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GB Flanged Gate Valve With Rising Stem Sluice Resilient Seated
Specifications
Applicable Standards:
- FACE TO FACE DIMENSION:GB/T 12221
- END FLANGE DIMENSION:GB/T 9113
- DESING:ANSI B16.34
- TEST:API598
Size Range:
- DN15~DN300
Pressure Rating:
- PN16~PN40
Temperature Range:
- -196°C~650°C
Application
The gate valve is a shutter of the opening and closing member. The direction of movement of the gate is perpendicular to the direction of the fluid. The gate valve can only be fully open and fully closed. The parameters of the door are different, usually 5°. When the medium temperature is not high, it is 2°52. '. Improve the manufacturability and make up for the deviation of the sealing surface angle during the machining process. This kind of ram is called elastic ram.
DN | L | D | D1 | D2 | b-f | z-φd | H |
15 | 130 | 95 | 65 | 45 | 14-2 | 4-14 | 185 |
20 | 150 | 105 | 75 | 55 | 14-2 | 4-14 | 200 |
25 | 160 | 115 | 85 | 65 | 14-2 | 4-14 | 225 |
32 | 180 | 135 | 100 | 78 | 16-2 | 4-18 | 275 |
40 | 200 | 145 | 110 | 85 | 16-3 | 4-18 | 295 |
50 | 250 | 160 | 125 | 100 | 16-3 | 4-18 | 350 |
65 | 265 | 180 | 145 | 120 | 18-3 | 4-18 | 370 |
80 | 280 | 195 | 160 | 135 | 20-3 | 8-18 | 390 |
100 | 300 | 215 | 180 | 155 | 20-3 | 8-18 | 435 |
125 | 325 | 245 | 210 | 185 | 22-3 | 8-18 | 520 |
150 | 350 | 280 | 240 | 210 | 24-3 | 8-23 | 610 |
200 | 400 | 335 | 295 | 265 | 26-3 | 12-23 | 785 |
250 | 450 | 405 | 355 | 320 | 20-3 | 12-25 | 960 |
300 | 500 | 460 | 410 | 375 | 30-4 | 12-25 | 1080 |
Feature
1. The flow resistance is small. The inner medium passage of the
valve body is straight through, the medium flows in a straight
line, and the flow resistance is small.
2. It is more labor-saving when opening and closing. Compared with
the shut-off valve, the direction of movement of the shutter is
perpendicular to the direction of flow of the medium, whether it is
open or closed.
3. High height, long opening and closing time. The opening and
closing stroke of the shutter is large, and the drop is performed
by the screw.
Model Selection
Gate Valve
Standard | ANSI | GB | JIS | DIN |
Pressure | 150LB/300LB | PN16/PN25/PN40 | 10K/20K | PN16/PN40 |
Valve Matreial | 1) CF8/SS304 2) CF8M/SS316 3) CF3/SS304L 4) CF3M/SS316L 5) WCB | |||
Actuator | 1) Single Acting(Spring Return) 2) Double Acting | |||
Accessories | 1) Limit Switch 2) Solenoid valve 3) Filter 4)Positioner 5) Warm Gear |