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Liquid back pressure valve LTY73
Liquid back pressure valve LTY73

Liquid back pressure valve LTY73

Liquid back pressure valve LTY73(O2): Liquid Back Pressure Valves, For stainless Steel Back Pressure Valves, choose SHZDH, 12 years of industry experience in pressure regulating valves, Serves top-500 enterprises, Designed and developed by senior engineers, Customization available for special service conditions.

LTY73 high sensitivity series liquid back pressure valve, stainless steel diaphragm pressure transmission, accurate pressure control, for regulating upstream pressure, suitable for liquids such as water, oil, organics and acids or alkalis, and precise pressure control applications, can be panel mounted.

  • Liquid control
    Liquid control

Design FeaturesDesign features

● Body and diaphragm adopts hard sealed and soft sealed type

● Can be panel mounted type

Body Thread: 1/4"-1"NPT(F)

Application rangeScope of application

● Laboratory

● Gas analysis testing

● Fluid control

● Petrochemical industry

● Test equipment

SpecificationsCharacteristic parameters

➣ max. Pressure control range: 400 psig
Design test pressure: 150% max. Rated pressure
Leak rate: Without gas leakage
Temperature Range: -40℃ to +100℃(above 100℃ consult technical)
Cv value: 0.08, 0.12, 0.2, 0.6, 1.2, 2

Product materialProduct material

Valve Body: 316L, 304, C276, TA2, PVDF, PTFE, stainless steel pTFE-lined
Diaphragm: 316L, C276, PTFE, VITON, PEEK
O-ring: VITON, PTFE
Valve Seat: PTFE, PCTFE, PEEK, Vespel, 316L
Spring: 316L
Plug Stem: 316L

Flow Curve ChartFlow curve

Flow Curve Chart

Body port layout drawingMatrix bitmap

Body port layout drawing
Ordering Guide ORDERING INFORMATION
Series models Body material Body port layout Inlet Pressure Pressure Gauges Inlet gas type Outlet gas type Options
LTY73 liquid back pressure valve
L A D G  O2 O2 P
L:316L
S:304
C:C276
T:TA2
P:PVDF
F:PTFE
CF: PTFE-lined
A
B
D:0-400psig
G:0-250psig
H:0-150psig
K:0-50psig
G: With pressure gauge
 (Mpa)
P: With pressure gauge
(psig/bar)
W: Without pressure gauge
00:1/4NPT(F)
02:3/8NPT(F)
04:1/2NPT(F)
06:3/4NPT(F)
08:1"NPT(F)
Other fitting types available
00:1/4NPT(F)
02:3/8NPT(F)
04:1/2NPT(F)
06:3/4NPT(F)
08:1"NPT(F)
Other fitting types available
P: Panel-mount mounting