section wires around a hemp core having a strand configuration
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- 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
- C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires of ferrous alloys
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/12—Ropes or cables with a hollow core
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/22—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material with parts being prestressed
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/08—Members specially adapted to be used in prestressed constructions
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2001—Wires or filaments
- D07B2201/2006—Wires or filaments characterised by a value or range of the dimension given
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2015—Strands
- D07B2201/2023—Strands with core
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2015—Strands
- D07B2201/2024—Strands twisted
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2015—Strands
- D07B2201/2038—Strands characterised by the number of wires or filaments
- D07B2201/2039—Strands characterised by the number of wires or filaments three to eight wires or filaments respectively forming a single layer
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2047—Cores
- D07B2201/2051—Cores characterised by a value or range of the dimension given
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2201/00—Ropes or cables
- D07B2201/20—Rope or cable components
- D07B2201/2047—Cores
- D07B2201/2052—Cores characterised by their structure
- D07B2201/2059—Cores characterised by their structure comprising wires
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2205/00—Rope or cable materials
- D07B2205/30—Inorganic materials
- D07B2205/3021—Metals
- D07B2205/3025—Steel
- D07B2205/3046—Steel characterised by the carbon content
- D07B2205/3057—Steel characterised by the carbon content having a high carbon content, e.g. greater than 0,8 percent respectively SHT or UHT wires
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2401/00—Aspects related to the problem to be solved or advantage
- D07B2401/20—Aspects related to the problem to be solved or advantage related to ropes or cables
- D07B2401/2005—Elongation or elasticity
- D07B2401/201—Elongation or elasticity regarding structural elongation
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B2501/00—Application field
- D07B2501/20—Application field related to ropes or cables
- D07B2501/2015—Construction industries
- D07B2501/2023—Concrete enforcements
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Thermal Sciences (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Ropes Or Cables (AREA)
- Reinforcement Elements For Buildings (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Description
Claims (6)
- 1本の中心線と6本の側線とを撚り合わせた7本撚り構成で、外径が15.0〜15.6mmであり、総断面積が135〜148mm2であり、0.2%永久伸びに対する荷重が266kN以上である高強度PC鋼撚り線。
- 試験時間を1000時間としたリラクセーション試験で測定されるリラクセーション値が、2.5%以下であることを特徴とする請求項1に記載の高強度PC鋼撚り線。
- 前記中心線の線径を5.22±0.2mm、前記側線の線径を5.07±0.2mmとしたことを特徴とする請求項1または2に記載の高強度PC鋼撚り線。
- 前記中心線および側線として、Cを0.90wt%以上含む鋼線を使用したことを特徴とする請求項1乃至3のいずれかに記載の高強度PC鋼撚り線。
- 請求項1乃至4のいずれかに記載の高強度PC鋼撚り線の製造方法において、前記中心線と側線とを撚り合わせ、ストレッチング処理を行った後、もしくはストレッチング処理と同時に、430℃以下でブルーイング処理を行うことを特徴とする高強度PC鋼撚り線の製造方法。
- 請求項1乃至4のいずれかに記載の高強度PC鋼撚り線を用いたコンクリート構造物。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006046892A JP4080510B2 (ja) | 2006-02-23 | 2006-02-23 | 高強度pc鋼撚り線、その製造方法およびそれを用いたコンクリート構造物 |
PCT/JP2007/053154 WO2007097354A1 (ja) | 2006-02-23 | 2007-02-21 | 高強度pc鋼撚り線、その製造方法およびそれを用いたコンクリート構造物 |
US11/993,454 US7861507B2 (en) | 2006-02-23 | 2007-02-21 | High-strength prestressing strand, method for manufacturing the same, and concrete construction using the same |
ES07714654T ES2404160T3 (es) | 2006-02-23 | 2007-02-21 | Tendón de pretensado de alta resistencia, método para la fabricación del mismo y construcción de hormigón usando el mismo |
CN2007800006218A CN101326325B (zh) | 2006-02-23 | 2007-02-21 | 高强度预应力绞线及其制造方法和使用该绞线的混凝土结构 |
