Ball Check and Poppet Valves are made of stainless steel.
Press Release Summary:
Stainless steel poppet and ball check valves, available in sizes from ¼-1 in. ips, are spring loaded for 2-10 psi and rated for pressures to 2,500 psi. While poppet valves have temperature range of -15 to +400°F and come standard with Viton(TM) or Teflon® O-rings, ball valves have temperature range of -20 to +650°F and come with 316 SS ball standard. Other O-ring materials are available, and both types of valves can be customized to meet specific requirements.
Original Press Release:
Stainless Steel Check Valves
Jaeco stainless steel Poppet and Ball check valves are available in a full range of sizes from 1/4" to 1" IPS. Spring loaded for 2 or 10 PSI they are rated for pressures to 2500 PSI. Poppet valves have a temperature range of -15°F to + 400°F; ball valves have a -20°F to +650°F range.
Poppet valves come standard with Viton(TM) or Teflon(TM) O-rings. Other o-ring materials are available on request. Ball valves come with a 316 SS ball standard. Both types of valves can be customized to meet your specific requirements.
Jaeco also manufacturers Diaphragm and Packed Plunger metering pumps, and SS compression fittings.