01 — Pipeline pigging systems

Pig launcher & receiver PLR-QC Series

Engineered pressure-vessel assemblies for safe insertion, launching, receiving and removal of pipeline pigs during cleaning, batching, inspection, dewatering and product-separation operations.

01 — Product overview

Description

LINESIG Pig Launchers and Receivers are engineered pressure-vessel assemblies used for safe insertion, launching, receiving and removal of pipeline pigs during cleaning, batching, inspection, dewatering and product-separation operations.

Each unit can be custom-designed to suit pipeline size, operating pressure, process fluid, pig type, installation arrangement and applicable project standards.

02 — Design

Key features

  • Horizontal or vertical configuration
  • Quick-opening closure for safe access
  • Reducer or barred-tee transition design
  • Pig signaller connection provision
  • Vent, drain, pressure gauge and isolation connections
  • Closure safety interlock options
  • Pig handling and lifting provisions
  • Skid-mounted or support-mounted construction
  • Corrosion-resistant internal and external coatings
  • Suitable for manual or automated pigging systems

Main components

  • Main barrel
  • Pipeline connection nozzle
  • Reducer or transition section
  • Quick-opening closure
  • Pig signaller
  • Kicker or bypass connection
  • Vent and drain nozzles
  • Pressure monitoring connection
  • Support saddle or structural skid
  • Safety interlock and closure accessories

03 — Design options

Specifications

ConfigurationHorizontal or vertical
ServiceLiquid, gas or multiphase
ClosureQuick-opening closure
InstallationFixed support, saddle or skid-mounted
OperationManual, hydraulic or assisted
MaterialCarbon steel, low-temperature steel or stainless steel
Pig detectionMechanical, electrical or proximity-type signaller
ConnectionsFlanged, welded or project-specific
CoatingStandard industrial, marine or project-specified system

04 — Where it's used

Typical applications

  • Oil and gas pipelines
  • Refined-product pipelines
  • Crude-oil transfer systems
  • Water transmission lines
  • Chemical and petrochemical pipelines
  • Terminal and tank-farm transfer lines
  • Offshore and onshore pipeline systems
  • Pipeline cleaning and inspection services

05 — Standards

Engineering & compliance

  • ASME Section VIII, where applicable
  • ASME B31.3, B31.4 or B31.8
  • ASME B16.5 and ASME B16.47
  • API and client-specific requirements
  • NACE-compliant material options for sour service
  • Project-defined welding, inspection and testing procedures

Testing & documentation

  • General arrangement drawing
  • Design calculation
  • Material certificates
  • Welding procedure documentation
  • NDT reports
  • Hydrostatic test certificate
  • Coating inspection report
  • Manufacturing data record
  • Installation, operation and maintenance manual

06 — Downloads

Documents

07 — Ordering information

What to send us for a quote

  • Pipeline size and schedule
  • Design and operating pressure
  • Design and operating temperature
  • Process fluid
  • Pig type and dimensions
  • Launcher or receiver configuration
  • Material specification
  • Connection rating and facing
  • Applicable design code
  • Required instruments and accessories, coating and documentation