JPH032927B2 - - Google Patents
Info
- Publication number
- JPH032927B2 JPH032927B2 JP21617182A JP21617182A JPH032927B2 JP H032927 B2 JPH032927 B2 JP H032927B2 JP 21617182 A JP21617182 A JP 21617182A JP 21617182 A JP21617182 A JP 21617182A JP H032927 B2 JPH032927 B2 JP H032927B2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- cast iron
- austempering
- furnace
- fluidized bed
- 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
- 229910001018 Cast iron Inorganic materials 0.000 claims description 51
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 48
- 238000005279 austempering Methods 0.000 claims description 33
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 description 23
- 229910001563 bainite Inorganic materials 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000008187 granular material Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 229910001141 Ductile iron Inorganic materials 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- 238000004781 supercooling Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- -1 Al 2 O 3 Chemical class 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- GEIAQOFPUVMAGM-UHFFFAOYSA-N ZrO Inorganic materials [Zr]=O GEIAQOFPUVMAGM-UHFFFAOYSA-N 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000012546 transfer 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
- C21D5/00—Heat treatments of cast-iron
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (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 Articles (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21617182A JPS59107018A (ja) | 1982-12-08 | 1982-12-08 | 鋳鉄部品の熱処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21617182A JPS59107018A (ja) | 1982-12-08 | 1982-12-08 | 鋳鉄部品の熱処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59107018A JPS59107018A (ja) | 1984-06-21 |
| JPH032927B2 true JPH032927B2 (cs) | 1991-01-17 |
Family
ID=16684394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21617182A Granted JPS59107018A (ja) | 1982-12-08 | 1982-12-08 | 鋳鉄部品の熱処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59107018A (cs) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6024318A (ja) * | 1983-02-25 | 1985-02-07 | Hitachi Metals Ltd | 球状黒鉛鋳鉄の製造法 |
| JPS59157221A (ja) * | 1983-02-25 | 1984-09-06 | Hitachi Metals Ltd | 球状黒鉛鋳鉄の製造法 |
| JPS61136620A (ja) * | 1984-12-08 | 1986-06-24 | Japan Steel Works Ltd:The | 鋼材の深冷処理方法 |
| JPS6247424A (ja) * | 1985-08-23 | 1987-03-02 | Mazda Motor Corp | 鋳物の熱処理装置 |
| JP2632678B2 (ja) * | 1987-02-13 | 1997-07-23 | 森川産業株式会社 | 鋳造製品の冷却方法 |
| JP2685965B2 (ja) * | 1990-06-18 | 1997-12-08 | 本田技研工業株式会社 | 球状黒鉛鋳鉄素材の熱処理方法 |
| JP6445897B2 (ja) * | 2015-02-24 | 2018-12-26 | 浜松ヒートテック株式会社 | 冷却装置 |
-
1982
- 1982-12-08 JP JP21617182A patent/JPS59107018A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59107018A (ja) | 1984-06-21 |
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