JPS6120624B2 - - Google Patents
Info
- Publication number
- JPS6120624B2 JPS6120624B2 JP54059713A JP5971379A JPS6120624B2 JP S6120624 B2 JPS6120624 B2 JP S6120624B2 JP 54059713 A JP54059713 A JP 54059713A JP 5971379 A JP5971379 A JP 5971379A JP S6120624 B2 JPS6120624 B2 JP S6120624B2
- Authority
- JP
- Japan
- Prior art keywords
- inclusions
- sio
- steel
- inclusion
- temperature
- 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 51
- 239000010959 steel Substances 0.000 claims description 51
- 239000000203 mixture Substances 0.000 claims description 27
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 19
- 229910000915 Free machining steel Inorganic materials 0.000 claims description 17
- 239000000126 substance Substances 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 13
- 230000008018 melting Effects 0.000 claims description 13
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 8
- 229910017231 MnTe Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 229910052711 selenium Inorganic materials 0.000 claims description 6
- 229910052717 sulfur Inorganic materials 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 5
- 229910052745 lead Inorganic materials 0.000 claims description 4
- 239000000155 melt Substances 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 2
- 239000004615 ingredient Substances 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 28
- 238000001816 cooling Methods 0.000 description 20
- 239000000463 material Substances 0.000 description 12
- 239000000523 sample Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 239000002245 particle Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 6
- 239000003921 oil Substances 0.000 description 4
- 229910000975 Carbon steel Inorganic materials 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000010962 carbon steel Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005098 hot rolling Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001339 C alloy Inorganic materials 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- OMOVVBIIQSXZSZ-UHFFFAOYSA-N [6-(4-acetyloxy-5,9a-dimethyl-2,7-dioxo-4,5a,6,9-tetrahydro-3h-pyrano[3,4-b]oxepin-5-yl)-5-formyloxy-3-(furan-3-yl)-3a-methyl-7-methylidene-1a,2,3,4,5,6-hexahydroindeno[1,7a-b]oxiren-4-yl] 2-hydroxy-3-methylpentanoate Chemical compound CC12C(OC(=O)C(O)C(C)CC)C(OC=O)C(C3(C)C(CC(=O)OC4(C)COC(=O)CC43)OC(C)=O)C(=C)C32OC3CC1C=1C=COC=1 OMOVVBIIQSXZSZ-UHFFFAOYSA-N 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 239000010730 cutting oil Substances 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003346 selenoethers Chemical class 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- 125000000101 thioether group Chemical group 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Landscapes
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5971379A JPS55152152A (en) | 1979-05-17 | 1979-05-17 | Free cutting steel including adjusted interposing material |
| FR8010823A FR2456785A1 (fr) | 1979-05-17 | 1980-05-14 | Acier de decolletage contenant des inclusions determinees et un procede de sa preparation |
| DE19803018537 DE3018537A1 (de) | 1979-05-17 | 1980-05-14 | Kontrollierte einschluesse enthaltender automatenstahl und verfahren zu seiner herstellung |
| US06/149,939 US4434006A (en) | 1979-05-17 | 1980-05-14 | Free cutting steel containing controlled inclusions and the method of making the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5971379A JPS55152152A (en) | 1979-05-17 | 1979-05-17 | Free cutting steel including adjusted interposing material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55152152A JPS55152152A (en) | 1980-11-27 |
| JPS6120624B2 true JPS6120624B2 (enrdf_load_stackoverflow) | 1986-05-23 |
Family
ID=13121116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5971379A Granted JPS55152152A (en) | 1979-05-17 | 1979-05-17 | Free cutting steel including adjusted interposing material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS55152152A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62177812U (enrdf_load_stackoverflow) * | 1986-04-30 | 1987-11-11 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6067614A (ja) * | 1983-09-20 | 1985-04-18 | Daido Steel Co Ltd | 製鋼原料 |
| JP5138991B2 (ja) * | 2007-06-28 | 2013-02-06 | 株式会社神戸製鋼所 | 被削性に優れた機械構造用鋼 |
| JP5260913B2 (ja) * | 2007-08-03 | 2013-08-14 | 株式会社神戸製鋼所 | 粉末冶金用鉄系混合粉末および鉄粉焼結体 |
| JP2009174033A (ja) * | 2008-01-28 | 2009-08-06 | Kobe Steel Ltd | 被削性に優れた機械構造用鋼 |
-
1979
- 1979-05-17 JP JP5971379A patent/JPS55152152A/ja active Granted
Non-Patent Citations (3)
| Title |
|---|
| METAL PROGRESS=1960 * |
| NON METALLIC INCLUSIONS IN STEEL=1966 * |
| NON METALLIC INCLUSIONS IN STEEL=1968 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62177812U (enrdf_load_stackoverflow) * | 1986-04-30 | 1987-11-11 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55152152A (en) | 1980-11-27 |
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