... is well over 150,000 mta.Pyrolysis heater radiant coil characteristics(single heater range)Number of coils 2-176Coil ... length,m9-80Inside coil dimeter,mm30-200Process gs outlet temperature,°C750-950Clean coil ... -0.6Coil outlet pressure,KPa150-275Clen coil pressure drop,KPa10-200Ethylene capacity,mta20,000-250,000 Heater Radiant Coil