500-501 All-Welded Diaphragm Seals
Quantity
The Ashcroft® 500 and 501 all-welded diaphragm seals protect pressure measuring instruments. Used to ensure process compatibility, they are also applied when process media exhibit high temperature, pulsation or the potential to clog an instrument connection. An ideal selection for applications requiring minimal potential leak paths.
Key Features:
- Recommended where clamped joints are not acceptable
- All-welded construction; prevents inadvertent disassembly
- All-stainless steel construction; other materials available
- Flush port (type 501) provides easy cleaning / flushing for process media prone to clogging
Applications:
Process Market:
Oil and Gas
Refineries
Chemical and Petrochemical
Water and Wastewater
Process Applications:
Oil and Gas Fracking
NACE Compliant Processes (Sour Gas Separation)
Biogas and Biodiesel
Process Connection Size
1/4 to 1 NPT Male
1⁄4 to 1 1⁄2 NPT Female
Instrument Connection
¼ or ½ NPT Female
Pressure Rating
Up to 500 psi
Added Tolerance
±0.5% typical
Connection Style
500: Threaded
501: Threaded with flushing port
