Section 7 — Pressure Vessels
IPE Engineering Practice IPE-EP-7-1-1DS
Document number: IPE-EP-7-1-1DS · Section: 7 — Pressure Vessels
| 1. VESSEL NAME | 1. VESSEL NAME | 1. VESSEL NAME | 1. VESSEL NAME |
|---|---|---|---|
| 2. EQUIPMENT DESIGNATION | 2. EQUIPMENT DESIGNATION | 2. EQUIPMENT DESIGNATION | 2. EQUIPMENT DESIGNATION |
| 3. DESIGN CODE & ADDENDA | 3. DESIGN CODE & ADDENDA | 3. DESIGN CODE & ADDENDA | 3. DESIGN CODE & ADDENDA |
| 4. OPERATING PRESSURE & TEMPERATURE | 4. OPERATING PRESSURE & TEMPERATURE | 4. OPERATING PRESSURE & TEMPERATURE | 4. OPERATING PRESSURE & TEMPERATURE |
| 5. INTERNAL DESIGN PRESSURE & TEMPERATURE | 5. INTERNAL DESIGN PRESSURE & TEMPERATURE | 5. INTERNAL DESIGN PRESSURE & TEMPERATURE | 5. INTERNAL DESIGN PRESSURE & TEMPERATURE |
| 6. EXTERNAL DESIGN PRESSURE & TEMPERATURE | 6. EXTERNAL DESIGN PRESSURE & TEMPERATURE | 6. EXTERNAL DESIGN PRESSURE & TEMPERATURE | 6. EXTERNAL DESIGN PRESSURE & TEMPERATURE |
| 7. MAWP AT DESIGN TEMPERATURE | 7. MAWP AT DESIGN TEMPERATURE | 7. MAWP AT DESIGN TEMPERATURE | 7. MAWP AT DESIGN TEMPERATURE |
| 8. MINIMUM DESIGN METAL TEMPERATURE (MDMT) | 8. MINIMUM DESIGN METAL TEMPERATURE (MDMT) | 8. MINIMUM DESIGN METAL TEMPERATURE (MDMT) | 8. MINIMUM DESIGN METAL TEMPERATURE (MDMT) |
| 9. MAWP AT MINIMUM DESIGN METAL TEMPERATURE | 9. MAWP AT MINIMUM DESIGN METAL TEMPERATURE | 9. MAWP AT MINIMUM DESIGN METAL TEMPERATURE | 9. MAWP AT MINIMUM DESIGN METAL TEMPERATURE |
| 10. SHOP HYDROSTATIC TEST PRESSURE (HORIZONTAL POSITION) | 10. SHOP HYDROSTATIC TEST PRESSURE (HORIZONTAL POSITION) | 10. SHOP HYDROSTATIC TEST PRESSURE (HORIZONTAL POSITION) | 10. SHOP HYDROSTATIC TEST PRESSURE (HORIZONTAL POSITION) |
| 11. FIELD HYDROSTATIC TEST PRESSURE (VERTICAL POSITION) | 11. FIELD HYDROSTATIC TEST PRESSURE (VERTICAL POSITION) | 11. FIELD HYDROSTATIC TEST PRESSURE (VERTICAL POSITION) | 11. FIELD HYDROSTATIC TEST PRESSURE (VERTICAL POSITION) |
| 12. TEMPERATURE AT HYDROSTATIC TEST | 12. TEMPERATURE AT HYDROSTATIC TEST | 12. TEMPERATURE AT HYDROSTATIC TEST | 12. TEMPERATURE AT HYDROSTATIC TEST |
| 13. RADIOGRAPHY, FULL OR SPOT | 13. RADIOGRAPHY, FULL OR SPOT | 13. RADIOGRAPHY, FULL OR SPOT | 13. RADIOGRAPHY, FULL OR SPOT |
| 14. HEAD WELD JOINT EFFICIENCY | 14. HEAD WELD JOINT EFFICIENCY | 14. HEAD WELD JOINT EFFICIENCY | 14. HEAD WELD JOINT EFFICIENCY |
| 15. SHELL WELD JOINT EFFICIENCY | 15. SHELL WELD JOINT EFFICIENCY | 15. SHELL WELD JOINT EFFICIENCY | 15. SHELL WELD JOINT EFFICIENCY |
| 16. SERVICE | 16. SERVICE | 16. SERVICE | 16. SERVICE |
| 17. VESSEL VOLUME & DESIGN LIQUID LEVEL | 17. VESSEL VOLUME & DESIGN LIQUID LEVEL | 17. VESSEL VOLUME & DESIGN LIQUID LEVEL | 17. VESSEL VOLUME & DESIGN LIQUID LEVEL |
| 18. CONTENTS & SPECIFIC GRAVITY | 18. CONTENTS & SPECIFIC GRAVITY | 18. CONTENTS & SPECIFIC GRAVITY | 18. CONTENTS & SPECIFIC GRAVITY |
| 19. HEAT TREATMENT REQUIREMENTS | 19. HEAT TREATMENT REQUIREMENTS | 19. HEAT TREATMENT REQUIREMENTS | 19. HEAT TREATMENT REQUIREMENTS |
| 20. CORROSION ALLOWANCE | 20. CORROSION ALLOWANCE | 20. CORROSION ALLOWANCE | 20. CORROSION ALLOWANCE |
