Mass Products Diaphragm Seal

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 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 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

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 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 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 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 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 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 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 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 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 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 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 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