1 WOOD QUALITY "furniture grade timber" (visual appearence and strength good)
2 COLOR jellowish to brownish, to copper brown darkend
3 DENSITY middle density 0,70--0,79 --0,85 g/cm3
4 RESISTANCE (DIN EN 350-2) class 1-2
5 DIMENSION STABILITY good
6 SPEED OF MOISTURE CONDITIONING very less
7 OTHER water soluble components
8 PITH up to 50% on one side allowed
9 ROTTEN HEART to a minor degree allowed, compensated in width
10 WANE existing
11 BARK POCKETS to a minor degree allowed
12 SAPWOOD existing
13 ROTTEN SAPWOOD allowed
14 DECOLORATION allowed up to 30 % of length at stem ends, must be healthy and solid
15 WOOD MOISTURE Kiln dried (u= 16 % ±2 %)
16 ROT, DEAD KNOTS, LOOSE KNOTS to a minor degree allowed, compensated in width
17 BURL allowed
18 PATCHES not existing
19 CRACKS heart cracks allowed - the ends of the two seperated pieces must not diverge more than 100 mm (within 2 m plank); one diagonal crack up to 400 mm or several short ones are allowed (within 2 m plank), with more than 2 m plank length cracks with double length are allowed; fissures are allowed on one side
20 KNOTS one sound knot up to 80 mm, or two sound knots up to 40 mm, or four smaller knots up to 20 mm are allowed within 1 m plank length
21 INSECT ATTACK Only in sapwood allowed
22 BARK existing
23 GRAIN SLOPE grain must not leave the board within 1 m length, ≤ 15 % (150 mm/m)
24 TWIST/SPIRAL GRAIN to a minor degree allowed
25 DEBARKING QUALITY
26 SAW QUALITY
27 PLANING QUALITY
28 SANDING
29 CHAMFER
30 PROFILING
31 CROSSCUTTING
32 WARP
33 DEVIATION OF STRAIGHT LINE (BOW) max. 20 mm per running meter in total, max 1/3 of stem width
34 DIMENSION TOLERANCE max + 4 mm, -2 mm in thickness, width measured between half bark, rounded down to next 100 mm in length, measuring according to Tegernseer Gebräuche
35 CHARACTERISTIC BENDING STRENGTH
36 TIP GAP
37 ORIENTATION OF FINGERS
38 LENGTH OF FINGERS