| 21. MATERIALS - PRESSURE BOUNDARY AND SUPPORTS (NOZZLE/FLANGE MATERIAL ON PAGE 4 OF DATA SHEET) | 21. MATERIALS - PRESSURE BOUNDARY AND SUPPORTS (NOZZLE/FLANGE MATERIAL ON PAGE 4 OF DATA SHEET) | 21. MATERIALS - PRESSURE BOUNDARY AND SUPPORTS (NOZZLE/FLANGE MATERIAL ON PAGE 4 OF DATA SHEET) | 21. MATERIALS - PRESSURE BOUNDARY AND SUPPORTS (NOZZLE/FLANGE MATERIAL ON PAGE 4 OF DATA SHEET) |
| DESCRIPTION | DESCRIPTION | ALLOWABLE STRESS - DESIGN TEMP. | ALLOWABLE STRESS - AMBIENT TEMP. |
| SHELL | |||
| HEADS | |||
| SKIRT | |||
| GIRTH FLANGES | |||
| ANCHOR BOLTS | |||
| ANCHOR BOLT NUTS | |||
| STRUCTURALS | |||
| 22. MATERIALS – INTERNALS | 22. MATERIALS – INTERNALS | 22. MATERIALS – INTERNALS | 22. MATERIALS – INTERNALS |
| DESCRIPTION | DESCRIPTION | ALLOWABLE STRESS - DESIGN TEMP. | ALLOWABLE STRESS - AMBIENT TEMP. |
| CLAD/OVERLAY | |||
| PLATE | |||
| SHEET | |||
| STRIP | |||
| BAR | |||
| PIPE | |||
| FLANGES | |||
| BOLTS | |||
| NUTS |
| 23. MATERIALS - PRESSURE BOUNDARY AND SUPPORTS (NOZZLE/FLANGE MATERIAL ON PAGE 4 OF DATA SHEET) |
|---|
| GIRTH FLANGES |
| NOZZLE FLANGES |
| 24. MATERIALS - BOLTS & NUTS |
| GIRTH FLANGES |
| NOZZLE FLANGES |
| 25. INSULATION |
| 26. REFRACTORY |
| 27. FIREPROOFING |
| 28. PAINTING |
| 29. INTERNAL LININGS |
| 30. LIFTING LUGS |
| 31. VESSEL WEIGHTS: |
| FABRICATION (EXCLUDING TRAYS AND OTHER INTERNALS) |
| OTHER INTERNALS |
| EMPTY |
| OPERATING |
| TEST |
| 32. ACCESSORIES BY FABRICATOR |
| MANHOLE DAVIT(S) |
| UTILITY DAVIT(S) |
| LADDER/PLATFORM CLIPS |
| PIPE SUPPORT CLIPS |
| INSULATION SUPPORTS |
| REFRACTORY ANCHORS |
| FIREPROOFING SUPPORTS |
| 33. NOTES: |
| Mark | No. | Size (inch) | Flange Rating & Facing | Flange Material | Nozzle Thick. (Inch) | Nozzle Material | Pad Diameter (Inch) | Pad Thick. (Inch) | Pad Material | Service |
|---|---|---|---|---|---|---|---|---|---|---|
© 2026 Inflection Point Engineering, LLC. All rights reserved. The content of this page — including calculation methods, reference data, written analysis, interactive tools, and source code — is the intellectual property of Inflection Point Engineering, LLC and is protected under applicable copyright, trademark, and trade secret laws. Unauthorized reproduction, redistribution, modification, or derivative use in whole or in part is prohibited without prior written consent.
Disclaimer. This material is provided for informational and educational purposes only and does not constitute professional engineering advice. Calculations, reference data, and methodologies are based on published standards and accepted engineering practice but are not a substitute for engineering judgment, site-specific analysis, or review by a licensed Professional Engineer. Inflection Point Engineering, LLC makes no warranties, express or implied, regarding the accuracy, completeness, or fitness for a particular purpose of any content presented here, and shall not be liable for any direct, indirect, incidental, or consequential damages arising from its use. Users assume all risk associated with applying this content to real-world design, operations, or decisions.
© 2026 Inflection Point Engineering, LLC. All rights reserved.