ZHP Type Single Seat Control Valve

Zhp type single seat control valve is a kind of top pilot single seat valve, which has simple structure, well sealing, high flow rate and stable application performance. Reasonable top spiral system can avoid vibration during small opening percentage, so as to extend valve working life.
Single seat control valve specification
body type: straight through casting globe type
spool type: non-balanced single seat plug type
nominal size: dn20~200 nps 34〞~ 8〞
nominal pressure: pn16 ~ 100 class 150lb ~ 600lb
connection: flange: ff、rf、mf、rtj
welding: sw、bw
flange dimension: acc. To iec 60534
bonnet type: standard type（-5℃~230℃）
radiator type: （-45℃~ high than 230℃ occasion）
low temperature extended type（-196℃~ -45℃）
bellow seal type
warm insulation jacket type
packing: v type pfte packing, flex. Graphite packing, etc.
Gasket: metal graphite packing
actuator: pneumatic: multi-spring diaphragm actuator, piston type actuator.
Electric: 3810l series smart actuator, psl series actuator.
Surface painting: green color, acrylic acid polyurthene ceramic paint.
Single seat control valve code
z actuator h structure nominal pressure body material nominal size
z series control valve j: pneumatic diaphragm actuator
h: pneumatic piston actuator
r: electric 3810l actuator
d: electric psl actuator hdirect travel p: standard single seat
pf: soft sealing single seat
pl: single seat cage type
pg: radiator single seat type
pv: bellow seal single seat
pd: low temperature single seat pn16=16
cl150lb=150 lb
jis10k=10k c=wcb
lc=lcb
p=cf8
pl=cf3
r=cf8m
rl=cf3m
d=special material dn25= dn25
nps1〞=nps1〞
such as: z type pneumatic diaphragm single seat control valve, pn16, body: wcb, nominal size: dn50, type: zjhp-16c dn50