- Item Code: CI0004
- Pressure Rating: CL-125
- Testing Standard: Mfg. Standard
- Size Range: 40mm to 300mm
- Product Standard: Mfg. Standard
Suitable For
Material Specification
| P. NO. | NAME OF PART | MATERIAL | SPECIFICATION |
|---|---|---|---|
| 1 | BODY | CAST IRON | BSEN 1561 Gr.ENGJL 200 |
| 2 | STEM NUT | CAST IRON | BSEN 1561 Gr.ENGJL 200 |
| 3 | WEDGE | CAST IRON | BSEN 1561 Gr.ENGJL 200 |
| 4 | GASKET | C.N.A.F | B.S. 1832 |
| 5 | BONNET | CAST IRON | BSEN 1561 Gr.ENGJL 200 |
| 6 | BOLTS & NUTS | CARBON STEEL | BS 4190 |
| 7 | T-HEAD BOLTS & NUTS | CARBON STEEL | BS 4190 |
| 8 | GASKET | C.N.A.F | B.S. 1832 |
| 9 | STUFFING BOX | CAST IRON | BSEN 1561 Gr.ENGJL 200 |
| 10 | PACKING | TO SUIT SERVICE CONDITIONS | |
| 11 | GLAND FLANGE | CAST IRON | IS 2062 Gr. A |
| 12 | STEM | CARBON STEEL | IS 2062 Gr. B |
| 13 | HAND WHEEL | CAST IRON | BSEN 1561 Gr.ENGJL 200 |
| 14 | WASHER | CARBON STEEL | ANY GRADE |
| 15 | BOLT FOR HAND WHEEL | CARBON STEEL | BS 4190 |
Dimensional Data
| SIZE (mm) | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
|---|---|---|---|---|---|---|---|---|---|---|
| L | 140±1.6 | 143±1.6 | 159±1.6 | 172±1.6 | 194±1.6 | 203±1.6 | 213±1.6 | 248±1.6 | 340±1.6 | 369±1.6 |
| ~H | 215 | 238 | 270 | 320 | 370 | 420 | 480 | 635 | 760 | 865 |
| ~∅HW | 127 | 140 | 140 | 178 | 203 | 229 | 229 | 254 | 406 | 406 |
| ∅C | 38.1 | 50.8 | 63.5 | 76.2 | 101.6 | 127 | 152.4 | 203 | 254 | 305 |
| ∅D | 127 | 152 | 178 | 191 | 229 | 254 | 279 | 343 | 406 | 483 |
| B | 14.3 | 15.9 | 17.5 | 19 | 23.8 | 23.8 | 25.4 | 28.6 | 30.2 | 31.8 |
| K | 98.5 | 121 | 140 | 152 | 191 | 216 | 241 | 299 | 362 | 432 |
| n | 4 | 4 | 4 | 4 | 8 | 8 | 8 | 8 | 12 | 12 |
| ∅d | 15.9 | 19 | 19 | 19 | 19 | 22.2 | 22.2 | 22.2 | 25.4 | 25.4 |
Principle Features
INTRODUCTION
Leader Cast Iron Gate Valves (Non-Rising Spindle) is best suited for services that require infrequent valve operation, and where the wedge is kept either fully opened or fully closed. It offers the ultimate dependable service wherever minimum pressure drop is important.
- Bolted Bonnet, inside screw, Non-Rising Stem.
- Solid Wedge, Metal to Metal seating.
- Flanged ends as per ASME B16.1 CL-125.
- Compact & rigid structure.
- Provided full flow with minimal pressure drop.
- Small opening and closing torque.
- Using Non-Asbestos packing, reliable sealing, light and flexible operation.
- Robust construction of hand wheel in open spoke design.
- Provision for re-packing under pressure in the installed condition.
- Easy visual control of open/closed position marked on the hand wheel.
- Operation mode manual, gear, electric, pneumatic.
- Available with open-shut indicator & locking arrangement on request.
- Widely used in water distribution, power plants, and pipeline for access or cut off the medium pipeline opening and closing devices.
END CONNECTION
- Flanged as per ASME / ANSI B16.1 CL-125 F.F.
- Flange drilling as per other standards also available upon request.
UTILISATION & SERVICE
- “LEADER” Cast Iron Gate valves are suitable for above-ground installations.
- Best suited for potable water, treated fresh water, neutral liquids & some gases.
WORKING PRESSURE
- Maximum Working pressure:13.8 Bar.
- See Pressure / Temperature Diagram.
TEMPERATURE LIMITS
- Maximum Working Temperature: 45°C.
- See Pressure / Temperature Diagram.
TEST PRESSURE (Hydrostatic)
| Rating | CL-125 |
|---|---|
| Body (Hyd.) | 20.7 Bar |
| Seat (Hyd.) | 15.18 Bar |