RO95951B1 - Ciocan pentru concasor si procedeu de realizare - Google Patents
Ciocan pentru concasor si procedeu de realizareInfo
- Publication number
- RO95951B1 RO95951B1 RO124771A RO12477186A RO95951B1 RO 95951 B1 RO95951 B1 RO 95951B1 RO 124771 A RO124771 A RO 124771A RO 12477186 A RO12477186 A RO 12477186A RO 95951 B1 RO95951 B1 RO 95951B1
- Authority
- RO
- Romania
- Prior art keywords
- max
- crusher
- hammer
- hardness
- degrees
- Prior art date
Links
Landscapes
- Crushing And Grinding (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
Ciocan pentru concasor, constituit dintr-o parte activa, realizata din fonta înalt aliata, rezistenta la uzura, continând 2,45 : 2,65 % C, 27 : 29% Cr, 1,1 : 1,3% Mo, 0,7 : 0,9 % V, 0,09 : 0,12 % Ti, max.1% Mn, max.0,5 % Si, max.0,01 % B, max.0,01 %Al, max. 0,003 % S si max. 0,0035 % P, cu o duritate de 54 : 62 HRC si o parte neactiva, obtinuta din otel carbon obisnuit, cu o duritate de 120 : 160 HB, obtinut printr-un procedeu care consta în formarea pe orizontala si turnarea pe verticala începând cu turnarea fontei aliate la o temperatura de 1380 : 1420 degree C, continuata dupa începutul aparitiei dendritelor cu turnarea otelului obisnuit la o temperatura de 1560 : 1600 degree C, primul contact dintre cele doua aliaje realizându-se în zona cea mai calda de la suprafata fontei.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RO124771A RO95951B1 (ro) | 1986-09-16 | 1986-09-16 | Ciocan pentru concasor si procedeu de realizare |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RO124771A RO95951B1 (ro) | 1986-09-16 | 1986-09-16 | Ciocan pentru concasor si procedeu de realizare |
Publications (1)
Publication Number | Publication Date |
---|---|
RO95951B1 true RO95951B1 (ro) | 1988-11-11 |
Family
ID=40904967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO124771A RO95951B1 (ro) | 1986-09-16 | 1986-09-16 | Ciocan pentru concasor si procedeu de realizare |
Country Status (1)
Country | Link |
---|---|
RO (1) | RO95951B1 (ro) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103993224A (zh) * | 2014-04-23 | 2014-08-20 | 中建材宁国新马耐磨材料有限公司 | 一种中锰钢破碎机锤头及其制备方法 |
-
1986
- 1986-09-16 RO RO124771A patent/RO95951B1/ro unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103993224A (zh) * | 2014-04-23 | 2014-08-20 | 中建材宁国新马耐磨材料有限公司 | 一种中锰钢破碎机锤头及其制备方法 |
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