JPS6111305B2 - - Google Patents
Info
- Publication number
- JPS6111305B2 JPS6111305B2 JP5394180A JP5394180A JPS6111305B2 JP S6111305 B2 JPS6111305 B2 JP S6111305B2 JP 5394180 A JP5394180 A JP 5394180A JP 5394180 A JP5394180 A JP 5394180A JP S6111305 B2 JPS6111305 B2 JP S6111305B2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- lead
- iron powder
- grains
- molten steel
- 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 88
- 239000010959 steel Substances 0.000 claims description 88
- 239000002245 particle Substances 0.000 claims description 44
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 19
- 229910000915 Free machining steel Inorganic materials 0.000 claims description 16
- 238000007711 solidification Methods 0.000 claims description 11
- 230000008023 solidification Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 238000002347 injection Methods 0.000 description 15
- 239000007924 injection Substances 0.000 description 15
- 238000009825 accumulation Methods 0.000 description 9
- 238000005266 casting Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- 239000011261 inert gas Substances 0.000 description 7
- 238000004062 sedimentation Methods 0.000 description 6
- 239000012159 carrier gas Substances 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 239000011819 refractory material Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009963 fulling Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5394180A JPS56150156A (en) | 1980-04-22 | 1980-04-22 | Preparation of free cutting steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5394180A JPS56150156A (en) | 1980-04-22 | 1980-04-22 | Preparation of free cutting steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56150156A JPS56150156A (en) | 1981-11-20 |
| JPS6111305B2 true JPS6111305B2 (de) | 1986-04-02 |
Family
ID=12956749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5394180A Granted JPS56150156A (en) | 1980-04-22 | 1980-04-22 | Preparation of free cutting steel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56150156A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306101B (zh) * | 2019-07-04 | 2020-08-11 | 北京首钢吉泰安新材料有限公司 | 一种三相有衬电渣炉冶炼圆珠笔头用高硫易切削不锈钢的硫合金化方法 |
-
1980
- 1980-04-22 JP JP5394180A patent/JPS56150156A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56150156A (en) | 1981-11-20 |
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