Model 13040 All-Welded Diaphragm Seal

The Marsh Bellofram Model 13040 All-Welded Diaphragm Seal is designed for use with 2” to 4.5” bourdon tube gauges with pressure ranges from vacuum to 1000 psi. Seals are available in all 316 stainless steel or with Hastelloy™ C process housing and diaphragm. Marsh Bellofram recommends the use of diaphragm seals such as the Model 13040 All-Welded Diaphragm Seal to extend instrumentation service life and reduce downtime and maintenance costs by protecting instrumentation from corrosion, clogging, freezing, or pulsation damage.

     

Features:

  • Designed for 2″ to 4-1/2″ bourdon tube gauges with pressure ranges from vacuum to 1000 psi
  • Available in 316 stainless steel or Hastelloy™ C diaphragm and housing
  • Threaded connections
  • Optional flushing connections available
  • Filled and calibrated to gauges only

Applications:

  •   Pressure gauge measurement requirements from vacuum to 1000 psi (2″ to 4-1/2″ bourdon tube gauges)
  • Small or space constrained applications
  • Corrosive installations