INDUSTRIAL VALVES & FLOW CONTROL TECHNICAL DATA
MODEL SG-071-1
Flange End Metal Seat Gate Valve-NRS (1st Model)
Product enquiry
01
CONSTRUCTION
Materials / Main Components
| No. | Part Name | Material |
|---|---|---|
| 1 | Body | Ductile iron/CS/SS |
| 2 | Sealing face | Brass/Bronze/SS304 |
| 3 | Disc | Ductile iron/CS/SS |
| 4 | Stem nut | Brass HPb59-1 |
| 5 | Stem | SS410/SS304/SS316/Brass HPb59-1 |
| 6 | Gasket | EPDM/NBR/Graphite |
| 7 | Bonnet | Ductile iron/CS/SS |
| 8 | Positioning rings | Brass HPb59-1 |
| 9 | O ring | EPDM/NBR |
| 10 | Packing | Graphite/PTFE |
| 11 | Packing gland | Ductile iron/CS/SS |
| 12 | Bolt | Carbon Steel/SS304/SS316 |
| 13 | Nut | Carbon Steel/SS304/SS316 |
| 14 | Handwheel | Ductile iron |
| 15 | Hexagonal head bolt | SS304/SS316 |
02
RATING & STANDARDS
Main Technical Parameters
- Nominal pressure
- PN10/PN16/PN25/PN40/PN64, 125LB/150LB/300LB, 5K/10K/16KCatalogue-listed classes; pressure, size and material combinations require confirmation. Refer separately to the maximum-pressure conditions.
- Face to face standard
- GB/T12221-2005, ASME B16.10, DIN3352 F4/F5, EN558-1, JIS B2002
- Flange connection standard
- GB/T17241.6, GB/T9113-2010, EN1092-2, ANSI B16.1/B16.5, JIS B2212
- Test standard
- GB/T13927-2008, API598
- Applicable media
- Water, oil, gas, etc
- Operator availability
- Available with gear, electric operator, etc.Configuration and availability require confirmation.
03
APPLICATION & CONFIGURATION
Additional Information
Operator options
Gear and electric operators are available on request. Confirm the operator and interface for the ordered configuration.
Buried-installation option
Optional square operating head for buried installation.
04
SECTIONAL ILLUSTRATIONS
Sectional Illustrations

05
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) | Test Pressure (bar) / Shell | Test Pressure (bar) / Seat |
|---|---|---|---|---|
| DN40-DN1000 | 10.0/16.0/25.0 | -10°C+220°C | 15.0/24.0/37.5 | 11.0/17.6/27.5 |
06
DIMENSIONAL DATA
Dimensions
Scroll horizontally to view all dimensions.
Units: mm
| DN(mm) & INCH | GB/T12221 BS5163 / L | DIN3352 F4/F5 / L | JIS B2002 / L | ANSI B16.10 / L | EN1092-2 / PN10/16 / D | EN1092-2 / PN10/16 / K | EN1092-2 / PN10/16 / n-Phi d | EN1092-2 / PN25 / D | EN1092-2 / PN25 / K | EN1092-2 / PN25 / n-Phi d | ANSI B16.1 / CL125/150 / D | ANSI B16.1 / CL125/150 / K | ANSI B16.1 / CL125/150 / n-Phi d | H |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40(1½") | 165 | 140/240 | 165 | 165 | 150 | 110 | 4-19 | 150 | 110 | 4-19 | 127 | 98.5 | 4-15 | 220 |
| 50(2") | 178 | 150/250 | 180 | 178 | 165 | 125 | 4-19 | 165 | 125 | 4-19 | 152 | 120.5 | 4-19 | 240 |
| 65(2½") | 190 | 170/270 | 190 | 190 | 185 | 145 | 4-19 | 185 | 145 | 4-19 | 178 | 139.5 | 4-19 | 270 |
| 80(3") | 203 | 180/280 | 200 | 203 | 200 | 160 | 8-19 | 200 | 160 | 8-19 | 190 | 152.5 | 4-19 | 300 |
| 100(4") | 229 | 190/300 | 230 | 229 | 220 | 180 | 8-19 | 235 | 190 | 8-23 | 229 | 190.5 | 8-19 | 345 |
| 125(5") | 254 | 200/325 | 250 | 254 | 250 | 210 | 8-19 | 270 | 220 | 8-28 | 254 | 216 | 8-22 | 388 |
| 150(6") | 267 | 210/350 | 270 | 267 | 285 | 240 | 8-23 | 300 | 250 | 8-28 | 279 | 241.5 | 8-22 | 430 |
| 200(8") | 292 | 230/400 | 290 | 292 | 340 | 295 | 8-23/12-23 | 360 | 310 | 12-28 | 343 | 298.5 | 12-22 | 545 |
| 250(10") | 330 | 250/450 | 330 | 330 | 395/405 | 350/355 | 12-23/12-27 | 425 | 370 | 12-31 | 406 | 362 | 12-25 | 635 |
| 300(12") | 356 | 270/500 | 350 | 356 | 445/460 | 400/410 | 12-23/12-27 | 485 | 430 | 16-31 | 483 | 432 | 12-25 | 780 |
| 350(14") | 381 | 290/550 | 381 | 381 | 505/520 | 460/470 | 16-23/16-31 | 555 | 490 | 16-34 | 533 | 476.5 | 12-29 | 835 |
| 400(16") | 406 | 310/600 | 406 | 406 | 565/580 | 515/525 | 16-28/16-31 | 620 | 550 | 16-37 | 597 | 539.5 | 16-29 | 910 |
| 450(18") | 432 | 330/650 | 432 | 432 | 615/640 | 565/585 | 20-28/20-31 | 670 | 600 | 20-37 | 635 | 578 | 16-32 | 1000 |
| 500(20") | 457 | 350/700 | 457 | 457 | 670/715 | 620/650 | 20-28/20-34 | 730 | 660 | 20-37 | 699 | 635 | 20-32 | 1065 |
| 600(24") | 508 | 390/800 | 508 | 780/840 | 725/770 | 20-31/20-37 | 845 | 770 | 20-41 | 813 | 756 | 20-32 | 1260 | |
| 700(28") | 610 | 430/900 | 610 | 895/910 | 840 | 24-31/24-37 | ||||||||
| 800(32") | 660 | 470/1000 | 660 | 1015/1025 | 950 | 24-34/24-41 | ||||||||
| 900(36") | 711 | 510/1100 | 711 | 1115/1125 | 1050 | 28-34/28-41 | ||||||||
| 1000(40") | 813 | 550/1200 | 813 | 1230/1255 | 1160/1170 | 28-37/28-44 |
Verify the selected configuration and service duty against the approved product submittal.