Info
- Utilizzare la checkbox di selezione a fianco di ciascun documento per attivare le funzionalità di stampa, invio email, download nei formati disponibili del (i) record.
Castings practice [[electronic resource] ] : the 10 rules of castings / / John Campbell
| Castings practice [[electronic resource] ] : the 10 rules of castings / / John Campbell |
| Autore | Campbell John, MAFS. |
| Pubbl/distr/stampa | Oxford, : Elsevier Butterworth-Heinemann, 2004 |
| Descrizione fisica | 1 online resource (218 p.) |
| Disciplina | 671.2 |
| Soggetto topico |
Founding
Metal castings |
| Soggetto genere / forma | Electronic books. |
| ISBN |
1-281-00894-X
9786611008949 0-08-047641-4 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Castings Practice; Contents; Dedication; Preface; Summary; Rule 1. Achieve a good quality melt; 1.1 Background; 1.2 Melting; 1.3 Holding; 1.4 Pouring; 1.5 Melt treatments; 1.5.1 Degassing; 1.5.2 Additions; 1.6 Filtration; 1.6.1 Packed beds; 1.6.2 Alternative varieties of filters; 1.6.3 Practical aspects; Rule 2. Avoid turbulent entrainment (the critical velocity requirement); 2.1 Maximum velocity requirement; 2.2 The 'no fall' requirement; 2.3 Filling system design; 2.3.1 Gravity pouring of open-top moulds; 2.3.2 Gravity pouring of closed moulds; 2.3.3 Horizontal transfer casting
2.3.4 Counter-gravity2.3.5 Surface tension controlled filling; 2.3.6 Inclusion control: filters and traps; 2.3.7 Practical calculation of the filling system; Rule 3. Avoid laminar entrainment of the surface film (the non-stopping, non-reversing condition); 3.1 Continuous expansion of the meniscus; 3.2 Arrest of vertical progress; 3.3 Waterfall flow; 3.4 Horizontal stream flow; 3.5 Hesitation and reversal; Rule 4. Avoid bubble damage; 4.1 Gravity-filled running systems; 4.2 Pumped and low-pressure filling systems; Rule 5. Avoid core blows; 5.1 Background; 5.2 Prevention Rule 6. Avoid shrinkage damage6.1 Feeding systems design background; 6.1.1 Gravity feeding; 6.1.2 Computer modelling of feeding; 6.1.3 Random perturbations to feeding patterns; 6.1.4 Dangers of solid feeding; 6.1.5 The non-feeding roles of feeders; 6.2 The seven feeding rules; Rule 1: Do not feed; Rule 2: Heat-transfer requirement; Rule 3: Mass-transfer requirement; Rule 4: Junction requirement; Rule 5: Feed path requirement; Rule 6: Pressure gradient requirement; Rule 7: Pressure requirement; 6.3 The new feeding logic; 6.3.1 Background; 6.3.2 The new approach; 6.4 Active feeding 6.5 Freezing systems design6.5.1 External chills; 6.5.2 Internal chills; 6.5.3 Fins; Rule 7. Avoid convection damage; 7.1 Convection: the academic background; 7.2 Convection: the engineering imperatives; 7.3 Convection damage and casting section thickness; 7.4 Countering convection; Rule 8. Reduce segregation damage; Rule 9. Reduce residual stress (the 'no water quench' requirement); 9.1 Introduction; 9.2 Residual stress from casting; 9.3 Residual stress from quenching; 9.4 Distortion; 9.5 Heat treatment developments; 9.6 Epilogue; Rule 10. Provide location points; 10.1 Datums 10.2 Location points10.2.1 Rectilinear systems; 10.2.2 Cylindrical systems; 10.2.3 Trigonal systems; 10.2.4 Thin-walled boxes; 10.3 Location jigs; 10.4 Clamping points; 10.5 Mould design: the practical issues; 10.6 Casting accuracy; 10.7 Tooling accuracy; 10.8 Mould accuracy; 10.9 Summary of factors affecting accuracy; 10.10 Metrology; Appendix; The 1.5 factor; The Bernoulli equation; Rate of pour of steel castings from a bottom-pour ladle; Running system calculation record; Design methodology for investment castings; References; Index |
| Record Nr. | UNINA-9910457298503321 |
Campbell John, MAFS.