EP07714654.6A EP1988210B1 (en) | 2006-02-23 | 2007-02-21 | HIGH-STRENGTH PRESTRESSING STRAND, Method FOR MANUFACTURING THE SAME, AND CONCRETE CONSTRUCTION USING THE SAME |
KR1020077027473A KR100914544B1 (ko) | 2006-02-23 | 2007-02-21 | 고강도 pc 강연선의 제조 방법, 이 제조 방법에 의해 제조된 고강도 pc 강연선 및, 그것을 이용한 콘크리트 구조물 |
HK09103695.3A HK1123832A1 (en) | 2006-02-23 | 2009-04-22 | High-strength prestressing strand, method for manufacturing the same, and concrete construction using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006046892A JP4080510B2 (ja) | 2006-02-23 | 2006-02-23 | 高強度pc鋼撚り線、その製造方法およびそれを用いたコンクリート構造物 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007224453A JP2007224453A (ja) | 2007-09-06 |
JP4080510B2 true JP4080510B2 (ja) | 2008-04-23 |
Family
ID=38437393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006046892A Active JP4080510B2 (ja) | 2006-02-23 | 2006-02-23 | 高強度pc鋼撚り線、その製造方法およびそれを用いたコンクリート構造物 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7861507B2 (ja) |
EP (1) | EP1988210B1 (ja) |
JP (1) | JP4080510B2 (ja) |
KR (1) | KR100914544B1 (ja) |
CN (1) | CN101326325B (ja) |
ES (1) | ES2404160T3 (ja) |
HK (1) | HK1123832A1 (ja) |
WO (1) | WO2007097354A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008069409A (ja) * | 2006-09-14 | 2008-03-27 | Bridgestone Corp | 高強度高炭素鋼線およびその製造方法 |
EP2475818B1 (en) * | 2009-09-11 | 2014-07-30 | NV Bekaert SA | Oval steel cord of the m+n structure comprising at least one oval core wire |
JP5172028B1 (ja) * | 2012-04-12 | 2013-03-27 | 黒沢建設株式会社 | 二重防錆pc鋼より線 |
KR101597756B1 (ko) * | 2014-10-07 | 2016-02-25 | 고려제강 주식회사 | 응력부식특성이 우수한 고강도 pc 강연선 |
CN110904703A (zh) * | 2019-09-28 | 2020-03-24 | 海盐宏拓五金有限公司 | 一种混凝土预制高强度金属连接件用钢丝绳及其生产方法 |
CN112853783B (zh) * | 2020-12-23 | 2022-10-11 | 天津市新天钢中兴盛达有限公司 | 矿用超高延伸预应力钢绞线及其制造方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4917362A (ja) * | 1972-06-13 | 1974-02-15 | ||
JPH0726347B2 (ja) * | 1991-12-13 | 1995-03-22 | 株式会社タイムスエンジニアリング | 防錆被覆pcストランドの製造方法 |
JP2862206B2 (ja) * | 1995-08-24 | 1999-03-03 | 神鋼鋼線工業株式会社 | 高強度pc鋼より線およびその製造方法 |
JPH1077587A (ja) * | 1996-09-05 | 1998-03-24 | Shinko Kosen Kogyo Kk | リラクセーションに優れた耐蝕性pc鋼より線及びその製造方法 |
JP2931566B2 (ja) * | 1997-06-03 | 1999-08-09 | 黒沢建設株式会社 | Pcストランドの防錆被膜形成加工方法 |
JP3127859B2 (ja) | 1997-08-05 | 2001-01-29 | 住友電気工業株式会社 | リラクセーションに優れた樹脂被覆pc鋼より線 |
JP2000144321A (ja) * | 1998-11-11 | 2000-05-26 | Sumitomo Electric Ind Ltd | Pc鋼より線およびその製造方法 |
ATE294889T1 (de) * | 2000-05-08 | 2005-05-15 | Bekaert Sa Nv | Verzinktes stahlseil mit verbesserter dauerfestigkeit |
JP4477760B2 (ja) * | 2000-09-06 | 2010-06-09 | 新日本製鐵株式会社 | 高強度圧延pc鋼棒およびその製造方法 |
JP2003034892A (ja) | 2001-07-24 | 2003-02-07 | Kokoku Kousensaku Kk | 低リラクセーション亜鉛めっきpc鋼撚り線及びその製造方法並びに製造装置 |
JP3684186B2 (ja) * | 2001-10-01 | 2005-08-17 | 新日本製鐵株式会社 | 高強度pcストランド、その製造方法、それを用いたpc床版、コンクリート構造物 |
JP4146205B2 (ja) * | 2002-10-10 | 2008-09-10 | 新日本製鐵株式会社 | 耐遅れ破壊特性の良好なpc鋼線およびその製造方法ならびにpc撚り線 |
-
2006
- 2006-02-23 JP JP2006046892A patent/JP4080510B2/ja active Active
-
2007
- 2007-02-21 WO PCT/JP2007/053154 patent/WO2007097354A1/ja active Application Filing
- 2007-02-21 CN CN2007800006218A patent/CN101326325B/zh active Active
- 2007-02-21 EP EP07714654.6A patent/EP1988210B1/en active Active
- 2007-02-21 KR KR1020077027473A patent/KR100914544B1/ko active IP Right Grant
- 2007-02-21 US US11/993,454 patent/US7861507B2/en active Active
- 2007-02-21 ES ES07714654T patent/ES2404160T3/es active Active
-
2009
- 2009-04-22 HK HK09103695.3A patent/HK1123832A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ES2404160T3 (es) | 2013-05-24 |
US20100108197A1 (en) | 2010-05-06 |
CN101326325B (zh) | 2012-11-28 |
EP1988210B1 (en) | 2013-04-10 |
EP1988210A4 (en) | 2010-04-28 |
CN101326325A (zh) | 2008-12-17 |
EP1988210A1 (en) | 2008-11-05 |
US7861507B2 (en) | 2011-01-04 |
WO2007097354A1 (ja) | 2007-08-30 |
KR100914544B1 (ko) | 2009-09-02 |
KR20080094860A (ko) | 2008-10-27 |
JP2007224453A (ja) | 2007-09-06 |
HK1123832A1 (en) | 2009-06-26 |
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