Service hotline021-51602111
High temperature back pressure valve HTTY72
High temperature back pressure valve HTTY72

High temperature back pressure valve HTTY72

High temperature back pressure valve HTTY72(piston type, O2): High Temperature 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.

HTTY72 high temperature series high pressure back pressure valve, stainless steel piston pressure transmission, accurate pressure control, for regulating upstream pressure, suitable for high temperature gas, high temperature liquids, etc., can be panel mounted.


  • High temperature control
    High temperature control
  • Design FeaturesDesign features

    ● Piston type pressure reducing structure.

    Body Thread: 1/4NPT(F).

    ● Built-in filter screen.

    ● Can be panel mounted.

    Application rangeScope of application

    ● Laboratory.

    ● Gas analysis testing.

    ● Fluid control.

    ● Petrochemical industry.

    ● Test equipment.

    SpecificationsCharacteristic parameters

    ➣ max. Control pressure: 6000, 10000psig
    ➣ control pressure: 0~500, 0~800, 10~1500, 15~2500, 25~4000, 50~6000psig
    Safety Test Pressure: 150% max. Rated pressure
    Temperature Range: 100℃ to +260℃(above 260℃ consult technical)
    Leakage: No gas leakage
    Cv value: 0.06, 0.08, 0.2, 0.4, 0.6, 1.2, 2

    Product materialProduct material

    Body: 316L, Brass, C276, TA2, stainless steel pTFE-lined
    Bonnet: 304
    O-ring: Viton, PTFE, PTFE with carbon fibre
    Valve Seat: PEEK, PTFE, Vespel
    Plug Stem: 316L, Stellite alloy, tungsten carbide

    Flow Curve ChartFlow curve

    Flow Curve Chart

    Body port layout drawingMatrix bitmap

    Body port layout drawing
    Ordering GuideORDERING INFORMATION
    Series models Body material Body port layout Control pressure Pressure Gauges Inlet gas type Outlet gas type Options
    L A G  G  O2 O2 P
    HTTY72High Temperature Back Pressure Valves L:316L
    S:304
    B:Brass
    C:C276
    T:TA2
    CF: PTFE-lined
    A
    B
    L:0-500psig
    K:0-800psig
    I:10-1500psig
    H:15-2500psig
    G:25-4000psig
    Q:50-6000psig
    P:200-10000psig
    G: With pressure gauge
     (Mpa)
    P: With pressure gauge
    (psig/bar)
    W: Without pressure gauge
    00:1/4NPT(F)
    01:1/4NPT(M)
    02:3/8NPT(F)
    03:3/8NPT(M)
    04:1/2NPT(F)
    06:3/4NPT(F)
    08:1"NPT(F)
    10:1-1/4"NPT(F)
    12:1-1/2"NPT(F)
    14:2"NPT(F)
    Other fitting types available
    00:1/4NPT(F)
    01:1/4NPT(M)
    02:3/8NPT(F)
    03:3/8NPT(M)
    04:1/2NPT(F)
    06:3/4NPT(F)
    08:1"NPT(F)
    10:1-1/4"NPT(F)
    12:1-1/2"NPT(F)
    14:2"NPT(F)
    Other fitting types available
    P: Panel-mount mounting