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From [Institution name]
Property | Unit |
Requirement |
ResultFootnote (1) Footnote (2) |
|
---|---|---|---|---|
Dimensional change |
coefficient of linear expansion (swelling) oven-dry to vacuum pressure soak |
% |
≤ 0.5, by 80% of specimens |
0.06 |
Strength and stiffness |
modulus of elasticity (MOE) span-to-depth ratio within 18 to 21 |
MPa |
≥ 750 |
1 449 |
Strength and stiffness |
modulus of rupture (MOR) span-to-depth ratio within 18 to 21 |
MPa |
≥ 9 |
24.42 |
Strength and stiffness |
creep, recovery and load duration |
% |
≤ 25 for creep |
11.3 |
Strength and stiffness |
creep, recovery and load duration |
% |
≥ 75 for recovery |
96.9 |
Strength and stiffness |
creep, recovery and load duration |
% |
No failure |
Pass |
Strength and stiffness after aging |
Weathering - impact resistance |
% |
≥ 75 of non-weathered value |
103 |
Strength and stiffness after aging |
accelerated aging - MOE |
% |
≥ 50 of non-aged value |
106 |
Strength and stiffness after aging |
accelerated aging - MOR |
% |
≥ 50 of non-aged value |
100 |
Strength and stiffness after aging |
fastener holding capacity - nail withdrawal strength |
N |
≥ 600 |
3 219 |
Strength and stiffness after aging |
fastener holding capacity - lateral nail strength |
N |
≥ 720 |
2 098 |
Property |
Requirement |
ResultFootnote (1) |
||
---|---|---|---|---|
Concentrated static load |
decking at 50°C |
minimum ultimate load (kN) |
≥ 2.45 |
3.02 |
decking at 20°C |
minimum ultimate load (kN) |
≥ 2.45 |
4.03 |
|
decking at 35°C |
minimum ultimate load (kN) |
≥ 2.45 |
5.94 |
|
decking at 50°C |
maximum deflection under 0.89 kN load (mm) |
≤ 2.0 |
5.32Footnote (2) |
|
decking at 20°C |
maximum deflection under 0.89 kN load (mm) |
≤ 2.0 |
3.19Footnote (3) |
|
decking at 35°C |
maximum deflection under 0.89 kN load (mm) |
≤ 2.0 |
2.31Footnote (3) |
|
Following impact load of 102 N·m |
decking at 50°C |
minimum ultimate load (kN) |
≥ 1.78 |
no break |
decking at 50°C |
maximum deflection under 0.89-kN load (mm) |
≤ 2.0 |
3.57Footnote (2) |
Property |
Requirement |
Result |
|
---|---|---|---|
SPF Lumber |
ChoiceDek® MoistureShield®Elite |
||
Bending stiffness |
Mean percentage loss in bending modulus of elasticity (MOE) after ultraviolet (UV) exposureFootnote (1) and accelerated agingFootnote (2) must be less than or equal to spruce lumber |
30.8% |
31.3%Footnote (3) |
Bending strength |
Mean percentage loss in bending stress (MOR) after UV exposureFootnote (1) and accelerated agingFootnote (2) must be less than or equal to spruce lumber |
28.7% |
25.8% |
Property |
Requirement |
Result |
---|---|---|
Decay resistance % loss in weight |
Mean percentage loss in weight and compressive strength after exposure to decay- causing fungi must be equal to or better than preservative-treated wood conforming to CAN/CSA-O80.1-M97, "Preservative Treatment of All Timber Products by Pressure Processes" |
PassedFootnote (1) |
Decay resistance compressive strength |
Mean percentage loss in weight and compressive strength after exposure to decay- causing fungi must be equal to or better than preservative-treated wood conforming to CAN/CSA-O80.1-M97, "Preservative Treatment of All Timber Products by Pressure Processes" |
PassedFootnote (1) |
Termite resistance |
Rating must be equal to or better than preservative-treated wood conforming to CAN/CSA-O80.1 |
PassedFootnote (1) |
Property |
Requirement |
ResultFootnote (1) |
||
---|---|---|---|---|
Concentrated static load |
stair tread |
minimum ultimate load (kN) |
5.44 |
|
stair tread nosing |
minimum ultimate load (kN) |
7.04 |
||
Concentrated static load |
stair tread |
maximum deflection under 1 kN (mm) |
0.75 |
2.50Footnote (4) |
stair tread nosing |
maximum deflection under 1 kN (mm) |
0.75 |
2.50Footnote (4) |
Property |
Unit |
Reference value |
Result |
---|---|---|---|
Coefficient of linear expansion (thermal) - longitudinal |
cm/cm/°C |
≤ 2 x 10-5 |
3.63 x 10−5Footnote (1) |
Impact resistance (Izod impact, notched) |
J/m |
≥ 53.4 |
29.9Footnote (2) |
Hardness (11.28-mm-diam ball) |
kN |
≥ 1.8 |
4.724 |
Slip resistance (longitudinal) - wet condition |
slip index |
≥ 0.5 |
0.38Footnote (3) |
Slip resistance (longitudinal) - dry condition |
slip index |
≥ 0.5 |
0.33Footnote (3) |