Choose Radix SS304 Tension Flange Chemical Seal Units for high pressure applications. The bolted construction allows easy replacement of the upper or lower housing. These seal units are rated up to 3000 psi or 210 kg/cm2. The diaphragm is constructed of SS316L as standard, Hastelloy C or Tantallum may also be made on request. Another option is PTFE coated or PTFE lined wetter parts.