|
||
| Oxford, : Elsevier Butterworth-Heinemann, 2004 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Castings practice [[electronic resource] ] : the 10 rules of castings / / John Campbell
| Castings practice [[electronic resource] ] : the 10 rules of castings / / John Campbell |
| Autore | Campbell John, MAFS. |
| Pubbl/distr/stampa | Oxford, : Elsevier Butterworth-Heinemann, 2004 |
| Descrizione fisica | 1 online resource (218 p.) |
| Disciplina | 671.2 |
| Altri autori (Persone) | CampbellJohn, MAFS. |
| Soggetto topico |
Founding
Metal castings |
| ISBN |
1-281-00894-X
9786611008949 0-08-047641-4 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Castings Practice; Contents; Dedication; Preface; Summary; Rule 1. Achieve a good quality melt; 1.1 Background; 1.2 Melting; 1.3 Holding; 1.4 Pouring; 1.5 Melt treatments; 1.5.1 Degassing; 1.5.2 Additions; 1.6 Filtration; 1.6.1 Packed beds; 1.6.2 Alternative varieties of filters; 1.6.3 Practical aspects; Rule 2. Avoid turbulent entrainment (the critical velocity requirement); 2.1 Maximum velocity requirement; 2.2 The 'no fall' requirement; 2.3 Filling system design; 2.3.1 Gravity pouring of open-top moulds; 2.3.2 Gravity pouring of closed moulds; 2.3.3 Horizontal transfer casting
2.3.4 Counter-gravity2.3.5 Surface tension controlled filling; 2.3.6 Inclusion control: filters and traps; 2.3.7 Practical calculation of the filling system; Rule 3. Avoid laminar entrainment of the surface film (the non-stopping, non-reversing condition); 3.1 Continuous expansion of the meniscus; 3.2 Arrest of vertical progress; 3.3 Waterfall flow; 3.4 Horizontal stream flow; 3.5 Hesitation and reversal; Rule 4. Avoid bubble damage; 4.1 Gravity-filled running systems; 4.2 Pumped and low-pressure filling systems; Rule 5. Avoid core blows; 5.1 Background; 5.2 Prevention Rule 6. Avoid shrinkage damage6.1 Feeding systems design background; 6.1.1 Gravity feeding; 6.1.2 Computer modelling of feeding; 6.1.3 Random perturbations to feeding patterns; 6.1.4 Dangers of solid feeding; 6.1.5 The non-feeding roles of feeders; 6.2 The seven feeding rules; Rule 1: Do not feed; Rule 2: Heat-transfer requirement; Rule 3: Mass-transfer requirement; Rule 4: Junction requirement; Rule 5: Feed path requirement; Rule 6: Pressure gradient requirement; Rule 7: Pressure requirement; 6.3 The new feeding logic; 6.3.1 Background; 6.3.2 The new approach; 6.4 Active feeding 6.5 Freezing systems design6.5.1 External chills; 6.5.2 Internal chills; 6.5.3 Fins; Rule 7. Avoid convection damage; 7.1 Convection: the academic background; 7.2 Convection: the engineering imperatives; 7.3 Convection damage and casting section thickness; 7.4 Countering convection; Rule 8. Reduce segregation damage; Rule 9. Reduce residual stress (the 'no water quench' requirement); 9.1 Introduction; 9.2 Residual stress from casting; 9.3 Residual stress from quenching; 9.4 Distortion; 9.5 Heat treatment developments; 9.6 Epilogue; Rule 10. Provide location points; 10.1 Datums 10.2 Location points10.2.1 Rectilinear systems; 10.2.2 Cylindrical systems; 10.2.3 Trigonal systems; 10.2.4 Thin-walled boxes; 10.3 Location jigs; 10.4 Clamping points; 10.5 Mould design: the practical issues; 10.6 Casting accuracy; 10.7 Tooling accuracy; 10.8 Mould accuracy; 10.9 Summary of factors affecting accuracy; 10.10 Metrology; Appendix; The 1.5 factor; The Bernoulli equation; Rate of pour of steel castings from a bottom-pour ladle; Running system calculation record; Design methodology for investment castings; References; Index |
| Record Nr. | UNINA-9910784332203321 |
|
Campbell John, MAFS.
|
||
| Oxford, : Elsevier Butterworth-Heinemann, 2004 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||