JP5925548B2 - ねじ節鉄筋の製造方法 - Google Patents
ねじ節鉄筋の製造方法 Download PDFInfo
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- JP5925548B2 JP5925548B2 JP2012066518A JP2012066518A JP5925548B2 JP 5925548 B2 JP5925548 B2 JP 5925548B2 JP 2012066518 A JP2012066518 A JP 2012066518A JP 2012066518 A JP2012066518 A JP 2012066518A JP 5925548 B2 JP5925548 B2 JP 5925548B2
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- rolling
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- reinforcing bar
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- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 238000000034 method Methods 0.000 title claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 20
- 238000005096 rolling process Methods 0.000 claims description 15
- 239000004567 concrete Substances 0.000 claims description 12
- 239000010935 stainless steel Substances 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000009751 slip forming Methods 0.000 claims description 4
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 238000005097 cold rolling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
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Description
11 節
Claims (1)
- コンクリート構造物の鉄筋に適したねじ節鉄筋を製造するにあたり、
3ローラ又は2ローラの各転造ローラは表面に断面台形状の転造型部を備える一方、送り込み側及び送り出し側の型部は頂部が切除されて素材を受け入れやすく、又転造後のねじ節鉄筋を送り出しやすく構成された転造機を用い、
ステンレス鋼製の中実丸棒を素材とし、該素材を冷間又は温間にてローラ転造することにより、丸棒の表面に断面台形状の節(11)を螺旋状に連続して形成したねじ節鉄筋(10)を製造するようにしたことを特徴とするねじ節鉄筋の製造方法。
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JP2012066518A JP5925548B2 (ja) | 2011-07-19 | 2012-03-23 | ねじ節鉄筋の製造方法 |
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JP2011157380 | 2011-07-19 | ||
JP2011157380 | 2011-07-19 | ||
JP2012066518A JP5925548B2 (ja) | 2011-07-19 | 2012-03-23 | ねじ節鉄筋の製造方法 |
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JP2013040550A JP2013040550A (ja) | 2013-02-28 |
JP5925548B2 true JP5925548B2 (ja) | 2016-05-25 |
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JP2012066518A Active JP5925548B2 (ja) | 2011-07-19 | 2012-03-23 | ねじ節鉄筋の製造方法 |
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JP (1) | JP5925548B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6682122B1 (ja) * | 2019-08-01 | 2020-04-15 | 山田 榮子 | 連続ねじを持つ棒鋼の製造方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5481118A (en) * | 1977-12-12 | 1979-06-28 | Sumitomo Metal Ind Ltd | Nonmagnetic steel excellent in mechanical properties |
JPS54124860A (en) * | 1978-03-22 | 1979-09-28 | Sumitomo Metal Ind Ltd | Production of special shape steel rod by three roll type rolling mill |
JPS6014096B2 (ja) * | 1981-04-30 | 1985-04-11 | 住友金属工業株式会社 | 耐遅れ破壊性のすぐれた高張力鋼 |
DE3736942A1 (de) * | 1987-10-31 | 1989-05-11 | Dyckerhoff & Widmann Ag | Verfahren zum herstellen eines stahlstabes mit warmgewalzten, schraubenlinienfoermig verlaufenden rippen und vorrichtung zum durchfuehren des verfahrens |
JP4051147B2 (ja) * | 1998-12-10 | 2008-02-20 | サンコーテクノ株式会社 | 芯棒打込み式アンカーの打込み用芯棒 |
JP2002364121A (ja) * | 2001-06-05 | 2002-12-18 | Araya Industrial Co Ltd | コンクリート補強材 |
JP2003239458A (ja) * | 2001-07-09 | 2003-08-27 | Nippon Steel Corp | ねじ節鉄筋用ねじ継手及びねじ節鉄筋用カプラーの製造方法 |
JP2005131512A (ja) * | 2003-10-29 | 2005-05-26 | Osg Corp | 塗工用ロッド |
JP4624904B2 (ja) * | 2005-10-21 | 2011-02-02 | 新日鐵住金ステンレス株式会社 | コンクリート構造物中における耐久性に優れたステンレス異形棒鋼 |
JP5171197B2 (ja) * | 2007-10-10 | 2013-03-27 | 新日鐵住金ステンレス株式会社 | 冷間鍛造性に優れた高強度・高耐食ボルト用2相ステンレス鋼線材、鋼線およびボルト並びにその製造方法 |
JP5401667B2 (ja) * | 2007-10-12 | 2014-01-29 | 有希 安藤 | 転造ネジ軸の製造方法 |
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- 2012-03-23 JP JP2012066518A patent/JP5925548B2/ja active Active
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