W550
W560
W550 & W560 Welded Pipe Flow Thru Seals
Reotemp’s Welded Pipe Flow Thru Diaphragm Seals are ideal for installation in applications requiring little interruption to process flow and where all-welded piping connections are necessary. This style flow thru diaphragm seal can be made specific to the end-user’s piping specification with socket and butt weld process connections.
Construction Materials
Diaphragm: 316SS, Hast C-276, Tantalum, Monel, or others
Lower Housing: 316SS, Hast C-276, Monel, or others
Gasket: PTFE, Grafoil, or Klinger
Upper Housing(Not Wetted): 316SS Standard
Process Temperature Limits
| Metallic Lower | Limit (°F) |
| PTFE Gasket | -110/350° |
| Klinger Gasket | -110/450° |
| Grafoil Gasket | -40/600° |
Ambient Temperature Limits
Determined by the Pressure Instrument
Minimum Recommended Span
| W550/W560 | |
| 2.5” & 3.5” Gauges | 15 psi |
| 4”, 4.5”, & 6” Gauges | 30 psi |
| Transmitter (Gauge Pressure) | 150” H2O |
| Transmitter (Differential Pressure) | 300” H2Od |
| Differential Pressure Gauge (D40/42 Only) | N/A |
Maximum Working Pressure at 100°F
| Bolts | Grade 8 | 316SS | |
| Metallic Lower | W550/W560 | 2,500 psi | 1,500 psi |