- Item Code: IS 023
- Pressure Rating: CL-2
- Testing Standard: IS 6157
- Size Range: 8mm to 100mm
- Product Standard: IS 778
Suitable For
Material Specification
| P. No. | NAME OF PART | MATERIAL | SPECIFICATION | |
|---|---|---|---|---|
| 1 | BODY | LEADED TIN BRONZE | IS:318 Gr. LTB2 | |
| 2 | COVER | LEADED TIN BRONZE / FORGED BRASS | IS:318 Gr. LTB2 / IS:6912 Gr. FLB | |
| 3 | DISC | LEADED TIN BRONZE / HIGH TENSILE BRASS | IS:318 Gr. LTB2 / IS:6912 Gr. FHTB1 | |
| 4 | 'O' RING | NITRILE RUBBER | ______________ | |
Dimensional Data
| SIZE (mm) | 8 | 10 | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| L | 47 | 50 | 60 | 70 | 80 | 95 | 110 | 125 | 160 | 180 | 216 |
| ~H | 33 | 33 | 35 | 35 | 41 | 57 | 60 | 65 | 88 | 94 | 118 |
| D | 1/4" | 3/8" | 1/2" | 3/4" | 1" | 1-1/4" | 1-1/2" | 2" | 2-1/2" | 3" | 4" |
| Item Code (CL-2) |
IS023 | IS023 | IS023 | IS023 | IS023 | IS023 | IS023 | IS023 | IS023 | IS023 | IS023 |
Principle Features
- Design std.: IS:778.
- Screwed in cover, integral seat.
- Screwed female parallel threads to IS:554.
- Disc is guided in body as well as in cover.
- Permits flow in one direction and close.
- Automatically if the flow reverses.
- Profiled contoured shape body for minimum pressure head loss.
PRESSURE RATING: CL-2
| TEST PRESSURE (HYDROSTATIC) : | |
|---|---|
| CLASS-2 | |
| BODY | SEAT |
| 2.4 Mpa (348 psig) | 1.6 Mpa (232 psig) |
END CONNECTION
- Screwed Female threads IS:554 (Parallel).
UTILISATION & SERVICE
- "LEADER" GUN METAL Horizontal Lift Check valves are suitable for above-ground & underground installations.
- Suited for installation in Horizontal Pipeline.
- Best suited for portable water, treated fresh water, neutral liquids.
WORKING PRESSURE
- Maximum Working Pressure: (CLASS-II) 16 Bar.
- See Pressure/Temperature Diagram.
TEMPERATURE LIMITS
- Maximum working temperature: 45°C.
- See Pressure/Temperature Diagram.