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.

Additional information on the variants

1 determined according to ISO 9080 for gases at 20 °C
2 liner labeling may differ due to different calculation basis

Variants

Type MD

Variant Outer diameter Wall thickness Inner diameter Burst pressure Operating pressure¹⁺² Weight
MD 150-6-SD 150 mm 6.0 mm 138 mm 120 bar 30 bar 2.7 kg/m
MD 150-6 134 mm 6.0 mm 122 mm 140 bar 35 bar 2.4 kg/m
MD 200-8 183 mm 6.0 mm 171 mm 100 bar 25 bar 3.3 kg/m
MD 203-8-SD 205 mm 6.0 mm 193 mm 84 bar 21 bar 3.8 kg/m
MD 250-10 237 mm 6.0 mm 225 mm 75 bar 18 bar 4.4 kg/m
MD 261-10-SD 261 mm 6.0 mm 249 mm 64 bar 16 bar 4.9 kg/m
MD 300-12 284 mm 6.0 mm 272 mm 64 bar 16 bar 5.3 kg/m
MD 350-14 312 mm 6.0 mm 300 mm 50 bar 12 bar 5.9 kg/m
MD 400-16 354 mm 6.0 mm 342 mm 46 bar 11 bar 6.7 kg/m
MD 450-18 408 mm 6.0 mm 396 mm 40 bar 10 bar 7.8 kg/m
MD 500-20 454 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 pressure¹⁺² Weight
HD 150-6-SD 155 mm 8.0 mm 139 mm 206 bar 51 bar 3.6 kg/m
HD 200-8 187 mm 8.0 mm 171 mm 173 bar 43 bar 4.4 kg/m
HD 250-10 241 mm 8.0 mm 225 mm 128 bar 32 bar 5.8 kg/m
HD 300-12 288 mm 8.0 mm 272 mm 110 bar 27 bar 6.9 kg/m
HD 400-16 357 mm 8.0 mm 341 mm 82 bar 20 bar 8.8 kg/m

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