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Type 220

Compact Series

Compact series are a small size of spring loaded safety relief valve and sized according to API 520 but don’t selected accordance to API 526.

Compact series is a self-actuated spring-loaded pressure relief valve which is designed to open at a predetermined pressure and protect a vessel or system from excess pressure by removing or relieving fluid from that vessel or system.

This type of safety valve meet all the requirement of API 520, API 521 such as general requirement and sizing procedure.

 

Advantages

  • Most reliable type if properly sized and operated
  • Versatile, can be used in many services
  • Compact and high pressure design
  • Large selection of possible connections and seals for different operating condition

 

Industries

  • Chemical Industry
  • Petrochemical Industry
  • Power
  • Technical Gases
  • Food and Beverage Industry
  • Pharmaceutical Industry

Code and Standards

kiatork-valve-code-standarts

  • Technical info Metric unit US unit
    Inlet size range DN 8-DN 25 1/4″-1″
    Outlet size range DN 8-DN 40 1/4″-1,1/2″
    Flanged Connection STD DIN 1092-1 ASME B16.5
    Threaded Connection STD DIN EN 10226-1 ASME B1.20.1
    Inlet Flange Rating PN 20-PN 420 CL 150-CL 2500
    Orifice Letter Kiasa special Kiasa special
    Pressure range 0.3 to 350 barg 5 to 5110 psig
    Temperature Range -270 to 280 ˚C -450 to 536 ˚C
    Body Material SA 105 , SA 479 430, SA 479 316, SA 479 304
    Spring Material AISI 302, AISI 420, Inconel, DIN 17223
    Seat types Soft Seat,
    Hard Seat(Metal to Metal)
    Seat Materials Metal Sealing :Stellited
    Metal Sealing :Stellited
    Soft Sealing : NBR
    Soft Sealing : HNBR
    Soft Sealing : Viton
    Soft Sealing : Kalrez
    Balanced Types Balanced piston
    Cap Types Screwed
    Lever Types Plain , Packed
    Bonnet Types Open , Close
    Test Gag Applicable
    Heating jacket Applicable

  • TYPE-220-galery

    ITEM COMPONENT TYPE 220
    1 BODY SA 105/S.S.304/S.S.316
    2 CAP SA 105/S.S.304/S.S.316
    3 GUIDE PLATE —
    4 NOZZLE S.S.304/S.S.316
    5 GUIDE S.S.304/S.S.316
    6 DISC S.S.304/S.S.316
    7 SEAT HOLDER S.S.304/S.S.316
    8 DOWN SPRING PLATE S.S.304/S.S.316
    9 UP SPRING PLATE S.S.304/S.S.316
    10 SPINDLE S.S.304/S.S.316
    11 SPRING S.S.302/S.S.420
    12 ADJUSTING SCREW S.S.304/S.S.316
    13 LOCKING NUT S.S.304/S.S.316
    14 PLATE RING NBR/VITON/PTFE
    15 OUTLET CONNECTOR SA 105/S.S.304/S.S.316
    16 NOZZLE CONNECTOR S.S.304/S.S.316
    17 FLANGES SA 105/S.S.304/S.S.316
    18 SCREW S.S.304/S.S.316
    19 KEY S.S.304/S.S.316
    20 SPRING KEY S.S.302
    21 HARD SEAT DISC S.S.304/S.S.316
    22 HOOD S.S.304/S.S.316

     

    NOTE:
    Items 6,7,14 are used just for soft seat types.
    item 21,22 just for hard seat type
    KIASA can upgrade materials without notice.
    Every part can be replaced by other material acc. to customer specification

  • Download documents for this product

    INSTALLATION PROCEDURE

    HANDLING STORAGE AND PREINSTALLATION

    MAINTENANCE AND OPERATING INSTRUCTION

    SEAT TIGHTNESS

    SIZING PROCEDURE

Adress: No.306 Street, Isargaran BLV., No.3 Industrial Estate, Arak - Iran. Postal code: 3837141475
Phone (+9886) 33554180-85
Fax: (+9886) 33554186
GSM:+98 918 161 5214
E-mail:info@kiasa.ir