Service hotline
021-31833760
Maximum working pressure: 172bar (2500psi)
Working temperature range: - 28 ℃ - 648 ℃
The upper valve stem with limit design can effectively extend the service life of bellows
Non rotating lower stem can reduce the friction between valve head and valve seat and prolong the service life
Precision bellows ensure safe and reliable sealing
Various materials and termination forms are available
The valve seat and seal are tested according to the maximum leakage rate of helium