JPH0379084B2 - - Google Patents
Info
- Publication number
- JPH0379084B2 JPH0379084B2 JP60017916A JP1791685A JPH0379084B2 JP H0379084 B2 JPH0379084 B2 JP H0379084B2 JP 60017916 A JP60017916 A JP 60017916A JP 1791685 A JP1791685 A JP 1791685A JP H0379084 B2 JPH0379084 B2 JP H0379084B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- outer layer
- ring roll
- composite ring
- cast iron
- 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 - Lifetime
Links
- 239000000463 material Substances 0.000 claims description 69
- 239000002131 composite material Substances 0.000 claims description 59
- 239000011651 chromium Substances 0.000 claims description 52
- 229910052804 chromium Inorganic materials 0.000 claims description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 21
- 229910001018 Cast iron Inorganic materials 0.000 claims description 20
- 238000009792 diffusion process Methods 0.000 claims description 18
- 229910001141 Ductile iron Inorganic materials 0.000 claims description 13
- 229910052698 phosphorus Inorganic materials 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052750 molybdenum Inorganic materials 0.000 claims description 11
- 229910052759 nickel Inorganic materials 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 238000005266 casting Methods 0.000 claims description 10
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 229910052748 manganese Inorganic materials 0.000 claims description 7
- 229910000859 α-Fe Inorganic materials 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 238000001513 hot isostatic pressing Methods 0.000 claims description 5
- 238000005275 alloying Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 143
- 230000000694 effects Effects 0.000 description 16
- 238000005096 rolling process Methods 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 150000001247 metal acetylides Chemical class 0.000 description 9
- 230000005496 eutectics Effects 0.000 description 8
- 229910001567 cementite Inorganic materials 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 229910002804 graphite Inorganic materials 0.000 description 6
- 239000010439 graphite Substances 0.000 description 6
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 6
- 230000000171 quenching effect Effects 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 5
- 238000010791 quenching Methods 0.000 description 5
- 238000005496 tempering Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000009750 centrifugal casting Methods 0.000 description 2
- UFGZSIPAQKLCGR-UHFFFAOYSA-N chromium carbide Chemical compound [Cr]#C[Cr]C#[Cr] UFGZSIPAQKLCGR-UHFFFAOYSA-N 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910003470 tongbaite Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910017060 Fe Cr Inorganic materials 0.000 description 1
- 229910002544 Fe-Cr Inorganic materials 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005087 graphitization Methods 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1791685A JPS61176409A (ja) | 1985-01-31 | 1985-01-31 | 複合リングロ−ル |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1791685A JPS61176409A (ja) | 1985-01-31 | 1985-01-31 | 複合リングロ−ル |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61176409A JPS61176409A (ja) | 1986-08-08 |
| JPH0379084B2 true JPH0379084B2 (fr) | 1991-12-17 |
Family
ID=11957078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1791685A Granted JPS61176409A (ja) | 1985-01-31 | 1985-01-31 | 複合リングロ−ル |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61176409A (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0669577B2 (ja) * | 1987-05-22 | 1994-09-07 | 川崎製鉄株式会社 | 圧延ロール用複合スリーブ及びその製造方法 |
| FI20040850A (fi) * | 2004-06-18 | 2005-12-19 | Metso Powdermet Oy | Menetelmä yhdistelmämateriaalin valmistamiseksi kuumaisostaattisella puristuksella sekä yhdistelmämateriaali |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57175090A (en) * | 1981-04-20 | 1982-10-27 | Hitachi Ltd | Production of composite roll |
| JPS57198243A (en) * | 1981-05-29 | 1982-12-04 | Kubota Ltd | Alloy chilled roll material with superior crack and wear resistance |
-
1985
- 1985-01-31 JP JP1791685A patent/JPS61176409A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57175090A (en) * | 1981-04-20 | 1982-10-27 | Hitachi Ltd | Production of composite roll |
| JPS57198243A (en) * | 1981-05-29 | 1982-12-04 | Kubota Ltd | Alloy chilled roll material with superior crack and wear resistance |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61176409A (ja) | 1986-08-08 |
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