INDUSTRIAL VALVES & FLOW CONTROL TECHNICAL DATA
MODEL SG-041-8
Fire-Fighting Wafer Butterfly Valve
Product enquiry
01
CONSTRUCTION
Materials / Main Components
| No. | Part Name | Material |
|---|---|---|
| 1 | Body | Ductile iron/CS/SS |
| 2 | Seat | EPDM/NBR |
| 3 | Disc | Ductile iron/CS/SS |
| 4 | Taper pin | CF8 |
| 5 | Stem | SS410/SS304/SS316 |
| 6 | Handle | QT450-10 |
02
RATING & STANDARDS
Main Technical Parameters
- Nominal pressure
- PN10/PN16/PN25/PN40, 125LB/150LB, 5K/10K/16K
- Face-to-face standard
- DIN3202K1; API609; EN558-1; ISO5752
- Test standard
- GB/T13927-2008; API598
- Applicable media
- Water, oil, gas, etc.
03
SECTIONAL ILLUSTRATIONS
Sectional Illustrations
04
OPERATING LIMITS
Pressure Conditions
Listed operating and test pressures depend on the selected configuration. Confirm the applicable values and service conditions against the approved product submittal before selection.
| Size | Max pressure (bar) | Min/max temperature (°C) | Shell test pressure (bar) | Seat test pressure (bar) |
|---|---|---|---|---|
| DN50-DN300 | 10.0/16.0 | -10°C+100°C | 15.0/24.0 | 11.0/17.6 |
05
DIMENSIONAL DATA
Dimensions
Scroll horizontally to view all dimensions.
JIS 10K connection dimensions and the ANSI 150Lb ΦD2 dimension for DN50 require confirmation against the approved drawing.
| DN (mm) & inch | A | B | C | D | ΦD1 | ΦD3 | PN10/16 / ΦD2 | PN10/16 / N-Φd | ANSI 150Lb / ΦD2 | ANSI 150Lb / N-Φd | L |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 50(2") | 63 | 126 | 29 | 43 | 52.6 | 100 | 125 | 4-19 | Not specified — confirm | 4-19 | 245 |
| 65(2½") | 69 | 134 | 29 | 46 | 64.3 | 120 | 145 | 4-19 | 139.7 | 4-19 | 245 |
| 80(3") | 76 | 152 | 29 | 46 | 78.8 | 127 | 160 | 8-19 | 152.4 | 4-19 | 245 |
| 100(4") | 106 | 170 | 29 | 52 | 104 | 156 | 180 | 8-19 | 190.5 | 8-19 | 276 |
| 125(5") | 115 | 183 | 29 | 56 | 123.3 | 190 | 210 | 8-19 | 215.9 | 8-22 | 276 |
| 150(6") | 128 | 196 | 29 | 56 | 155.7 | 212 | 240 | 8-23 | 241.3 | 8-22 | 276 |
| 200(8") | 160 | 238 | 41 | 60 | 202.4 | 268 | 295 | 8-22/12-22 | 298.4 | 8-22 | 383 |
| 250(10") | 190 | 258 | 41 | 68 | 250.4 | 325 | 350/355 | 12-22/12-26 | 361.9 | 12-25 | 383 |
| 300(12") | 235 | 300 | 41 | 78 | 301.5 | 370 | 400/410 | 12-23/12-28 | 432 | 12-25 | 383 |
Verify the selected configuration and service duty against the approved product submittal.