Duplex Basket Strainer

A duplex strainer (double basket) is used when the flow or process cannot be shut down and must continue to flow

ConstructionCast, Forged and Fabricated
Types2 way / 3 way ball valve
Sizes1/2″ on wards
Method
Cast
Forged
Fabricated
Material of Construction
Cast Iron, WCB (CS), SS (CF8, CF8M) etc.
A105 (CS), SS .
Carbon Steel, Stainless Steel- Austenitic & Duplex, Nickel Alloys
End connectionFlanged, Butt weld, Threaded, Bevel end, Socket weld
Mesh (of any material)Perforated Sheet / Wire Mesh and combination of these SS,Duplex, Inconel or other special alloy steels as per customer requirements.
AccessoriesP-tapping / Gauge
Drain / Vent valves
Coating / linings
Root valves
Hinged cover or davit arm assembly for easier maintenance
Steam jacket for highly viscous fluids
Rotated or offset nozzle placement
Back-flushing system for manual / Automatic
Coatings and linings available upon request
Specialized units within site space constraints.

Key features of LSI-MECH Duplex strainer

  • No shutdown time required for cleaning
  • Dimensional flexibility (overall length)
  • Both inline & offline construction available
  • Customized design
  • Fabricated as per customer requirement with In-house packing/painting facilities.
  • Can provide linings, cladding if required.

Design Specifications

  • Pressure drop at clean condition, at clogged condition and open area ratio/gross filtration area can be customized requirements.
  • Strainers meet ASME B16.5 & ASME B16.34 requirements
  • Welders are qualified as per ASME Sec IX (if required)
  • Design & Dimensional flexibility as required by customer
  • Valves -Ball, Gate, Butterfly or other isolation valve types may be used for diversion and isolation of flow
  • Special covers, skid structures, supports as per customer requirements.

Inspection & Testing Capabilities

  • Dye penetrant test
  • Hydrostatic/Hydraulic test
  • Vaccum test
  • Radiography
  • Ultrasound
  • Type test/ pressure drop test (additional cost for additional strainer)
  • Burst pressure test for strainer element (additional cost test)
  • PMI for SS parts
  • Charpy test for raw material
  • Any other test as per customer requirements.

Application

  • Process Industry
  • Power Industry
  • Chemical Industry
  • Oil and Gas Industry
  • Pulp and Paper Industry
  • Metals and Mining Industry
  • Pharmaceutical Industry
  • Water and Waste Management
  • Fire Fighting Industry
  • Oil and gas
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