Butterfly Valve (Wafer Type), PN 2.5 with S.S 304 Disc - Gear Operated
Mixed ends · Water
IS 13095 / BS EN 593 (BS 515Shell 3.75 MPaMax 90°C
Overview
Butterfly Valve (Wafer Type), PN 2.5 with S.S 304 Disc - Gear Operated for water service. Design per IS 13095 / BS EN 593 (BS 5155). End connection: mixed ends. Refer to bill of materials and dimensions below for full technical specification.
Salient Features
- Design Standard IS 13095 / BS EN 593 (BS 5155)
- Wafer Type
- Gear Operated
- S.G Iron construction
- Stainless Steel (CF8 / CF8M*) Disc which is accurately guided between the two stems
- Integrally moulded rubber lining (EPDM / Nitrile / Neoprene* / Viton* / Silicon*) as per requirement which provides seating to the valve disc, as a primary seal to the stem and gasket joint with matching pipe flanges
- Two Piece Stem design which is precisely guided between the PTFE / Bronze bushes
- Compatible to sandwich between flanges as per BS 10 Table D, E, F,H, DIN, PN 10, PN 16, PN 25, PN 40, ASA 150, ASA 300, IS 778, IS 6392 Table 17 and IS 1538. *Valves with Neoprene / Viton / Silicon lining and CF8M (S.S 316) Disc can also be provided at nominal extra cost
Test & Service Limits
| Test / Parameter | Value |
|---|---|
| Hydrostatic shell test | 3.75 MPa |
| Hydrostatic seat test | 2.75 MPa |
| Maximum working pressure | 2.5 MPa |
| Maximum working temperature | 90°C |
Service media: Water.
Bill of Materials
| P.No. | Part | Material | Specification | Qty. |
|---|---|---|---|---|
| 1 | Gear Box Assembly – – – – – – 1 | — | — | 1 |
| 2 | Gasket Steam Jointing Sheet IS 2712 Gr. W/3 1 | — | — | 1 |
| 3 | Packing Bush | Bronze | IS 318 Gr. LTB 2 | 1 |
| 4 | Upper Stem | Stainless Steel | IS 6603 Gr. 12 Cr12 | 1 |
| 5 | Body S.G Iron IS 1865 Gr. 400/15 1 | — | — | 1 |
| 6 | Disc | Stainless Steel | IS 3444 Gr. 1 / ASTM A | 351 |
| 7 | Name Plate | Aluminium | – – – | 1 |
| 8 | Bush | Bronze | IS 318 Gr. LTB 2 | 1 |
| 9 | Lower Stem | Stainless Steel | IS 6603 Gr. 12 Cr12 | 1 |
| 10 | ‘O’ Ring | Nitrile Rubber | IS 5192 – 1 | 1 |
| 11 | L – Key screw | Carbon Steel | – – – | 1 |
| 12 | C – Sunk Screw & | — | — | 1 |
| 13 | Handwheel Sheet Metal – – – 1 | — | — | 1 |
| 14 | Body Lining EPDM / Nitrile IS 5192 – 1 1 | — | — | 1 |
Sizes / Dimensions
| Size (Inches) Size (mm) A ±1.5 | ØB C ~ D ~ | ||||
|---|---|---|---|---|---|
| 8 | 200 | 60 | 201.6 | 180 | 295 |
| 10 | 250 | 68 | 252.2 | 220 | 320 |
| 12 | 300 | 78 | 301.8 | 250 | 344 |
Dimensions per datasheet table. Confirm flange standard and size at enquiry.