JPS6240422B2 - - Google Patents
Info
- Publication number
- JPS6240422B2 JPS6240422B2 JP25724685A JP25724685A JPS6240422B2 JP S6240422 B2 JPS6240422 B2 JP S6240422B2 JP 25724685 A JP25724685 A JP 25724685A JP 25724685 A JP25724685 A JP 25724685A JP S6240422 B2 JPS6240422 B2 JP S6240422B2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- inclusions
- added
- sulfide
- less
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 20
- 229910052804 chromium Inorganic materials 0.000 claims 1
- 229910052750 molybdenum Inorganic materials 0.000 claims 1
- 230000007423 decrease Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 238000005242 forging Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 238000009849 vacuum degassing Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25724685A JPS61130474A (ja) | 1985-11-16 | 1985-11-16 | 型用鋼 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25724685A JPS61130474A (ja) | 1985-11-16 | 1985-11-16 | 型用鋼 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8141279A Division JPS566758A (en) | 1979-06-29 | 1979-06-29 | Steel for mold and its production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61130474A JPS61130474A (ja) | 1986-06-18 |
| JPS6240422B2 true JPS6240422B2 (ko) | 1987-08-28 |
Family
ID=17303720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25724685A Granted JPS61130474A (ja) | 1985-11-16 | 1985-11-16 | 型用鋼 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61130474A (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0213411U (ko) * | 1988-07-12 | 1990-01-26 |
-
1985
- 1985-11-16 JP JP25724685A patent/JPS61130474A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0213411U (ko) * | 1988-07-12 | 1990-01-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61130474A (ja) | 1986-06-18 |
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