310/315 All-Welded Mini Diaphragm Seal

Brand: Ashcroft Inc
Does not ship to Virginia, United States

The compact size of the Ashcroft 310 and 315 mini-seal allows it to fit into space-restricted areas and is designed to protect transducers, mini-switches, and 3-1/2" or smaller dial size pressure gauges from corrosion, plugging or freeze- up.

All-welded metal construction prevents leakage of process media. It is rated for 2500 psi at 100°F and has a 316L stainless steel top housing standard. Lower housing materials include 316L stainless steel or Hastelloy® C.

Diaphragm materials include 316L stainless, Hastelloy® C or Tantalum. 1/4" NPT or 1/2" NPT process connection sizes are available.
Features
  • Compact size to fit space-restricted areas 
  • Designed to protect transducers, miniswitches and 3-1/2" or smaller pressure gauges from corrosion, plugging or freeze-up 
  • All-welded metal construction prevents leakage of process media 
  • Rated for psi: 2,500 (kPa: 17,240, bar: 172.4) at 37.7° C (100° F) 
  • Fill/bleed connection is standard 
  • Available with male process connection (Type 310) 

Specifications

Approvals & Certifications

  • CRN
  • GOST

Diaphragm Material

  • 316L Stainless Steel
  • Hastelloy C-276
  • Monel
  • Tantalum

Enclosure, Body Material

  • 316L Stainless Steel
  • Hastelloy B
  • Hastelloy C-276
  • Monel

Fill Material

  • Glycerin
  • Halocarbon
  • Silicone
  • Syltherm

NACE & NIST

  • NACE

NPT Connection

  • 1” NPT Male
  • 1/2” NPT Female
  • 1/2” NPT Male
  • 1/4” NPT Female
  • 1/4” NPT Male
  • 1/8” NPT Male
  • 3/4” NPT Male

Pressure Rating

  • psi: 2,500 (kPa: 17,240, bar: 172.4) at 37.7° C (100° F)

Temperature Range

  • -21° to 398.9° C (-70° to 750° F)

  • Chemical & Petrochemical
  • Engineered Systems (Instrument Skids)
  • Heavy Vehicles
  • Oil & Gas Applications
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