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IBR Certified Valves
IBR Gate Valve (Screwed) IS 778 Class-1
Premium IBR certified bronze gate valve conforming to IS 778 Class-1 design standard. Features screwed female ends, non-rising stem with solid wedge and integral seat. Specially designed for boiler feed water applications with IBR certification.
Test Pressure (Hydrostatic)
- Shell: 1.5 MPa
- Seat: 1.0 MPa
- Max Working Temp: 200C
IBR Certified
Boiler Feed Water Steam LinesIBR Certification available with complete documentation (Forms III, VII, VIII).
Salient Features
- IBR Certified for boiler feed water applications
- Screwed Female Ends to IS 554 / BS 21 / ISO 7
- Non-Rising Stem, Solid Wedge, Integral Seat
- Premium Quality PTFE Gland Packing
- Design Standard IS 778, Class-1
- Provision for re-packing under pressure
Materials of Construction (MOC)
| P.No. | Name of Part | Material of Construction | Specification | Qty. |
|---|---|---|---|---|
| 1 | Body | Bronze | IS 318 Gr. LTB 2 | 1 |
| 2 | Bonnet | Forged Brass | IS 6912 | 1 |
| 3 | Stem | Forged Brass | IS 6912 | 1 |
| 4 | Wedge | Bronze | IS 318 Gr. LTB 2 | 1 |
| 5 | Gland Packing | PTFE | -- | -- |
| 6 | Gland | Forged Brass | IS 6912 | 1 |
| 7 | Gland Nut | Forged Brass | IS 6912 | 1 |
| 8 | Handwheel | Sheet Metal (Powder Coated) | -- | 1 |
| 9 | Name Plate | Aluminium | -- | 1 |
| 10 | Screw / Bolt | Carbon Steel (Zinc Plated) | -- | 1 |
Sizes / Dimensions
| Size (Inches) | Size (mm) | A +/-1.5 | B ~ | OD ~ | D |
|---|---|---|---|---|---|
| 1/2 | 15 | 60 | 108 | 60 | 1/2" |
| 3/4 | 20 | 65 | 120 | 65 | 3/4" |
| 1 | 25 | 75 | 138 | 72 | 1" |
| 1 1/4 | 32 | 85 | 158 | 85 | 1 1/4" |
| 1 1/2 | 40 | 95 | 175 | 95 | 1 1/2" |
| 2 | 50 | 110 | 200 | 115 | 2" |
| 2 1/2 | 65 | 120 | 240 | 130 | 2 1/2" |
| 3 | 80 | 135 | 278 | 150 | 3" |
| 4 | 100 | 160 | 340 | 175 | 4" |
~ +/-10
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