| |
Bending
Strength
|
Hardness
|
Appearance
|
Decay
Resistance
|
| Ipe |
22,560
psi
|
3600
lbs
|
Tight
grained, extremely dense wood and a deep rich brown with some pieces
displaying red and amber hues.
|
Highest
rating for insect and decay resistance.
|
| California
Redwood |
10,000
psi
|
480
lbs
|
Several
grades available which vary in appearance and quality. The premium
grade (clear, all heart, and vertical grain) is straight grain with
a fine even texture. Color varies from a light cherry-red to a dark
reddish-brown.
|
The
premium grade (clear, all heart, and vertical grain) is more durable
than most woods in common use. Resistant to decay, but relatively
soft and quick to weather.
|
| Douglas
Fir |
12,400
psi
|
670
lbs
|
A
light reddish-brown, generally straight grained wood.
|
Not
naturally resistant to decay. Should be painted or stained to prevent
decay.
|
| Pressure
Treated Pine |
14,500
psi
|
690
lbs
|
Very
pronounced grain and dusty, yellow-green palor due to the chemical
treatment of the wood.
|
A
chemical preservative, chromated copper arsenate is forced into
the wood. Warranted against decay for 30 years.
|
| Philippine
Mahogany |
12,000
psi
|
760
lbs
|
Actually
several similar species sold under this name. Interlocked grain
similar to true mahogany but with a courser texture. Species is
generally medium to dark brown.
|
Only
the dark red species are resistant to decay. Although more durable
than cedar and redwood, it is still relatively soft compared to
ipé.
|
| Western
Red Cedar |
7,500
psi
|
580
lbs
|
Fresh
cut, this wood appears a salmon pink color which turns to a coffee
brown over time. Species is generally straight grained.
|
This
softwood is more durable than most woods in common use. Resistant
to decay, but relatively soft and quick to weather. Preservative
treatment/sealing is recommended.
|
|
| |
Douglas
Fir
|
White
Oak
|
Red
Oak
|
Teak
|
Ipe
|
Apitong
|
Meranty
|
| Color* |
3
|
1
|
1-3
|
1-2
|
4
|
2-3
|
2-3
|
| Density |
30-40
|
40-50
|
40-50
|
40-50
|
>60
|
40-50
|
40-50
|
| Bending
strength (psi) |
12,000-
14,500
|
14,500-
17,000
|
12,000-
14,500
|
12,000-
17,000
|
>19,500
|
14,500-
19,500
|
9,500-
14,500
|
| Stiffness
(psi) |
1,800-2,200
|
1,400-
1,800
|
1,800-
2,200
|
1,000-
1,800
|
>3,000
|
1,800-2,600
|
1,400-1,800
|
| Crushing
strength (psi) |
7,000-8,000
|
7,000-
8,000
|
6,000-
7,000
|
6,000-
9,000
|
>10,000
|
8,000-
10-000
|
5,000-8,000
|
| Toughness |
3
|
4
|
4
|
2
|
7
|
3
|
4
|
| Hardness |
2
|
4
|
4
|
3-4
|
7
|
5
|
2-3
|
| Movement |
Small,
under 3.0
|
Medium,
3.0-4.5
|
---
|
Small,
under 3.0
|
Small,
under 3.0
|
3.0
and up
|
Small,
under 3.0
|
| Shrinkage
Radial |
3
|
4
|
3
|
1
|
5
|
5
|
2
|
| Shrinkage
Tangential |
3
|
5
|
4
|
2
|
4
|
5
|
3
|
| Heartwood
Durability |
Moderately
durable
|
Durable
|
Nondurable
|
Very
durable
|
Very
durable
|
Moderately
durable
|
Moderately
durable
|
| Heartwood
Treatability |
4
|
4
|
2
|
4
|
4
|
2
|
3
|
|
|
*Color
Code
1 - Whitish, pale brown, pale yellow, straw
2 - Dark brown
3 - Pink or red tints, including red brown
4 - Other colors (black, purple, bright yellow, etc.)
|
