CPT Concealed Post Base Tie
Select your Model:
SKU: CPT90Z
Description:
The CPT Concealed Post Base provides a clean look to expose the natural beauty of the timber.
Reduce the potential of timber decay at the post end with a 25 mm standoff.
Please check Corrosion Information if it is suitable for your application.
Model Variants:
| SKU | Description | Unit | Carton QTY | Price AUD |
|---|---|---|---|---|
| CONCEALED POST BASE - 90X90 POST | Carton | 10 | $220.00 | |
| Concealed Post Base 115 X 115 mm | Carton | 10 | $290.00 | |
| CONCEALED POST BASE - 140X140 POST | Carton | 8 | $276.00 | |
| CONCEALED POST BASE - 200X200 POST | Carton | 6 | $372.00 | |
| CONCEALED POST BASE - 90X90 POST 316SS | Carton | 10 | $1,400.00 |
Model No Table:
|
Model No. |
Post Size (mm) W x H |
Dimensions (mm) |
Material |
Fasteners |
Design Capacity (kN) |
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|
W |
L |
Base Thickness |
Knife Plate Thickness |
Anchor |
Dowel |
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|
Qty |
Dia. |
Qty |
Dia. x L |
Uplift |
Download |
F1 |
F2 |
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|
Floor |
Roof |
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|
CPT90Z |
90 x 90 |
89 |
89 |
2.7 |
3.5 |
2 |
12 |
3 |
1/2" (12.7mm) x 70mm |
13.5 |
47.5 |
53.0 |
2.7 |
3.4 |
|
CPT115Z |
115 x 115 |
114 |
114 |
13.5 |
61.1 |
61.1 |
2.7 |
3.8 |
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|
CPT140Z |
140 x 140 |
137 |
137 |
20.4 |
109 |
109 |
2.9 |
4.6 |
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|
CPT200Z |
190 x 190 |
184 |
184 |
17.5 |
114 |
114 |
3.3 |
4.8 |
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|
CPT90SS6 |
90 x 90 |
89 |
89 |
12.7 |
47.5 |
53.0 |
2.3 |
3.6 |
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- Design Capacity is the lesser of (1) the Characteristic Capacity multiplied by the Australian Capacity Factor, and applicable the k modification factors following AS 1720.1 and (2) the Serviceability Capacity which is the load at 3.2mm joint slip. Design Capacity is the minimum of test data and structural joint calculation.
- The Capacity Factor (φ) is 0.85 for nails and screws for structural joints in a Category 1 application. Reduce tabulated values where other Category applications govern.
- Duration of Load Factor (k1) is as shown. Reduce Duration of Load Factor where applicable. Capacities may not be increased.
- Timber species for joint design is seasoned Radiata Pine, which is Australia Joint Group JD4 per AS 1720.1 Table H2.4.
- CPTZs are supplied with three 1/2 inch diameter steel dowels. Alternate 12 mm diameter hex or square head machine bolts may be substituted and will achieve table loads.
- CPTSS are supplied with three 1/2 inch diameter stainless steel dowels.
- Lag or carriage bolts are not permitted.
- Structural composite timber columns have sides that either show the wide face or the edges of the timber strands/veneers, known as the narrow face. Values in the table reflect installation into the wide face.
- Downloads shall be reduced where limited by the capacity of the timber post.