JPS6252007B2 - - Google Patents
Info
- Publication number
- JPS6252007B2 JPS6252007B2 JP10275378A JP10275378A JPS6252007B2 JP S6252007 B2 JPS6252007 B2 JP S6252007B2 JP 10275378 A JP10275378 A JP 10275378A JP 10275378 A JP10275378 A JP 10275378A JP S6252007 B2 JPS6252007 B2 JP S6252007B2
- Authority
- JP
- Japan
- Prior art keywords
- tempering
- steel
- steel material
- strength
- temperature
- 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
- 239000000463 material Substances 0.000 claims description 42
- 229910000831 Steel Inorganic materials 0.000 claims description 31
- 239000010959 steel Substances 0.000 claims description 31
- 238000010438 heat treatment Methods 0.000 claims description 26
- 238000010791 quenching Methods 0.000 claims description 10
- 230000000171 quenching effect Effects 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 4
- 238000005496 tempering Methods 0.000 description 28
- 238000000034 method Methods 0.000 description 14
- 239000000047 product Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 229910000975 Carbon steel Inorganic materials 0.000 description 4
- 239000010962 carbon steel Substances 0.000 description 4
- 238000005482 strain hardening Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 150000001247 metal acetylides Chemical class 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 241000282342 Martes americana Species 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000005262 decarbonization Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/25—Hardening, combined with annealing between 300 degrees Celsius and 600 degrees Celsius, i.e. heat refining ("Vergüten")
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00132—Controlling the temperature using electric heating or cooling elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Heat Treatment Of Articles (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10275378A JPS5531110A (en) | 1978-08-25 | 1978-08-25 | Workable steel product with high tensile strength, very high elongation, reduction of area, and so on for cold plastic working and manufacture thereof |
| DE2917287A DE2917287C2 (de) | 1978-04-28 | 1979-04-27 | Verfahren zum Herstellen von Schraubenfedern, Torsionsstäben oder dergleichen aus Federstahldraht |
| GB7914823A GB2023668B (en) | 1978-04-28 | 1979-04-27 | Steel for cold plastic working |
| FR7910943A FR2424324B1 (fr) | 1978-04-28 | 1979-04-27 | Acier pour faconnage plastique a froid et traitement thermique favorisant cette deformation |
| US06/224,625 US4336081A (en) | 1978-04-28 | 1981-01-12 | Process of preparing steel coil spring |
| US06/368,847 US4407683A (en) | 1978-04-28 | 1982-04-15 | Steel for cold plastic working |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10275378A JPS5531110A (en) | 1978-08-25 | 1978-08-25 | Workable steel product with high tensile strength, very high elongation, reduction of area, and so on for cold plastic working and manufacture thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5531110A JPS5531110A (en) | 1980-03-05 |
| JPS6252007B2 true JPS6252007B2 (cs) | 1987-11-02 |
Family
ID=14335962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10275378A Granted JPS5531110A (en) | 1978-04-28 | 1978-08-25 | Workable steel product with high tensile strength, very high elongation, reduction of area, and so on for cold plastic working and manufacture thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5531110A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5996246A (ja) * | 1982-11-22 | 1984-06-02 | High Frequency Heattreat Co Ltd | 超高強度冷間成形ばね用鋼線およびその製造方法 |
-
1978
- 1978-08-25 JP JP10275378A patent/JPS5531110A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5531110A (en) | 1980-03-05 |
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