29 May, 2024

Preinsulated Pipes – Injection



Preinsulated piping systems are utilized to minimize the heat transfer of the medium in the following:

  • District Cooling / District Heating
  • Steam
  • Oil & Gas
  • Industrial Process

The product consists of the following;

  • Steel: ERW, SAW, SSAW or Seamless, according to ASTM A 53, A106 or API 5L, Grades A or B.
    Wall thickness: standard weight, schedule 40 or extra strong (other wall thicknesses are available upon request).
    Ends: beveled for welded joints or grooved for mechanical joints..
  • HDPE: Extruded PE 100 resin with density of ≥ 950 kg/m3, Pressure rating up to 16 bars, according to DIN 8074/8075 and ISO 4427 Standards.
  • Other Carrier pipes are also available such as Reinforced Thermosetting Resin (RTR), PVC and Copper.
  • Special type of carrier pipe is available upon request.
  • Polyurethane foam (PUF): Rigid cellular CFC-free, having a nominal density 32 kg/m³, closed cell content of 90 – 95%, “k” factor of 0.03 W/m.K, compressive strength of 276 - 414 kPa, Operating temperature range -35 °C to +142 °C. (or as per project specification)
  • Special characteristic polyurethane foam is available upon request.
  • High-Density Polyethylene (HDPE) pipe: Extruded High-Density Polyethylene ultra-violet Stabilized.
  • FRP: Multi-directional filament-wound fiberglass reinforced with catalyzed isopthalic polyester resin. Fire retardant (FRP) is also available.
  • Other casing/jacket pipes are also available such as PVC, GI sheet Metal and Aluminum.
  • Special type of casing/jacket is available upon request.
  1. RANGE
  • The pipe range for spray is 8” up to 60”
  • The pipe range for injection is ¾” up to 60”
  • Larger than 60” is available upon request.
  • End Seals / Leak Detection / Supports & Anchors