JPH0218362B2 - - Google Patents
Info
- Publication number
- JPH0218362B2 JPH0218362B2 JP60504681A JP50468185A JPH0218362B2 JP H0218362 B2 JPH0218362 B2 JP H0218362B2 JP 60504681 A JP60504681 A JP 60504681A JP 50468185 A JP50468185 A JP 50468185A JP H0218362 B2 JPH0218362 B2 JP H0218362B2
- Authority
- JP
- Japan
- Prior art keywords
- strength
- hardening
- niobium
- steel
- content
- 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
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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/06—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
- C21D8/08—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires for concrete reinforcement
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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH5210/84-3 | 1984-10-30 | ||
| CH5210/84A CH667104A5 (de) | 1984-10-30 | 1984-10-30 | Verfahren zum herstellen von spannstaehlen. |
| DE3535886.6 | 1985-10-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62500668A JPS62500668A (ja) | 1987-03-19 |
| JPH0218362B2 true JPH0218362B2 (de) | 1990-04-25 |
Family
ID=4289784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60504681A Granted JPS62500668A (ja) | 1984-10-30 | 1985-10-30 | プレストレスト鋼の製造法 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS62500668A (de) |
| CH (1) | CH667104A5 (de) |
| DE (1) | DE3445796A1 (de) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3328211A (en) * | 1963-12-05 | 1967-06-27 | Ishikawajima Harima Heavy Ind | Method of manufacturing weldable, tough and high strength steel for structure members usable in the ashot-state and steel so made |
| BE706252A (de) * | 1966-11-17 | 1968-05-08 | ||
| SE349059B (de) * | 1968-11-22 | 1972-09-18 | Nippon Kokan Kk | |
| DE2320185B2 (de) * | 1973-04-19 | 1977-11-03 | Thyssen Aktiengesellschaft vorm. August Thyssen-Hütte, 4100 Duisburg | Verwendung eines stahls |
-
1984
- 1984-10-30 CH CH5210/84A patent/CH667104A5/de not_active IP Right Cessation
- 1984-12-15 DE DE19843445796 patent/DE3445796A1/de active Granted
-
1985
- 1985-10-30 JP JP60504681A patent/JPS62500668A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3445796C2 (de) | 1988-12-01 |
| CH667104A5 (de) | 1988-09-15 |
| JPS62500668A (ja) | 1987-03-19 |
| DE3445796A1 (de) | 1986-05-07 |
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