Лісоматеріали у столярній справі. Загальна класифікація за якістю

1 2 4 1 2 З? 4 5 6 —? —? —? —?

TIMBER IN JOINERYGeneral classification of timber quality
1 2 EN 350-2 Durability of wood and wood-based products — Natural durability of wood — Part 2: Natural durability and treatability of selected wood species of importance in Europe
EN 351-1 Durability of wood and wood-based products — Preservative-treated solid wood — Part 1: Classification of preservative penetration and retention
EN 460 Durability of wood and derived materials — Natural durability of wood — Guide to the durability reguirements for wood tode used in hazard classes
EN 844-3 Round and saum timber — Terminology — Part 3: General terms related to saum timber EN 1310 Round and saum timber — Method of measurement of features.
EN 350-2 EN 351-1 EN 460 EN 844-3 EN 1310 З? 3.1 3.2 4 4.1 4.2 4.3 4.4 5 5.1 —? —? —? —? —?

—? —? 5.2 5.2.1 5.2.2 5.2.3 а?) Ь?) 40 50

5.2.4 5.3 5.4 5.5 5.6 6 6.1 —? —? —? —? —? —? 6.2 а?) Ь?) с?) d) е?)

а?) Ь?) с?) d) е?) а?) 1) 2) 3) 4) Ь?) 1) 2) 3) 4) 5) с?) б?) —? —? —? —? —? —? —? —? —? —? —? —? —? —? —? —? —? —? —? —? 79.040