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From [Institution name]
Property | Unit |
Requirement |
ResultFootnote (1) , Footnote (2) |
|
---|---|---|---|---|
Dimensional change |
coefficient of linear expansion (thermal) longitudinal |
cm/cm/°C |
< 2 × 10-5 |
3.43 × 10-5Footnote (3) |
coefficient of linear expansion (swelling): oven dry to vacuum pressure soak |
% |
< 0.5 by 80% of specimens |
-0.10 |
|
Strength and stiffness |
modulus of elasticity (MOE) span-to-depth ratio within 18 to 21 |
MPa |
> 750 |
2 545 |
modulus of rupture (MOR) span-to-depth ratio within 18 to 21 |
MPa |
> 9 |
23 |
|
Impact resistance (Izod impact, notched) |
J/m |
> 53.4 |
20.2Footnote (4) |
|
Hardness (11.28-mm-diameter ball) |
kN |
> 1.8 |
2.0 |
|
Creep, recovery and load duration |
% |
< 25 for creep |
||
% |
> 75 for recovery |
78 |
||
% |
No failure |
Pass |
||
Strength and stiffness after aging |
weathering: impact resistance |
% |
> 75 of non- weathered value |
97 |
accelerated aging - MOE |
% |
> 50 of non-aged value |
81 |
|
accelerated aging - MOR |
% |
> 50 of non-aged value |
94 |
|
Fastener holding capacity |
metal clip fastener withdrawal strength |
N |
> 600 |
1 621 |
lateral metal clip (direction 1) |
N |
> 720 |
1 259 |
|
Flame-spread rating |
− |
≤ 200 |
55 |
|
Smoke development |
− |
Report |
Not reported |
Property |
Requirement |
Result |
|
---|---|---|---|
SPF Lumber |
NewTechWood UltraShield® |
||
Durability -MOE |
Mean percentage losses in MOE and MOR after UV exposure and accelerated aging must be less than or equal to spruce lumber. |
21.4 |
39.9Footnote (1) |
Durability - MOR |
27.9 |
15.3 |
|
Decay resistance - % loss in weight |
Mean percentage losses in weight and compressive strength after exposure to decay-causing fungi must be equal to or better than spruce heartwood.Footnote (2) |
Pass |
|
Decay resistance - compressive strength |
Pass |
||
Termite resistance |
Rating must be equal to or better than preservative-treated wood conforming to CSA 80.1-M97. |
Pass |
Property |
Requirement |
Result Parallel to Planks |
Result Perpendicular to Planks |
|
---|---|---|---|---|
Slip resistance dry condition |
longitudinal planks |
> 0.5 |
0.3Footnote (3) |
0.3Footnote (3) |
Slip resistance wet condition |
longitudinal planks |
> 0.5 |
0.4Footnote (3) |
0.5 |
Property | Requirement |
ResultFootnote (1) |
|||
---|---|---|---|---|---|
Minimum Ultimate Load (kN) |
Maximum Deflection Under 0.89 kN Load (mm) |
Ultimate Load (kN) |
Deflection Under 0.89 kN Load (mm) |
||
Concentrated static load |
decking at 50°C |
2.45 |
2.4 |
2.38 |
3.54 |
decking at 20°C |
2.45 |
2.4 |
3.40 |
2.47Footnote (2) |
|
decking at –35°C |
2.45 |
2.4 |
5.27 |
1.77 |
|
Impact load of 102 N·m |
decking at 50°C |
1.78 |
2.0 |
>1.78 |
0.87 |