| Title : | Piping and Valves | Doc. No. | L-001 | Annex: | E | Valve Data Sheet | BUBC20R |
| Project : | Company : | Rev.Date : | 20.09.99 | Rev. : | 2 | ||
| Valve Type | End To End Standard | End Type 1 | End Type 2 | End Standard | Size From (in) | Size To (in) | Notes |
| BUTTERFLY VALVE WAFER SOFT SEAT | API 609 TABLE 2 | RF | RF | ASME B16.5 | 4.00 | 24.00 | |
| Notes | ||
| Pressure Rating | CL 300 | |
| Design Code | API 609 CATEGORY B | |
| Fire Test | API 6FA OR BS 6755 | |
| General Requirement | VSK V254 | |
| Leak Test | VSK V007 | |
| Marking | VSK V003 | |
| Operator | VSK V004 | 260 |
| Max Design Pressure | Barg | 51.1 | 51.1 | 50.1 | 46.4 | 45.9 | 45.2 |
| At Temperature | Deg. C | -15 | 38 | 50 | 100 | 120 | 150 |
| Subject/Item | Design and Material Requirement | Material | MDS | EDS |
| BODY | Wafer type, with 4 guiding lugs, unthreaded | A216 WCB A105 |
C02 C01 |
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| INSIDE TRIM | |
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| STEM | Material according to EDS | |
|
NTR1 |
| CLOSURE MEMBER | Disc, bi-directional, double or triple eccentric. Full seat pressure rating; Material according to EDS | |
|
NTR1 |
| SEAT | Renewable; Material according to EDS | |
|
NTR1 |
| SEALS | Lip seal or packed gland for stem sealing; Material according to EDS | |
|
NSM1 |
| STEM PACKING | Expanded graphite not less than 98% purity | |
|
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| RESILIENT SEAL | Material to be hydrocarbon and seawater resistant | |
|
NSM1 |
| OUTSIDE TRIM | |
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|
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| BOLTING | Material according to EDS | |
|
NBO2 |
| SPECIAL REQUIREMENTS | Wetted parts suitable for sour service to NACE MR0175 | |
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| 260 | GEAR FOR ALL SIZES. |