NF E86-401-2*NF EN 12285-2:2005 Workshop frabricated steel tanks - Part 2 : horizontal cylindrical single skin and double skin tanks for the aboveground storage of flammable and non-flammable water polluting liquids.
2003NF E86-401-1:2003 Workshop fabricated tanks - Part 1 : horizontal cylindrical single skin and double skin tanks for the underground storage of flammable and non-flammable water polluting liquids.