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ZZYP Self-Operated Pressure Regulating Valve

Keywords: metering pump accessories

Classification:

Self-operated regulating valve

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  • DESCRIPTION

    2. Product model of self-operated pressure regulating valve    

    category

    model

    category

    model

    Single seat press closed type

    ZZYP-16~64B

    Single seat press closed type

    ZZYP-16~64K

    Double seat press closed type

    ZZYN-16~64B

    Double seat press closed type

    ZZYN-16~64K

    Sleeve press closed type

    ZZYM-16~64B

    Sleeve press closed type

    ZZYM-16~64K

     

    3. Main technical parameters of self-operated pressure regulating valve

    Nominal diameter DN (mm)

    20

    25

    32

    40

    50

    65

    80

    100

    125

    150

    200

    Valve seat diameter DN (mm)

    10

    12

    15

    20

    Rated flow coefficient Kv

    1.8

    2.4

    4.4

    4

    11

    20

    30

    48

    75

    120

    190

    300

    480

    760

    Allowable pressure difference (MPa)

    2.5

    2.0

    1.6

    1.0

    Nominal pressure (MPa)

    1.6 4.0 6.4

    inherent flow characteristics

    Drive quickly

    Minimum pressure difference P (MPa) to ensure normal operation of the pressure regulating valve

    0.05

    Pressure segment range (KPa)

    15~50  40~80  60~100  80~140  120~80      160~220 200~260 240~300 280~350 330~400      380~450 430~500 480~560 540~620 600~700      680~800 780~900 800~1000 900~2000                                                       

    Working temperature℃

    Liquid ≤ 140; gas ≤ 80; with condenser and radiator ≤ 350

    Suitable for medium

    Gas, steam, low viscosity liquid

    Flange size and type

    PN10, 16, 40GB9113-88, PN64JB/T7-94; PN10, 16 convex type, PN40, 64 concave type or other standard flange types according to user requirements (such as: ANSI, JIS, DIN and other standards) 

    Structure length

    According to GB12221-89 standard

    Available accessories

    Condenser (used when the medium is steam), heat sink, etc.

    Actuator signal interface

    Internal thread M16×1.5

     

    4. Notes on the main performance indicators of the self-operated pressure regulating valve