IT1227806B - Acciaio di resistenza superiore, specialmente acciaio per armatura di calcestruzzo o rispettivamente materia prima per trafileria, con migliorate caratteristiche del materiale e migliorata lavorabilita' - Google Patents
Acciaio di resistenza superiore, specialmente acciaio per armatura di calcestruzzo o rispettivamente materia prima per trafileria, con migliorate caratteristiche del materiale e migliorata lavorabilita'Info
- Publication number
- IT1227806B IT1227806B IT8823132A IT2313288A IT1227806B IT 1227806 B IT1227806 B IT 1227806B IT 8823132 A IT8823132 A IT 8823132A IT 2313288 A IT2313288 A IT 2313288A IT 1227806 B IT1227806 B IT 1227806B
- Authority
- IT
- Italy
- Prior art keywords
- improved
- steel
- higher strength
- raw material
- concrete reinforcement
- 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
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
-
- 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
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S148/00—Metal treatment
- Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Steel (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Reinforcement Elements For Buildings (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD88312121A DD268258A1 (de) | 1988-01-08 | 1988-01-08 | Hoeherfester stahl, insbesondere betonstahl bzw. ziehereivormaterial, mit verbesserten werkstoffeigenschaften und besserer verarbeitbarkeit |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8823132A0 IT8823132A0 (it) | 1988-12-28 |
IT1227806B true IT1227806B (it) | 1991-05-07 |
Family
ID=5596466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8823132A IT1227806B (it) | 1988-01-08 | 1988-12-28 | Acciaio di resistenza superiore, specialmente acciaio per armatura di calcestruzzo o rispettivamente materia prima per trafileria, con migliorate caratteristiche del materiale e migliorata lavorabilita' |
Country Status (11)
Country | Link |
---|---|
US (1) | US4913751A (it) |
JP (1) | JPH01177323A (it) |
KR (1) | KR910009869B1 (it) |
CN (1) | CN1019821B (it) |
BG (1) | BG60365B2 (it) |
BR (1) | BR8805189A (it) |
DD (1) | DD268258A1 (it) |
DE (1) | DE3826091A1 (it) |
DK (1) | DK726288A (it) |
IT (1) | IT1227806B (it) |
MX (1) | MX170307B (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD287735A5 (de) * | 1989-09-06 | 1991-03-07 | ���@�����`@���@��������@ �K@������ @�����������k�� | Waermebehandelter stahl mit verbesserten mechanisch-technologischen werkstoffeigenschaften |
DE4011486A1 (de) * | 1990-04-09 | 1991-10-10 | Inst Stahlbeton Bewehrung Ev | Betonrippenstahl mit kaltgewalzten schraegrippen und dessen verwendung |
DE4138991A1 (de) * | 1991-11-27 | 1993-06-03 | Saarstahl Ag | Verfahren zum erzeugen von unterschiedlichen mechanischen eigenschaften zwischen rand- und kernbereich eines stahlkoerpers |
CA2167213C (en) * | 1993-07-16 | 2003-09-30 | Richard E. Groh (Deceased) | Method for using lightweight concrete, for producing a combination therefrom and a combination produced thereby |
FR2836847B1 (fr) * | 2002-03-05 | 2004-05-14 | Coflexip | Procede de fabrication de fil d'armure en acier plaque pour conduite tubulaire flexible de transport d'hydrocarbures, et conduite ainsi armee |
