Diaphragm seal – TR42/43

Sheet No.: 1-842 GB

Union nut, DN40/50 DIN11887

  • Wetted parts, AISI316
  • Diaphragm in different materials

Application

The DIN union nut diaphragm seal is well suited for many different applications in all industries. It is reliable and works both on gasses and liquids.

TypeMeasuring range
DatasheetInstrumentTypeMin. spanMax. pressure
1-600
2-600
Pressure gauge
Pressure transmitter
A32/33/37
P1232/37
1 bar, 15 psi
0,25 bar, 4 psi
40 bar, 580 psi
40 bar, 580 psi
Diaphragm sealTR....
Wetted parts
DNG-DIN 456-1Material
B40
B50
Rd 65×1/6
Rd 78×1/6
AISI316
AISI316
42
43
Diaphragm
PTFE
EPDM
VITON
AISI316
Hastelloy C22
01
02
03
04
07
Example: Diaphragm seal with wetted parts in AISI316, B50 and diaphragm in AISI316: TR4304
Transmission liquid
ApplicationLiquipd typeTemp. rangeSpan
StandardGlycerine 90/10-5/+130 °C
(+23/+266 °F)
All
Low temperatureGlycerine 75/25-40/+100 °C
(-40/+212 °F)
All
High temperatureGlycerine+5/+200 °C
(+41/+392 °F)
≥4 bar, 60 psi