Diaphragm Valve Flanged
| TYPE | WEIR(A)TYPE |
| SIZE | 1⁄2”TO 2” |
| BODY MATERIALS | CI, CS, 304, 316, PP, PVC |
| DIAPHRAGM | NITRIL, NEOPRANE, EPDM, HYPALON, VITON, PTFE |
| END CONNECTION | ANSI B16.5, TABLE D, E, DIN 2533 |
| MFG STD | BS 5156 |
Description
The Flanged End Diaphragm Valve is designed to provide accurate flow control and dependable shut-off in applications involving corrosive, abrasive, or viscous fluids. Its flexible diaphragm effectively isolates the process media from the operating mechanism, enhancing service life, minimizing maintenance requirements, and preventing contamination.
| Specification | Details |
| Valve Size | ½” (DN 15) to 12” (DN 300) |
| Pressure Rating | Available in PN10, PN16, and PN25, depending on the valve body material and application requirements. |
| Body Material | · Stainless Steel (ASTM A351 CF8 / CF8M): For use in aggressive and corrosive environments.
· Cast Iron (ASTM A126 Class B): For general-purpose applications and water services. · Plastic (PVC, PP): Suitable for chemical resistance in applications involving acids and alkalis. |
| Temperature Range | · EPDM Diaphragm: -10°C to +120°C (14°F to 248°F)
· PTFE Diaphragm: -20°C to +180°C (4°F to 356°F) · Viton Diaphragm: -20°C to +150°C (4°F to 302°F) |
| Diaphragm Materials | · EPDM: For water, dilute acids, and alkaline solutions.
· PTFE: For handling highly corrosive chemicals, acids, and aggressive media. · Viton: For applications with high temperatures and chemical resistance. |
| End Connections | Flanged Ends conforming to standards such as ANSI B16.5, DIN PN10/PN16, and JIS B2220, depending on the region and industry standards. |
| Design Standards | · Manufactured in accordance with BS 5156, EN 13397, and other applicable standards.
· Testing and certification in compliance with API 598 and ISO 5208 for leakage and pressure integrity. |
