Carrier library

LNG vessels, classified properly

Filter by what a vessel does, how its cargo is contained, and how much it carries — three separate questions, kept separate.

Educational data

14 of 14 entries

Conventional Ocean-Going LNG Carrier

Q-Max

The largest LNG carriers ever built by cargo volume.

263K–266K m³
Q-Max — indicative capacity
Containment
GTT Mark III Membrane
Tank geometry
Hull-conforming prismatic membrane tanks
Boil-off (indicative)
0.1% / day
View details
FLNG

FLNG

Production, liquefaction, storage, and offloading on one hull.

180K–220K m³
Large conventional — indicative capacity
Containment
GTT Mark III Membrane
Tank geometry
Motion-tolerant membrane or independent prismatic tanks
Boil-off (indicative)
0.09% / day
View details
Conventional Ocean-Going LNG Carrier

Q-Flex

Qatari long-haul economics with on-board reliquefaction.

210K–217K m³
Q-Flex — indicative capacity
Containment
GTT Mark III Membrane
Tank geometry
Hull-conforming prismatic membrane tanks
Boil-off (indicative)
0.1% / day
View details
Conventional Ocean-Going LNG Carrier

Membrane

The volumetric workhorse behind most modern LNG newbuilds.

145K–180K m³
Conventional — indicative capacity
Containment
GTT Mark III Membrane
Tank geometry
Hull-conforming prismatic membrane tanks
Boil-off (indicative)
0.085% / day
View details
FSU

FSU

Storage capacity on the water, without regasification on board.

125K–180K m³
Conventional — indicative capacity
Containment
GTT NO96 Membrane
Tank geometry
Membrane or spherical tanks, storage only
Boil-off (indicative)
0.12% / day
View details
FSRU

FSRU

A regasification terminal that can be moored where demand appears.

125K–174K m³
Conventional — indicative capacity
Containment
GTT Mark III Membrane
Tank geometry
Membrane or spherical tanks with a regasification topside
Boil-off (indicative)
0.12% / day
View details
LNG Carrier Conversion / Conversion-Based FSRU

Conversion FSRU

An existing carrier hull reused as floating import infrastructure.

125K–170K m³
Conventional — indicative capacity
Containment
GTT NO96 Membrane
Tank geometry
Inherited from the original carrier — membrane prismatic or spherical
Boil-off (indicative)
0.15% / day
View details
Conventional Ocean-Going LNG Carrier

SPB

Prismatic Type B tanks with a flat deck and no sloshing limits.

88K–165K m³
Conventional — indicative capacity
Containment
SPB / Self-Supporting Prismatic Type B
Tank geometry
Independent prismatic tanks with internal swash bulkheads
Boil-off (indicative)
0.11% / day
View details
Conventional Ocean-Going LNG Carrier

Moss

Self-supporting spherical tanks, instantly recognisable on the horizon.

125K–155K m³
Conventional — indicative capacity
Containment
Moss / Spherical Self-Supporting Type B
Tank geometry
Independent spheres
Boil-off (indicative)
0.15% / day
View details
LNG Feeder Vessel

Feeder

The shuttle between import hubs and satellite terminals.

8K–45K m³
Mid-scale — indicative capacity
Containment
Type C Pressure Tanks
Tank geometry
Bi-lobe Type C pressure vessels, or small membrane tanks on larger feeders
Boil-off (indicative)
0.18% / day
View details
Small-Scale LNG Carrier

Small-scale

Regional distribution into shallow, coastal, and island markets.

1K–30K m³
Small-scale — indicative capacity
Containment
Type C Pressure Tanks
Tank geometry
Cylindrical or bi-lobe self-supporting pressure vessels
Boil-off (indicative)
0.25% / day
View details
LNG Bunkering Vessel

Bunkering

The refuelling link between LNG supply and gas-fuelled ships.

2K–20K m³
Small-scale — indicative capacity
Containment
Type C Pressure Tanks
Tank geometry
Cylindrical or bi-lobe self-supporting pressure vessels
Boil-off (indicative)
0.3% / day
View details
LNG-Fuelled Vessel

LNG-fuelled vessel

An educational profile of ships that burn LNG rather than carry it.

200–18K m³
Micro-scale / ISO LNG — indicative capacity
Containment
Type C Pressure Tanks
Tank geometry
Self-supporting Type C fuel tanks, cylindrical or bi-lobe
Boil-off (indicative)
0.2% / day
View details
LNG Barge / Coastal LNG Transport Vessel

LNG barge

Cylindrical tanks on a shallow hull for rivers and short coastal legs.

500–8K m³
Small-scale — indicative capacity
Containment
Type C Pressure Tanks
Tank geometry
Deck-mounted cylindrical Type C tanks, often in modular sets
Boil-off (indicative)
0.35% / day
View details