Key advantages:
Bonded diaphragm design, air moist small volume
Soft seat and metal seat combination design, low leakage rate
Because of the mechanical connection between the upper and lower stem, it can be operated forward
Patent design
Threaded leak hole for outward discharge connection of pipe
Gas type Pure & Ultra-pure
Diaphragm material Hastelloy
Seat material Hastelloy
Body material AISI 316L
Helium leakage rate at high pressure 1*10-9 mbar l/sec (He)
Seat diameter is 4 mm 0.15748 Inches
Upper operating temperature 65 Celsius 149 Fahrenheit
Operating temperature limit -40 Celsius -40 Fahrenheit
CV 0.3
Upper working pressure 200 bar 2900 PSI
Mandrel material is AISI 316L, Hastelloy
