Resources: Mechanical properties

Mechanical properties

Mechanical properties of kayu international, inc. dark red meranti (kayu batu & kayu bukit) decking to other popular species.

 

 

 

static

bending

compression parallel to grain

shear parallelto grain

side hardness

species

moisture content

specific gravity

modulus of rupture - psi

modulus of elasticity million - psi

maximum crushing strength - psi

maximum shearing strength - psi

perpendicular to grain - lbs

Kayu Bukit (dark red meranti)

10-12%

0.53

12,100

1.63

6,970

1,325

630

western red cedar

12%

0.32

7,500

1.11

4,560

990

350

douglas fir (coast origin)

12%

0.48

12,400

1.95

7,240

1,130

710

CA redwood (old)

12%

0.40

10,000

1.34

6,150

940

480

CA redwood (young)

12%

0.35

7,900

1.10

5,220

1,110

420

pressure treated west hemlock

12%

0.45

11,300

1.64

7,110

1,250

540

Data extracted from Agricultural Handbook no. 72 published by Forest Products Laboratory, U.S.D.A.