DE2312673A1 - Sphaeroidisierung von korngrenzenausscheidungen - Google Patents
Sphaeroidisierung von korngrenzenausscheidungenInfo
- Publication number
- DE2312673A1 DE2312673A1 DE2312673A DE2312673A DE2312673A1 DE 2312673 A1 DE2312673 A1 DE 2312673A1 DE 2312673 A DE2312673 A DE 2312673A DE 2312673 A DE2312673 A DE 2312673A DE 2312673 A1 DE2312673 A1 DE 2312673A1
- Authority
- DE
- Germany
- Prior art keywords
- spheroidization
- steel
- grain boundary
- alloy
- phase
- 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
- 229910045601 alloy Inorganic materials 0.000 claims description 28
- 239000000956 alloy Substances 0.000 claims description 28
- 239000011651 chromium Substances 0.000 claims description 24
- 229910052804 chromium Inorganic materials 0.000 claims description 21
- 238000011282 treatment Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 20
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 230000032683 aging Effects 0.000 claims description 10
- 230000009466 transformation Effects 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229910052715 tantalum Inorganic materials 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 7
- 239000002244 precipitate Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 4
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 4
- 238000010791 quenching Methods 0.000 claims description 3
- 230000000171 quenching effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims 4
- 230000018199 S phase Effects 0.000 claims 1
- 229910002056 binary alloy Inorganic materials 0.000 description 18
- 239000002245 particle Substances 0.000 description 14
- 229910002058 ternary alloy Inorganic materials 0.000 description 13
- 229910000599 Cr alloy Inorganic materials 0.000 description 9
- 230000035882 stress Effects 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910001068 laves phase Inorganic materials 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000010587 phase diagram Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000005482 strain hardening Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000012798 spherical particle Substances 0.000 description 2
- 229910001362 Ta alloys Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002431 foraging effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 239000002699 waste material Substances 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
- C21D1/32—Soft annealing, e.g. spheroidising
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23448372A | 1972-03-14 | 1972-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2312673A1 true DE2312673A1 (de) | 1973-09-27 |
Family
ID=22881577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2312673A Pending DE2312673A1 (de) | 1972-03-14 | 1973-03-14 | Sphaeroidisierung von korngrenzenausscheidungen |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3794532A (sv) |
| JP (1) | JPS48102719A (sv) |
| DE (1) | DE2312673A1 (sv) |
| FR (1) | FR2176015B1 (sv) |
| GB (1) | GB1383868A (sv) |
| SE (1) | SE386912B (sv) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4087287A (en) * | 1977-04-15 | 1978-05-02 | The United States Of America As Represented By The Secretary Of The Interior | Method for providing ferritic-iron-based alloys |
-
1972
- 1972-03-14 US US00234483A patent/US3794532A/en not_active Expired - Lifetime
-
1973
- 1973-03-05 GB GB1058773A patent/GB1383868A/en not_active Expired
- 1973-03-12 SE SE7303405A patent/SE386912B/sv unknown
- 1973-03-13 FR FR7308959A patent/FR2176015B1/fr not_active Expired
- 1973-03-14 JP JP48029875A patent/JPS48102719A/ja active Pending
- 1973-03-14 DE DE2312673A patent/DE2312673A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2176015A1 (sv) | 1973-10-26 |
| SE386912B (sv) | 1976-08-23 |
| GB1383868A (en) | 1974-02-12 |
| US3794532A (en) | 1974-02-26 |
| JPS48102719A (sv) | 1973-12-24 |
| FR2176015B1 (sv) | 1976-06-11 |
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