The document specifies requirements and test methods for briquettes of wood for use in firing systems. Briquettes of wood described in this document are briquettes without binder made of natural wood which is obtained by the production of primary products of the wood industry or the agriculture and forestry.
DIN 51731:1996 history
2014DIN EN ISO 17225-1:2014 Solid biofuels - Fuel specifications and classes - Part 1: General requirements (ISO 17225-1:2014); German version EN ISO 17225-1:2014
2010DIN EN 14961-1:2010 Solid biofuels - Fuel specifications and classes - Part 1: General requirements; German version EN 14961-1:2010
1996DIN 51731:1996 Testing of solid fuels - Compressed untreated wood - Requirements and testing