JPH0430464B2 - - Google Patents
Info
- Publication number
- JPH0430464B2 JPH0430464B2 JP11754086A JP11754086A JPH0430464B2 JP H0430464 B2 JPH0430464 B2 JP H0430464B2 JP 11754086 A JP11754086 A JP 11754086A JP 11754086 A JP11754086 A JP 11754086A JP H0430464 B2 JPH0430464 B2 JP H0430464B2
- Authority
- JP
- Japan
- Prior art keywords
- concrete
- less
- salt
- reinforcing bars
- steel
- 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
Links
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 11
- 239000013535 sea water Substances 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 239000004567 concrete Substances 0.000 description 36
- 235000002639 sodium chloride Nutrition 0.000 description 28
- 230000003014 reinforcing effect Effects 0.000 description 21
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 19
- 150000003839 salts Chemical class 0.000 description 17
- 230000007797 corrosion Effects 0.000 description 12
- 238000005260 corrosion Methods 0.000 description 12
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 11
- 239000011780 sodium chloride Substances 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 9
- 230000006866 deterioration Effects 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 239000007864 aqueous solution Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910018626 Al(OH) Inorganic materials 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005087 graphitization Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 1
- 229940057995 liquid paraffin Drugs 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000008261 resistance mechanism Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
Landscapes
- Reinforcement Elements For Buildings (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11754086A JPS62274050A (ja) | 1986-05-23 | 1986-05-23 | 耐海水鉄筋棒鋼 |
| CA000529832A CA1292135C (en) | 1986-02-25 | 1987-02-16 | Concrete reinforcing steel bar or wire |
| AU68865/87A AU568260B2 (en) | 1986-02-25 | 1987-02-17 | Anti-corrosion concrete reinforcing aluminium-steel |
| GB8704153A GB2186886B (en) | 1986-02-25 | 1987-02-23 | Steel composition |
| US07/148,138 US4836981A (en) | 1986-02-25 | 1988-01-25 | Concrete reinforcing steel bar or wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11754086A JPS62274050A (ja) | 1986-05-23 | 1986-05-23 | 耐海水鉄筋棒鋼 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62274050A JPS62274050A (ja) | 1987-11-28 |
| JPH0430464B2 true JPH0430464B2 (enrdf_load_stackoverflow) | 1992-05-21 |
Family
ID=14714323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11754086A Granted JPS62274050A (ja) | 1986-02-25 | 1986-05-23 | 耐海水鉄筋棒鋼 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62274050A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100466497B1 (ko) * | 2000-12-21 | 2005-01-13 | 주식회사 포스코 | 해변환경에서 내식성이 우수한 열연강재의 제조 방법 |
-
1986
- 1986-05-23 JP JP11754086A patent/JPS62274050A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62274050A (ja) | 1987-11-28 |
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