With its inner layer of low-permeability thermoplastic polyurethane (TPU), the G-Liner ensures the safe operation of pressurised gas pipelines after trenchless rehabilitation.

Primus Line® is referenced in DVGW VP 643 for the trenchless rehabilitation of gas high-pressure pipelines with operating pressures over 16 bar.

The Primus Line G-Liner is suitable for operation with the following gaseous media:

  • Natural gas
  • Coke gas
  • Methane
  • Hydrogen (H2ready certified)
  • Propane
  • Butane
  • Oxygen

Would you like to use the G-Liner for gases other than those listed here? Then ask our technicians.

Variants

Type MD

Variant Outer diameter Wall thickness Inner diameter Burst pressure Operating pressure Weight
MD 150 134 mm 6.0 mm 122 mm 140 bar 35 bar 2.4 kg/m
MD 150 SD 150 mm 6.0 mm 138 mm 120 bar 30 bar 2.7 kg/m
MD 200 183 mm 6.0 mm 171 mm 100 bar 25 bar 3.3 kg/m
MD 203 SD 205 mm 6.0 mm 193 mm 84 bar 21 bar 3.8 kg/m
MD 250 237 mm 6.0 mm 225 mm 75 bar 18 bar 4.4 kg/m
MD 261 SD 261 mm 6.0 mm 249 mm 64 bar 16 bar 4.9 kg/m
MD 300 284 mm 6.0 mm 272 mm 64 bar 16 bar 5.3 kg/m
MD 350 312 mm 6.0 mm 300 mm 50 bar 12 bar 5.9 kg/m
MD 400 354 mm 6.0 mm 342 mm 46 bar 11 bar 6.7 kg/m
MD 450 408 mm 6.0 mm 396 mm 40 bar 10 bar 7.8 kg/m
MD 500 454 mm 6.0 mm 442 mm 40 bar 10 bar 8.6 kg/m

Type HD

Variant Outer diameter Wall thickness Inner diameter Burst pressure Operating pressure Weight
HD 150 SD 155 mm 8.0 mm 139 mm 206 bar 51 bar 3.6 kg/m
HD 200 187 mm 8.0 mm 171 mm 173 bar 43 bar 4.4 kg/m
HD 250 241 mm 8.0 mm 225 mm 128 bar 32 bar 5.8 kg/m
HD 300 288 mm 8.0 mm 272 mm 110 bar 27 bar 6.9 kg/m
HD 400 357 mm 8.0 mm 341 mm 82 bar 20 bar 8.8 kg/m

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