CA1129312A - Reinforcing steel for concrete - Google Patents
Reinforcing steel for concreteInfo
- Publication number
- CA1129312A CA1129312A CA343,104A CA343104A CA1129312A CA 1129312 A CA1129312 A CA 1129312A CA 343104 A CA343104 A CA 343104A CA 1129312 A CA1129312 A CA 1129312A
- Authority
- CA
- Canada
- Prior art keywords
- steel
- reinforcing steel
- alloying elements
- cooling
- reinforcing
- 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 title claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 238000001816 cooling Methods 0.000 claims abstract description 43
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 30
- 230000009466 transformation Effects 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 22
- 229910000734 martensite Inorganic materials 0.000 claims abstract description 18
- 229910001563 bainite Inorganic materials 0.000 claims abstract description 16
- 239000000203 mixture Substances 0.000 claims abstract description 4
- 238000005275 alloying Methods 0.000 claims description 25
- 239000010410 layer Substances 0.000 claims description 19
- 239000010451 perlite Substances 0.000 claims description 19
- 235000019362 perlite Nutrition 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 17
- 238000002360 preparation method Methods 0.000 claims description 14
- 229910001566 austenite Inorganic materials 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 239000002344 surface layer Substances 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 7
- 238000010583 slow cooling Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 11
- 229910000851 Alloy steel Inorganic materials 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 238000001000 micrograph Methods 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000844 transformation Methods 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 229910000742 Microalloyed steel Inorganic materials 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 230000002730 additional effect Effects 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 239000010955 niobium Substances 0.000 description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000003483 aging Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Articles (AREA)
- Reinforcement Elements For Buildings (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2900271A DE2900271C2 (de) | 1979-01-05 | 1979-01-05 | Schweißbarer Betonstahl und Verfahren zu seiner Herstellung |
| DEP2900271.9-24 | 1979-01-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1129312A true CA1129312A (en) | 1982-08-10 |
Family
ID=6060073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA343,104A Expired CA1129312A (en) | 1979-01-05 | 1980-01-04 | Reinforcing steel for concrete |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS55115949A (es) |
| AU (1) | AU534561B2 (es) |
| BE (1) | BE881003A (es) |
| CA (1) | CA1129312A (es) |
| DE (1) | DE2900271C2 (es) |
| ES (1) | ES487449A0 (es) |
| FI (1) | FI69120C (es) |
| FR (1) | FR2445858A1 (es) |
| GB (1) | GB2047270B (es) |
| IT (1) | IT1164547B (es) |
| LU (1) | LU82058A1 (es) |
| NL (1) | NL8000059A (es) |
| SE (1) | SE451020B (es) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6395109B1 (en) | 2000-02-15 | 2002-05-28 | Cargill, Incorporated | Bar product, cylinder rods, hydraulic cylinders, and method for manufacturing |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU85475A1 (fr) * | 1984-07-23 | 1986-02-12 | Arbed | Procede pour fabriquer du fil machine en acier dur |
