JPH0358890B2 - - Google Patents
Info
- Publication number
- JPH0358890B2 JPH0358890B2 JP56058404A JP5840481A JPH0358890B2 JP H0358890 B2 JPH0358890 B2 JP H0358890B2 JP 56058404 A JP56058404 A JP 56058404A JP 5840481 A JP5840481 A JP 5840481A JP H0358890 B2 JPH0358890 B2 JP H0358890B2
- Authority
- JP
- Japan
- Prior art keywords
- pile
- tensile
- wire
- less
- reinforcement
- 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
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 29
- 238000001816 cooling Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 13
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 239000004567 concrete Substances 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 9
- 229910000734 martensite Inorganic materials 0.000 claims description 7
- 238000005098 hot rolling Methods 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 description 41
- 230000035882 stress Effects 0.000 description 29
- 238000003466 welding Methods 0.000 description 23
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 239000000463 material Substances 0.000 description 17
- 238000005496 tempering Methods 0.000 description 16
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000001723 curing Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000005491 wire drawing Methods 0.000 description 4
- 238000009415 formwork Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- 239000002436 steel type Substances 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Landscapes
- Piles And Underground Anchors (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5840481A JPS57173112A (en) | 1981-04-20 | 1981-04-20 | Pc pile and its manufacture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5840481A JPS57173112A (en) | 1981-04-20 | 1981-04-20 | Pc pile and its manufacture |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15037489A Division JPH0266218A (ja) | 1989-06-15 | 1989-06-15 | Ｐｃパイルの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57173112A JPS57173112A (en) | 1982-10-25 |
| JPH0358890B2 true JPH0358890B2 (ko) | 1991-09-06 |
Family
ID=13083418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5840481A Granted JPS57173112A (en) | 1981-04-20 | 1981-04-20 | Pc pile and its manufacture |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57173112A (ko) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0567629U (ja) * | 1992-03-26 | 1993-09-07 | 関西アサノポール株式会社 | 超高曲げ靱性遠心力成形プレストレストコンクリート杭体 |
| NL1022001C2 (nl) * | 2002-11-27 | 2004-05-28 | Beton Son Bv | Werkwijze en inrichting voor het vervaardigen van een langgerekt product met een langs- en versterkingswapening, alsmede een dergelijk product. |
| CN104895050A (zh) * | 2015-06-09 | 2015-09-09 | 周兆弟 | 受拉螺母下沉式预制桩 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5035741A (ko) * | 1973-08-01 | 1975-04-04 | ||
| JPS5548438A (en) * | 1978-10-04 | 1980-04-07 | High Frequency Heattreat Co Ltd | Welding method of rotary type spot welder for reinforcing steel cage knitting machine and its device |
-
1981
- 1981-04-20 JP JP5840481A patent/JPS57173112A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5035741A (ko) * | 1973-08-01 | 1975-04-04 | ||
| JPS5548438A (en) * | 1978-10-04 | 1980-04-07 | High Frequency Heattreat Co Ltd | Welding method of rotary type spot welder for reinforcing steel cage knitting machine and its device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57173112A (en) | 1982-10-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3810793A (en) | Process of manufacturing a reinforcing bar steel for prestressed concrete | |
| US4877463A (en) | Method for producing rolled steel products, particularly threaded steel tension members | |
| KR0144832B1 (ko) | 고부착, 고강도 이형봉강 및 그 제조방법 | |
| JPH0358890B2 (ko) | ||
| JPH0740331A (ja) | 耐塩性コンクリート柱状体の製造方法 | |
| Day et al. | EFFECT OF ELEVATED TEMPERATURES ON HIGH-TENSILE-STEEL WIRES FOR PRESTRESSED CONCRETE. | |
| JPH0375325B2 (ko) | ||
| JPS5858316A (ja) | Ｐｃコンクリート製品の製造方法 | |
| JP7238282B2 (ja) | Ｐｃ鋼棒 | |
| JP2704834B2 (ja) | 高付着・高強度異形棒鋼、及びその製造方法 | |
| JP2733739B2 (ja) | 高付着・高強度異形棒鋼 | |
| Rocha et al. | Changes in the axial residual stresses in AISI 1045 steel bars resulting from a combined drawing process chain | |
| JP2957471B2 (ja) | 溶接部を有する高強度鋼線とその製造方法 | |
| JPH0124848B2 (ko) | ||
| JP2829517B2 (ja) | 高強度螺旋鉄筋の製造方法 | |
| JPH09241745A (ja) | 一様伸びおよび高温リラクセーション特性に優れたｐｃ鋼棒の製造方法 | |
| KR890002619B1 (ko) | 고장력선재의 제조방법 | |
| JPH0227419B2 (ko) | ||
| RU1823881C (ru) | Способ термического упрочнени проката | |
| GB1587215A (en) | Manufacture of welded steel mesh | |
| RU2768064C1 (ru) | Способ производства холоднодеформированной стальной арматуры периодического профиля с повышенными пластическими свойствами | |
| JPH0146566B2 (ko) | ||
| JPH08246099A (ja) | 高強度鋼線条体及びその製造方法 | |
| JP3512882B2 (ja) | 自動制御によるばね成形性の優れたばね用連鋳製線材 | |
| JPH09174537A (ja) | 遠心力プレストレストコンクリート杭の製造方法 |