Info

Note: 1. Characteristic value of modulus of elasticity, ^ = 0.8 :■: , 2. Number of plies > 5.

Note: 1. Characteristic value of modulus of elasticity, ^ = 0.8 :■: , 2. Number of plies > 5.

Bending parallel Bending perpendicular Tension or compression to grain: fm 0k and Em 0 lmm to grain: fm 90k and EmSO lmm parallel to grain:

Planar shear: f^ 0 k Planar shear: /|>,|: /ih i:-„/c.o.k and £t.o.mean- ^c.o.mean

Tension or compression Panel shear:

perpendicular to grain: At

„/t.90.k-„/c.90.k äud /'-'l/,,,m,_:!,!■ J| 11!_: 11

Table 1.8 Finnish plywood: density values

pmean

Characteristic density (kg/m3) Pk

Birch (1.4 mm plies)

0 0

Post a comment