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  4. A28Y Full Lift Plain Lever Safety Valve
  • A28Y Full Lift Plain Lever Safety Valve
  • A28Y Full Lift Plain Lever Safety Valve
  • A28Y Full Lift Plain Lever Safety Valve
  • A28Y Full Lift Plain Lever Safety Valve
A28Y Full Lift Plain Lever Safety ValveA28Y Full Lift Plain Lever Safety ValveA28Y Full Lift Plain Lever Safety ValveA28Y Full Lift Plain Lever Safety Valve

A28Y Full Lift Plain Lever Safety Valve

  • Product Item:A28Y
  • Inquiry Send Email

    Description


    A28Y Full Lift Plain Lever Safety Valve

    Type A28Y Safety Valve


    safety valve/pressure relief valve, angle type
    full lift safety valve
    Standard safety valve for fluids
    metal to metal seated
    with plain lift device
    threaded end
    Applications
    Provided as safety device for protection against excessive pressure in pressure vessels.
    Approved for gases, vapours and fluids.
    Working temperatures: ≤ 300℃

    Standards Compliance

    Design and Manufacture: GB/T 12241-2005, GB/T 12243-2005
    Face to Face(end to end): JB/T 2203-1999
    Test and Inspection: GB/T 12243-2005


    Material for main parts  

    NO

    Name of part

    A28H-C/A28F,KA28Y-C Material

    A28W-P/A28F-P /KA28Y-P Material

    A28Y-R Materials

    1

    Body

    HT350

    304

    316

    2

    Nozzle

    35

    304

    316

    3

    Adjust ring

    2Cr13

    304

    316

    4

    Disc

    2Cr13

    304

    316

    5

    Spring

    50CrVA

    50CrVA coated teflon

    50CrVA coated teflon

    6

    Stem

    2Cr13

    2Cr13

    304

    7

    Adjusting bolt

    45

    2Cr13

    304

    8

    Cap

    ZG200-400

    ZG200-400

    304

    Sealing surface of material "H" depositing D507, "W" same as body, "Y" depositing stellite



    Essential:
    Valves are delivered at a set pressure, therefore when ordering 
    please confirm set pressure, medium and temperature


    TS

    Safety accessory and Safety protection device 
    Manufacture License of Special Equipment, People's republic of China

     

    Dimensions(mm)  

    DN

    do

    Rc

    L

    L1

    G

    H

    15

    10

    1/2"

    37

    65

    3/4"

    196

    20

    12

    3/4"

    40

    70

    1"

    215

    25

    15

    1"

    45

    78

    1 1/4"

    234

    32

    20

    1 1/4"

    55

    90

    1 1/2"

    302

    40

    25

    1 1/2"

    67

    105

    2"

    326

    50

    32

    2"

    76

    115

    2 1/2"

    348

    65

    40

    2 1/2"

    110

    145

    3"

    370

    80

    50

    3"

    110

    145

    4"

    410

    Remark: NPT, R, G thread are accepted

    Inquiry Us





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