Mass Products Diaphragm Seal

DS20

DS20 Screwed Diaphragm Seal

  • Connection : 1/4" to 1" BSP / NPT, M20x1.5, and more
  • Range : vac to 1000 psi, vac to 60 bar
  • Material : SS316, SS316L, SS316L with teflon protection, Hastelloy C
DS21

DS21 Screwed Diaphragm Seal for exotic material

  • Connection : 1/4" to 1" BSP / NPT, M20x1.5, and more
  • Range : vac to 100 psi, vac to 100 bar
  • Material : SS304L, SS316L, Hastelloy-B, Hastelloy-C, Nickel, Monel, Tantalum
DS25

DS25 High displacement diapraghm seal is suitable for instrumens with large displacement actuators like differential pressure gauges or transmitters etc.

  • Connection : 1/4” to 2" BSP / NPT, M20x1.5, and more
  • Range : upto 600 psi / 40 bar
  • Material : SS316L, SS316L with teflon coating
DS 50

DS50 Screwed Diaphragm Seal all welded construnction

  • Connection : 1/4" to 1" BSP / NPT, M20x1.5, and more
  • Ranges : 15 psi to 3500 psi, 1 bar to 250 bar
  • Wetted Material : Stainless steel 316, Stainless steel 316L , Hasteloy C
DS51

DS51 Compact Screwed Diaphragm Seal

  • Connection : 1/4" BSP / NPT
  • Range : 15 psi to 300 psi, 1 bar to 21 bar
  • Material : SS316, SS316L, Hastelloy C
DS52

DS52 Sanitary Diaphragm Seal Tri clamp connection

  • Connection : 1 1/2" & 2" Tri-clamp
  • Range : vac to 600 psi, vac to 40 bar
  • Material : Stainless Steel 316L
DS54

DS54 High Pressure Seal

  • Connection : 1/4" to 1" BSP / NPT, M20x1.5, and more
  • Range : 1500 to 6000 psi, 100 to 400 bar
  • Material : SS316, SS316L, Hastelloy C
DF20

DF20 Flanged Diaphragm Seal

  • Flange Size : 1/2" to 3" (ANSI), DN15 to DN80 (DIN)
  • Pressure Rating : 150 to 1500 lbs, PN10 to PN100
  • Material : Stainless steel 316L, Stainless steel 316L with teflon protection, Hastelloy-C
DF21

DF21 Flanged Diaphragm Seal for Exotic material

  • Flange Size : 1/2" to 3" (ANSI), DN15 to DN80 (DIN)
  • Pressure Rating : 150 to 1500 lbs, PN10 to PN100
  • Material : Stainless steel 316, 316L, 316 with teflon protection, Hastelloy B, Hastelloy-C, Monel, Carpenter 20, Nickel, Tantalum
DF22

DF22 Diaphragm Seal offers a wide variety of wetted diaphragm options. Suitable to most demanding applications.

  • Flange Size : 1" to 3" (ANSI), DN25 to DN80 (DIN)
  • Pressure Rating : 150 to 1500 lbs, PN10 to PN100
  • Material : SS316L, Carpenter 20, Hastelloy-C, Hastelloy-B, Nickel, Monel, Tantalum, SS316 with teflon protection, SS316L with teflon coating
DF24

DF24 Diaphragm seals for Pulp and Paper Industry

  • Connection : Special purpose for interchangeability in industry
  • Pressure Rating : 15 psi to 600 psi 1 bar to 40 bar
  • Material : Stainless steel 316, SS316L, SS316 with Teflon coating, Hastelloy-C
DF25

DF25 High Displacement Diaphragm Seal Model for DP Gauges and DP Transmitters

  • Flange Size : 1" to 3" (ANSI), DN25 to DN80 (DIN)
  • Pressure Rating : 150 to 600 lbs, PN10 to PN40
  • Material : Stainless steel 316, 316L, 316 with teflon protection
DF50

DF50 Flush type Flanged diapraghm seal

  • Flange Size : 1 ½" to 3" (ANSI), DN40 to DN80 (DIN)
  • Pressure Rating : 150 to 2500 lbs, PN10 to PN160
  • Material : SS316L, SS316L with teflon coating, Hastelloy C
DF52

DF52 Pancake Diaphragm Seal

  • Flange Size : 2" to 5" (ANSI), DN50 to DN125 (DIN)
  • Pressure Rating : 150 to 1500 lbs, PN10 to PN100
  • Material : Stainless steel 316L, 316L with PTFE protection, 316L with Gold coating, Hastelloy-C276, Monel
DF55

DF55 Extended diaphragm seal suitable for viscous media or solids, high corrosion and temperature resistance, Urea applications.

  • Flange Size : 2" to 4" (ANSI)
  • Pressure Rating : 150 to 600 lbs
  • Material : SS316L, SS316L with teflon coating, Hastelloy C, SS316L Urea Grade