| DE3431008C2 (de) | 1984-08-23 | 1986-10-16 | Dyckerhoff & Widmann AG, 8000 München | Wärmebehandlung von warmgewalzten Stäben oder Drähten |
| DD231577B1 (de) * | 1984-12-17 | 1987-09-09 | Brandenburg Stahl Walzwerk | Verfahren zur erhoehung der festigkeit von bewehrungsstaehlen |
| DD234281B1 (de) * | 1984-12-21 | 1989-06-21 | Florin Stahl Walzwerk | Verfahren zur druckwasserabschreckung von walzstahlerzeugnissen |
| DD239805B1 (de) * | 1985-07-29 | 1988-06-22 | Thaelmann Schwermaschbau Veb | Verfahren zur herstellung eines betonstahles |
| US4786338A (en) * | 1985-10-31 | 1988-11-22 | Norio Anzawa | Method for cooling rolled steels |
| FR2684691B1 (fr) * | 1991-12-04 | 1995-06-09 | Unimetall Sa | Procede de fabrication en continu d'un fil en acier en defilement notamment d'un fil pour le renforcement du beton. |
| DE19962801A1 (de) * | 1999-12-23 | 2001-06-28 | Sms Demag Ag | Verfahren zum Wärmebehandeln von Draht |
| IT1391760B1 (it) * | 2008-11-11 | 2012-01-27 | Danieli Off Mecc | Processo di trattamento termico di laminati |
| KR101787287B1 (ko) * | 2016-10-21 | 2017-10-19 | 현대제철 주식회사 | 고강도 철근 및 이의 제조 방법 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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.... |
| NL170159C (nl) * | 1973-06-04 | 1982-10-01 | Estel Hoogovens Bv | Werkwijze voor het vervaardigen van lasbaar staafmateriaal uit laag koolstofstaal door gecontroleerde koeling. |
| AT368774B (de) * | 1973-09-11 | 1982-11-10 | Salzgitter Peine Stahlwerke | Stahldraht und verfahren zu seiner herstellung |
| DD106661A1 (es) * | 1973-09-24 | 1974-06-20 | ||
| IT1090143B (it) * | 1975-01-29 | 1985-06-18 | Centre Rech Metallurgique | Procedimento per fabbricare dei prodotti laminati di acciaio |
-
1979
- 1979-01-05 DE DE2900271A patent/DE2900271C2/de not_active Expired
- 1979-12-21 IT IT28312/79A patent/IT1164547B/it active
- 1979-12-27 JP JP17389279A patent/JPS55115949A/ja active Pending
- 1979-12-28 FI FI794092A patent/FI69120C/fi not_active IP Right Cessation
-
1980
- 1980-01-02 AU AU54287/80A patent/AU534561B2/en not_active Ceased
- 1980-01-03 FR FR8000255A patent/FR2445858A1/fr active Granted
- 1980-01-04 ES ES487449A patent/ES487449A0/es active Granted
- 1980-01-04 SE SE8000069A patent/SE451020B/sv not_active IP Right Cessation
- 1980-01-04 LU LU82058A patent/LU82058A1/fr unknown
- 1980-01-04 NL NL8000059A patent/NL8000059A/nl not_active Application Discontinuation
- 1980-01-04 BE BE0/198857A patent/BE881003A/fr not_active IP Right Cessation
- 1980-01-04 CA CA343,104A patent/CA1129312A/en not_active Expired
- 1980-01-07 GB GB8000407A patent/GB2047270B/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6395109B1 (en) | 2000-02-15 | 2002-05-28 | Cargill, Incorporated | Bar product, cylinder rods, hydraulic cylinders, and method for manufacturing |
Also Published As
| Publication number | Publication date |
|---|---|
| NL8000059A (nl) | 1980-07-08 |
| FI794092A (fi) | 1980-07-06 |
| SE451020B (sv) | 1987-08-24 |
| ES8107320A1 (es) | 1980-12-16 |
| GB2047270A (en) | 1980-11-26 |
| FR2445858A1 (fr) | 1980-08-01 |
| DE2900271C2 (de) | 1984-01-26 |
| IT7928312A0 (it) | 1979-12-21 |
| FI69120B (fi) | 1985-08-30 |
| BE881003A (fr) | 1980-05-02 |
| IT1164547B (it) | 1987-04-15 |
| AU5428780A (en) | 1980-07-10 |
| LU82058A1 (fr) | 1980-04-23 |
| ES487449A0 (es) | 1980-12-16 |
| SE8000069L (sv) | 1980-07-06 |
| DE2900271A1 (de) | 1980-07-17 |
| GB2047270B (en) | 1982-12-15 |
| FI69120C (fi) | 1987-05-05 |
| JPS55115949A (en) | 1980-09-06 |
| AU534561B2 (en) | 1984-02-09 |
| FR2445858B1 (es) | 1984-05-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |