JPH02290943A - 薄肉強靭球状黒鉛鋳鉄及びその製造方法 - Google Patents
薄肉強靭球状黒鉛鋳鉄及びその製造方法Info
- Publication number
- JPH02290943A JPH02290943A JP1234485A JP23448589A JPH02290943A JP H02290943 A JPH02290943 A JP H02290943A JP 1234485 A JP1234485 A JP 1234485A JP 23448589 A JP23448589 A JP 23448589A JP H02290943 A JPH02290943 A JP H02290943A
- Authority
- JP
- Japan
- Prior art keywords
- cast iron
- spheroidal graphite
- thin
- graphite cast
- walled
- 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 abstract description 54
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000005266 casting Methods 0.000 claims abstract description 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000010439 graphite Substances 0.000 claims abstract description 28
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 28
- 238000001816 cooling Methods 0.000 claims abstract description 27
- 230000009466 transformation Effects 0.000 claims abstract description 17
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 16
- 238000002791 soaking Methods 0.000 claims abstract description 15
- 239000011159 matrix material Substances 0.000 claims abstract description 14
- 229910001567 cementite Inorganic materials 0.000 claims abstract description 12
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 239000002245 particle Substances 0.000 claims description 34
- 239000000203 mixture Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 239000012535 impurity Substances 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 229910001562 pearlite Inorganic materials 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 abstract description 33
- 229910001018 Cast iron Inorganic materials 0.000 abstract description 7
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 27
- 238000001878 scanning electron micrograph Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000010428 baryte Substances 0.000 description 2
- 229910052601 baryte Inorganic materials 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 238000011160 research 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
- C21D5/02—Heat treatments of cast-iron improving the malleability of grey 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)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63-225830 | 1988-09-09 | ||
| JP22583088 | 1988-09-09 | ||
| JP1-30167 | 1989-02-09 | ||
| JP3016789 | 1989-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02290943A true JPH02290943A (ja) | 1990-11-30 |
Family
ID=26368467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1234485A Pending JPH02290943A (ja) | 1988-09-09 | 1989-09-08 | 薄肉強靭球状黒鉛鋳鉄及びその製造方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4990194A (en, 2012) |
| JP (1) | JPH02290943A (en, 2012) |
| CH (1) | CH679402A5 (en, 2012) |
| DE (1) | DE3943345C2 (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5346561A (en) * | 1992-02-27 | 1994-09-13 | Hitachi Metals, Ltd. | Spheroidal graphite cast iron member having improved mechanical strength hand method of producing same |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3204293B2 (ja) * | 1996-04-29 | 2001-09-04 | 日立金属株式会社 | 球状黒鉛鋳鉄部材の製造方法 |
| US5858127A (en) * | 1996-08-02 | 1999-01-12 | Gunite Corporation | Metal alloys and brake drums made from such alloys |
| DE19632195C1 (de) * | 1996-08-09 | 1998-03-05 | Michael Fenne | Verfahren zur Herstellung von Gußstücken |
| AU5106400A (en) * | 1999-06-08 | 2000-12-28 | Asahi Tec Corporation | Non-austempered spheroidal graphite cast iron |
| US6572712B2 (en) | 2000-12-14 | 2003-06-03 | Waupaca Foundry, Inc. | Compacted graphite iron brake drum |
| JP2002280210A (ja) * | 2001-03-19 | 2002-09-27 | Aisin Seiki Co Ltd | 磁気回路部材 |
| FR2839727B1 (fr) * | 2002-05-14 | 2004-06-25 | Technologica Sarl | Procede d'elaboration et de mise en forme de pieces en fonte a graphite spheroidal a caracteristiques mecaniques elevees |
| US20050189043A1 (en) * | 2004-02-12 | 2005-09-01 | Technologica | Method of fabricating spheroidal graphite cast iron parts of high precision, geometrically and dimensionally, and having improved mechanical characteristics |
| FR2866351B1 (fr) * | 2004-02-12 | 2006-04-28 | Technologica Sarl | Procede de fabrication de pieces en fonte a graphite spheroidal de grande precision geometrique et dimensionnelle et a caracteristiques mecaniques ameliorees |
| DE102009004562B4 (de) * | 2009-01-14 | 2015-06-03 | Shw Casting Technologies Gmbh | Walzenkörper für eine Walze zur Behandlung eines Materials und Verfahren zur Herstellung eines Walzenkörpers |
| DE102015111915A1 (de) * | 2015-07-22 | 2017-01-26 | Eickhoff Gießerei GmbH | Ferritisches Gusseisen mit Kugelgraphit |
| WO2018109259A1 (en) * | 2016-12-16 | 2018-06-21 | Wärtsilä Finland Oy | Ductile iron and method of manufacturing an article |
| CN107557546A (zh) * | 2017-07-18 | 2018-01-09 | 常熟市宇龙模具有限责任公司 | 一种基于蠕墨铸铁的玻璃瓶模具退火方法 |
| CN109913632B (zh) * | 2017-12-13 | 2024-04-16 | 鼎今金属（大连）有限公司 | 一种防止高强度薄壁铸铁管在高温退火过程中管道变形的退火装置及方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5665963A (en) * | 1979-10-30 | 1981-06-04 | Hitachi Metals Ltd | Nodular graphite cast iron and its manufacture |
| JPS5789423A (en) * | 1980-11-26 | 1982-06-03 | Kubota Ltd | Heat treatment of spherical graphite cast iron pipe |
| JPS62164819A (ja) * | 1986-01-14 | 1987-07-21 | Asahi Malleable Iron Co Ltd | 球状黒鉛鋳鉄鋳物の熱処理法 |
| JPS62256914A (ja) * | 1986-04-30 | 1987-11-09 | Mazda Motor Corp | 球状黒鉛鋳鉄鋳物の熱処理方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5728669A (en) * | 1980-07-28 | 1982-02-16 | Takaoka Kogyo Kk | Method for manufacturing thin as-cated spheroidal graphite cast iron casting |
| US4475956A (en) * | 1983-01-24 | 1984-10-09 | Ford Motor Company | Method of making high strength ferritic ductile iron parts |
| JPS59232649A (ja) * | 1983-06-15 | 1984-12-27 | Ngk Insulators Ltd | プラスチツク成形用鋳造金型 |
-
1989
- 1989-09-07 US US07/403,876 patent/US4990194A/en not_active Expired - Lifetime
- 1989-09-08 JP JP1234485A patent/JPH02290943A/ja active Pending
- 1989-12-29 DE DE3943345A patent/DE3943345C2/de not_active Expired - Fee Related
-
1990
- 1990-01-10 CH CH70/90A patent/CH679402A5/de not_active IP Right Cessation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5665963A (en) * | 1979-10-30 | 1981-06-04 | Hitachi Metals Ltd | Nodular graphite cast iron and its manufacture |
| JPS5789423A (en) * | 1980-11-26 | 1982-06-03 | Kubota Ltd | Heat treatment of spherical graphite cast iron pipe |
| JPS62164819A (ja) * | 1986-01-14 | 1987-07-21 | Asahi Malleable Iron Co Ltd | 球状黒鉛鋳鉄鋳物の熱処理法 |
| JPS62256914A (ja) * | 1986-04-30 | 1987-11-09 | Mazda Motor Corp | 球状黒鉛鋳鉄鋳物の熱処理方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5346561A (en) * | 1992-02-27 | 1994-09-13 | Hitachi Metals, Ltd. | Spheroidal graphite cast iron member having improved mechanical strength hand method of producing same |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3943345A1 (de) | 1990-08-16 |
| DE3943345C2 (de) | 1995-04-06 |
| US4990194A (en) | 1991-02-05 |
| CH679402A5 (en, 2012) | 1992-02-14 |
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