JPS62263950A - 高温用途向けフエライト系ダクタイル鋳鉄 - Google Patents
高温用途向けフエライト系ダクタイル鋳鉄Info
- Publication number
- JPS62263950A JPS62263950A JP62083977A JP8397787A JPS62263950A JP S62263950 A JPS62263950 A JP S62263950A JP 62083977 A JP62083977 A JP 62083977A JP 8397787 A JP8397787 A JP 8397787A JP S62263950 A JPS62263950 A JP S62263950A
- Authority
- JP
- Japan
- Prior art keywords
- etb
- temperature
- iron
- iron composition
- heat
- 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.)
- Pending
Links
- 229910001141 Ductile iron Inorganic materials 0.000 title claims description 19
- 229910000859 α-Fe Inorganic materials 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 30
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 26
- 239000011593 sulfur Substances 0.000 claims description 26
- 229910052717 sulfur Inorganic materials 0.000 claims description 26
- 239000011777 magnesium Substances 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 21
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 19
- 229910052749 magnesium Inorganic materials 0.000 claims description 19
- 229910052742 iron Inorganic materials 0.000 claims description 15
- 239000011148 porous material Substances 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229910002804 graphite Inorganic materials 0.000 claims description 6
- 239000010439 graphite Substances 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 229910001562 pearlite Inorganic materials 0.000 claims 2
- 238000012360 testing method Methods 0.000 description 17
- 238000005336 cracking Methods 0.000 description 14
- 230000009467 reduction Effects 0.000 description 14
- 238000009864 tensile test Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 238000001000 micrograph Methods 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000009661 fatigue test Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 238000005204 segregation Methods 0.000 description 5
- 238000000137 annealing Methods 0.000 description 4
- 235000000396 iron Nutrition 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000005275 alloying Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 238000004627 transmission electron microscopy Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004626 scanning electron microscopy Methods 0.000 description 2
- SMDQFHZIWNYSMR-UHFFFAOYSA-N sulfanylidenemagnesium Chemical compound S=[Mg] SMDQFHZIWNYSMR-UHFFFAOYSA-N 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 238000004686 fractography Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/04—Cast-iron alloys containing spheroidal graphite
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Compounds Of Iron (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
- Soft Magnetic Materials (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US84861286A | 1986-04-07 | 1986-04-07 | |
| US848612 | 1986-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62263950A true JPS62263950A (ja) | 1987-11-16 |
Family
ID=25303790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62083977A Pending JPS62263950A (ja) | 1986-04-07 | 1987-04-07 | 高温用途向けフエライト系ダクタイル鋳鉄 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0241812B1 (de) |
| JP (1) | JPS62263950A (de) |
| KR (1) | KR870010207A (de) |
| DE (1) | DE3787302T2 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR9200615A (pt) * | 1992-02-18 | 1993-08-24 | Cofap | Ferro fundido nodular e processo de obtencao de ferro fundido nodular |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1758038A1 (de) * | 1968-03-23 | 1970-12-10 | Rheinische Stahlwerke | Zaehes Gusseisen mit Kugelgraphit im Gusszustand |
| US4475956A (en) * | 1983-01-24 | 1984-10-09 | Ford Motor Company | Method of making high strength ferritic ductile iron parts |
| DE3321312A1 (de) * | 1983-06-13 | 1984-12-13 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Verfahren zur herstellung eines gusseisens mit vermiculargraphit |
| JPS6070162A (ja) * | 1983-09-27 | 1985-04-20 | Ishikawajima Harima Heavy Ind Co Ltd | 耐熱性球状黒鉛フエライト鋳鉄 |
-
1987
- 1987-04-02 DE DE87104872T patent/DE3787302T2/de not_active Expired - Fee Related
- 1987-04-02 EP EP87104872A patent/EP0241812B1/de not_active Expired - Lifetime
- 1987-04-07 JP JP62083977A patent/JPS62263950A/ja active Pending
- 1987-04-07 KR KR870003265A patent/KR870010207A/ko not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0241812A3 (en) | 1990-08-22 |
| EP0241812B1 (de) | 1993-09-08 |
| DE3787302T2 (de) | 1994-02-24 |
| KR870010207A (ko) | 1987-11-30 |
| DE3787302D1 (de) | 1993-10-14 |
| EP0241812A2 (de) | 1987-10-21 |
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