IS-11 Bronze Globe Valve Rising Stem, Class-2 (Screwed)
IS : 778 Class-2 (ISI Marked) · Screwed female ends to IS 554 · HSN 84818030
Quick answer: IS-11 Bronze Globe Valve with screwed-in bonnet, inside screw rising stem, and integral seat. Conforms to IS 778 Class-2 (ISI Marked). Gun metal body (IS 318 LTB2) with Cu-alloy trim and PTFE gland packing for water and oil applications.
Overview
IS-11 Bronze Globe Valve Rising Stem, Screwed, IS : 778 Class-2 (ISI Marked) is designed for throttling and shut-off service on water and oil lines. The valve features a screwed-in bonnet, inside screw rising stem, integral metal seat, and Cu-alloy trim. End connection is screwed female parallel threads to IS 554. Our works' test certificate is furnished with every supply.
Salient Features
- Screwed female ends to IS 554 (parallel threads)
- Screwed-in bonnet, inside screw, rising stem
- Integral seat, Cu-alloy trim
- PTFE gland packing
- IS 778 Class-2 (ISI Marked)
- Designed for water and oil service
Technical Specifications
| Parameter | Specification |
|---|---|
| Product standard | IS 778 Class-2 |
| Body material | Gun Metal / Leaded Tin Bronze — IS 318 Gr. LTB2 |
| Type of seat | Integral seat |
| Trim | Cu-Alloy |
| End details | Screwed female threads to IS 554 (parallel) |
| Size range | 8 mm (1/4″) to 100 mm (4″) |
| Applications | Water, Oil |
Test & Service Limits
| Test / Parameter | Value |
|---|---|
| Body test pressure | 2.4 MPa (Hyd.) |
| Seat & back-seat test pressure | 1.6 MPa (Hyd.) |
| Maximum working temperature | 45°C |
Service media: Water, Oil.
Materials of Construction
| Component | Material | Specification |
|---|---|---|
| Body, Bonnet, Disc, Gland, Gland Nut, Disc Nut | Leaded Tin Bronze | IS 318 Gr. LTB2 |
| Stem | Forged Brass | IS 6912 Gr. FLB |
| Handwheel | Cast Iron / Steel | IS 210 Gr. FG200 |
| Gland packing | PTFE | — |
| Screw & washer for handwheel | Mild Steel | — |
Sizes / Dimensions
| Size (Inches) | Size (mm) | F ±1.5 (Face to Face) | H ~ (Height) | ØW ~ (Handwheel) |
|---|---|---|---|---|
| 1/4 | 8 | 55 | 88 | 50 |
| 3/8 | 10 | 55 | 93 | 50 |
| 1/2 | 15 | 65 | 110 | 60 |
| 3/4 | 20 | 70 | 122 | 65 |
| 1 | 25 | 80 | 140 | 70 |
| 1 1/4 | 32 | 90 | 158 | 80 |
| 1 1/2 | 40 | 100 | 175 | 90 |
| 2 | 50 | 110 | 205 | 110 |
| 2 1/2 | 65 | 120 | 248 | 115 |
| 3 | 80 | 135 | 285 | 140 |
| 4 | 100 | 165 | 350 | 160 |
Dimensions per IS 778 / manufacturer standard. Confirm size and thread form at enquiry.