Structure
Type of flow angle, straight, DC (Y type), three links, two-way three links
Stem the next shot, the dark bar
Expansion valve, the valve under the expansion valve, the cone valve, the ball form the valve, flat valve, the sleeve valve
Throttle (percentage of parabolic type) valve, internal pressure balance valve flap
Sealing pressure self-styled, bellows seal double seal, water seal, bellows and stuffing
Body and bonnet connection stud connections, flange connections, welded connections, the internal pressure self-sealing connection
Parameter
Size of the DN 10 ~ 750 mm
Pressure PN 2.5 ~ 25 MPa