Bronze Gate
Valves
Heavy
Duty as per IS-778
Screwed Ends
Bronze Gate Valves (Peet
Valve)
Screwed in bonnet, inside screw non-rising stem,
integral seat to IS:778, Screwed ends to ISO:228
MATERIALS OF CONSTRUCTION
| 1. BODY | BRONZE IS:318 LTB 2 |
| 2. BONNET | BRONZE IS:318 LTB2 |
| 3. WEDGE | BRONZE IS:318 LTB2 |
| 4. WEDGE BUSH | BRONZE IS:318 LTB2 |
| 5. STEM | BRASS, IS:319 GR I |
| 6. UNION | 8mm TO
50mm BRASS IS:319 GR I 65mm AND ABOVE BRONZE IS:318 LTB2 |
| 7. GLAND | BRASS, IS:319 GR I |
| 8. GLAND NUT | 8mm TO
25mm BRASS, IS:319 GR I 32mm AND ABOVE BRONZE IS:318 LTB2 |
| 9. HANDWHEEL | AL ALLOY OR CAST IRON |
| 10. PACKING | PARTLY ASBESTOS AND PARTLY GRAPHITED ASBESTOS |
| Class | WORKING PRESSURE |
| Cold Non-shock upto 45ºC | |
| 1 | 1.0 MPa (10.2 Kg/cm²) |
| 2 | 1.6 MPa (16.3 Kg/cm²) |
| Class | TEST PRESSURE |
| Hydrostatic IS: 6175 | |
| 1 | 1.5 MPa (15.9 Kg/cm²) |
| 2 | 2.4 MPa (24.5 Kg/cm²) |
