IT954723B - Procedimento per la fabbricazione di aste o barre di acciaio partico larmente per strutture precompresse - Google Patents
Procedimento per la fabbricazione di aste o barre di acciaio partico larmente per strutture precompresseInfo
- Publication number
- IT954723B IT954723B IT6823772A IT6823772A IT954723B IT 954723 B IT954723 B IT 954723B IT 6823772 A IT6823772 A IT 6823772A IT 6823772 A IT6823772 A IT 6823772A IT 954723 B IT954723 B IT 954723B
- Authority
- IT
- Italy
- Prior art keywords
- precompressed
- bars
- procedure
- structures
- steel rods
- Prior art date
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 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
- C21D8/08—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires for concrete reinforcement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Thermal Sciences (AREA)
- Civil Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1055771 | 1971-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT954723B true IT954723B (it) | 1973-09-15 |
Family
ID=9970041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT6823772A IT954723B (it) | 1971-04-21 | 1972-04-20 | Procedimento per la fabbricazione di aste o barre di acciaio partico larmente per strutture precompresse |
Country Status (4)
Country | Link |
---|---|
AU (1) | AU469895B2 (it) |
DE (1) | DE2219295A1 (it) |
GB (1) | GB1334153A (it) |
IT (1) | IT954723B (it) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2423605A1 (fr) * | 1978-04-21 | 1979-11-16 | Trouillard Sa | Procede de precontrainte avec armatures speciales d'un type unique pour les cas de precontrainte mixte |
GB2157199B (en) * | 1984-04-09 | 1987-08-26 | Dr Faiz Alam Noor | Ribbed cold worked high yield model reinforcement |
JPS61261430A (ja) * | 1985-05-14 | 1986-11-19 | Shinko Kosen Kogyo Kk | 高強度高靭性鋼線の製造方法 |
US5776001A (en) * | 1994-02-16 | 1998-07-07 | Ccl Systems Limited | Thread formation |
-
1971
- 1971-04-21 GB GB1334153D patent/GB1334153A/en not_active Expired
-
1972
- 1972-04-20 IT IT6823772A patent/IT954723B/it active
- 1972-04-20 AU AU41386/72A patent/AU469895B2/en not_active Expired
- 1972-04-20 DE DE19722219295 patent/DE2219295A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB1334153A (en) | 1973-10-17 |
DE2219295A1 (it) | 1972-11-02 |
AU4138672A (en) | 1974-01-03 |
AU469895B2 (en) | 1976-02-26 |
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