CN1298745C (zh) * | 2005-05-30 | 2007-02-07 | 天津大学 | 低皂体系中乳液可自成膜的中空微球的制备方法 |
KR102253720B1 (ko) * | 2017-03-30 | 2021-05-18 | 제이에프이 스틸 가부시키가이샤 | 핫 프레스 부재 및 그 제조 방법 |
CN107523668B (zh) * | 2017-09-01 | 2019-06-25 | 华菱安赛乐米塔尔汽车板有限公司 | 一种无镀层变强度钢复合材料 |
EP4123045A4 (en) * | 2020-03-16 | 2023-04-26 | Nippon Steel Corporation | STEEL PLATE |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT193914B (de) * | 1954-06-02 | 1957-12-10 | Oesterr Alpine Montan | Stahl für Bewehrungszwecke im Bauwesen |
BE790867A (fr) * | 1972-10-31 | 1973-02-15 | Centre Rech Metallurgique | Procede pour ameliorer la qualite de produits lamines, tels quedes ronds ou des barres a beton, du fil machine, etc.... |
US4016015A (en) * | 1972-10-31 | 1977-04-05 | Centre De Recherches Metallurgiques-Centrium Voor Research In De Metallurgie | Rolled steel rod or bar |
JPS5131616A (ja) * | 1974-09-11 | 1976-03-17 | Hitachi Ltd | Taishokukyojinkononetsushoriho |
BE824961A (fr) * | 1975-01-29 | 1975-07-29 | Rond en acier, de structure composite | |
US4146411A (en) * | 1978-01-09 | 1979-03-27 | British Steel Corporation | Hot bar cooling |
DE2801066A1 (de) * | 1978-01-11 | 1979-07-12 | British Steel Corp | Verfahren zur erzeugung von stahlstaeben |
JPS5573849A (en) * | 1978-11-22 | 1980-06-03 | Kawasaki Steel Corp | Refined high strength steel of low surface hardness |
DE2916218A1 (de) * | 1979-04-21 | 1980-10-23 | Florin Stahl Walzwerk | Verfahren zur herstellung von walzstahlerzeugnissen mit mehrschichtigem gefuegeaufbau |
JPS6156268A (ja) * | 1984-08-24 | 1986-03-20 | Nippon Steel Corp | 高靭性高張力鋼およびその製造法 |
JPS6286125A (ja) * | 1985-08-30 | 1987-04-20 | Kobe Steel Ltd | 高強度高靭性熱間圧延鋼材の製造方法 |
-
1988
- 1988-01-08 DD DD88312121A patent/DD268258A1/de not_active IP Right Cessation
- 1988-08-01 DE DE3826091A patent/DE3826091A1/de not_active Withdrawn
- 1988-08-08 US US07/229,596 patent/US4913751A/en not_active Expired - Fee Related
- 1988-08-18 JP JP63203987A patent/JPH01177323A/ja active Pending
- 1988-10-07 BR BR8805189A patent/BR8805189A/pt not_active IP Right Cessation
- 1988-10-20 CN CN88108212A patent/CN1019821B/zh not_active Expired
- 1988-12-21 KR KR1019880017125A patent/KR910009869B1/ko not_active IP Right Cessation
- 1988-12-28 IT IT8823132A patent/IT1227806B/it active
- 1988-12-28 DK DK726288A patent/DK726288A/da not_active Application Discontinuation
-
1989
- 1989-01-05 BG BG86766A patent/BG60365B2/xx unknown
- 1989-01-09 MX MX014470A patent/MX170307B/es unknown
Also Published As
Publication number | Publication date |
---|---|
DK726288D0 (da) | 1988-12-28 |
DE3826091A1 (de) | 1989-07-20 |
JPH01177323A (ja) | 1989-07-13 |
KR910009869B1 (ko) | 1991-12-03 |
MX170307B (es) | 1993-08-16 |
CN1019821B (zh) | 1992-12-30 |
CN1040057A (zh) | 1990-02-28 |
US4913751A (en) | 1990-04-03 |
DK726288A (da) | 1989-07-09 |
IT8823132A0 (it) | 1988-12-28 |
KR890012011A (ko) | 1989-08-23 |
BG60365B2 (en) | 1994-09-30 |
DD268258A1 (de) | 1989-05-24 |
BR8805189A (pt) | 1990-05-22 |
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Legal Events
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TA | Fee payment date (situation as of event date), data collected since 19931001 |
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