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Specifications
Pipe size: -
- DN25
- DN50
- Other
Diaphragm material: -
- SS316L
- Tantalum
- Hastelloy C
- Monel
Flange standard: -
- PN10, PN16, PN25
- ANSI 150#, ANSI 300#
- JIS10K
The WINTERS D39 Flush Diaphragm Seal is a full-covering flanged seal with a flush-welded diaphragm. It is designed for chemical and petrochemical processes involving aggressive, highly viscous or crystallising media. Direct and remote mounting configurations are available.
Key Features
- Full-covering flanged diaphragm seal
- Flush-welded diaphragm
- Common flange standards and nominal sizes available
- Standard and exotic material options
Engineering Specifications
| Specification | Details |
|---|---|
| Model | D39 |
| Mounting | Direct or remote |
| Diaphragm material | AISI 316L stainless steel, welded, standard; AISI 316L with PTFE coating, tantalum, Hastelloy C, Monel or other exotic materials available |
| Flange material | AISI 316 stainless steel, standard; AISI 304, AISI 316L, PTFE-coated or other exotic material options available |
| Operating pressure range | Depends on diaphragm size and process conditions |
| Minimum operating pressure range | -1 to 0 bar |
| Maximum operating pressure range | 0 to 160 bar |
| Process-connection standards | EN 1092-1 or ASME B16.5; other standard versions on request |
| Confirmed flange sizes | EN: DN40 or DN50 ASME: NPS 1.5 in, 2 in or 2.5 in |
| Confirmed pressure ratings | PN16, PN25, PN40, PN63, PN100 or PN160 ASME Class 150, 300, 600, 900 or 1500 |
| Filled-fluid options | Silicone: -40 to 160°C High-temperature oil: -30 to 230°C Food-compatible fluid: -20 to 160°C Fluorolube: -50 to 150°C |
Selection note: Confirm the flange standard, size, pressure rating, sealing face, materials, mounting and fill fluid before ordering.
Inquiry - WINTERS D39 Flush Diaphragm Seal
