JPH045744B2 - - Google Patents
Info
- Publication number
- JPH045744B2 JPH045744B2 JP728383A JP728383A JPH045744B2 JP H045744 B2 JPH045744 B2 JP H045744B2 JP 728383 A JP728383 A JP 728383A JP 728383 A JP728383 A JP 728383A JP H045744 B2 JPH045744 B2 JP H045744B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- toughness
- creep rupture
- strength
- ferrite
- 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
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 14
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 11
- 239000011575 calcium Substances 0.000 claims description 11
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 9
- 229910052791 calcium Inorganic materials 0.000 claims description 9
- 229910000734 martensite Inorganic materials 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 15
- 239000011651 chromium Substances 0.000 description 13
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009863 impact test Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 229910020785 La—Ce Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP728383A JPS59133354A (ja) | 1983-01-21 | 1983-01-21 | 靭性及び高温強度に優れた１２Ｃｒ系合金鋼 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP728383A JPS59133354A (ja) | 1983-01-21 | 1983-01-21 | 靭性及び高温強度に優れた１２Ｃｒ系合金鋼 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59133354A JPS59133354A (ja) | 1984-07-31 |
| JPH045744B2 true JPH045744B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-02-03 |
Family
ID=11661702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP728383A Granted JPS59133354A (ja) | 1983-01-21 | 1983-01-21 | 靭性及び高温強度に優れた１２Ｃｒ系合金鋼 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59133354A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60190551A (ja) * | 1984-03-09 | 1985-09-28 | Hitachi Ltd | 主蒸気管用耐熱鋼 |
| JPH0650041B2 (ja) * | 1986-03-20 | 1994-06-29 | 株式会社日立製作所 | ガスタ−ビン |
| JPS62222027A (ja) * | 1986-03-25 | 1987-09-30 | Nippon Chiyuutankou Kk | 耐熱ロ−タ−の製造法 |
| JPH0734202A (ja) * | 1993-07-23 | 1995-02-03 | Toshiba Corp | 蒸気タービン用ロータ |
-
1983
- 1983-01-21 JP JP728383A patent/JPS59133354A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59133354A (ja) | 1984-07-31 |