• API 682 4th Edition

UFLWT800 Single Seal

  • API 682 Category 2 and 3, Type C, Arrangement 1 seal
  • Single seal configuration
  • Balanced design
  • Independent of direction of rotation
  • Cartridge Construction
  • For plain shafts
  • Rotary metal bellows design
  • Shrink fitted seal ring and solid stationary ring

Details

  • 1.1.1

    Seal ring with Bellows Unit

  • 1.1.2,1.3,3

    Sealing ring

  • 1.1.3

    Thrust ring

  • 1.1.4,12

    HSH cap screw

  • 1.1.5,17,18

    Set screw

  • 1.2

    Mating ring

  • 2

    Shaft sleeve

  • 4

    Gland

  • 5,11

    Gasket

  • 6

    Multi-flow distributor

  • 7

    Retaining ring

  • 8

    Quench baffle

  • 9,20,22

    Hexagon bolt

  • 10

    Cover

  • 13

    Throttle bushing

  • 14

    Spring

  • 15

    Washer

  • 16

    Set ring

  • 19

    Pusher ring

  • 21

    Setting plate

  • F

    Flush

  • Q

    Quench

  • D

    Drain

  • Compact construction
  • Balanced bellows design allows installation on plain sleeve
  • Elimination of seal face hang up due to absence of dynamic O-Ring
  • Face load variation is minimised due to bellows design on account of shaft expansion or face wear
  • Resistance to abrasive particles in the medium, no shaft or sleeve fretting
  • Narrow seal face width leads to low heat generation and power consumption
  • Extended seal life
  • API 610/ISO 13709 pumps
  • Refining technology
  • Oil and gas industry
  • Petrochemical industry
  • Chemical industry
  • Power plant technology
  • LPG plants
  • Process pumps
  • Seal ring: Blister resistant carbon, Silicon carbide SSiC (Q1), RBSiC (Q2)
  • Mating ring: Silicon carbide SSiC (Q1), RBSiC (Q2)
  • Bellows: Inconel® 718 (M6)
  • Secondary seals: Graphite (G)
  • Metal parts: CrNiMo steel 316 (G), Carpenter® 42 (T4)
  • Shaft diameter:
    d1 = 20 … 110 mm (0.79″ … 4.33″)
  • Pressure:
    p = vacuum … 25 bar (…363 PSI)
  • Temperature:
    t = –75 °C … +400 °C (–103 °F … +752 °F)
  • Sliding velocity:
    vg … 23 m/s (…75ft/s)
  • Process side:
    01, 02, 03, 11, 12, 13, 14, 21, 22, 23, 31, 32, 41
    Atmospheric side: 51, 61, 62, 65A, 65B, 66A, 66B

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