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CJT Concealed Joist Tie

Select your Model:

SKU: CJT3ZS

AUD$0.00per Carton

Description:

The CJT Concealed Joist Tie is part of our concealed structural connector range, which combines structural strength with invisibility. The CJT offers tested performance in a joist connection with a clean, concealed look. Designed for versatility as well as hidden beauty, the CJT allows the joist to be angled up to 45° up or down with no reduction in load. It is part of a concealed connector system that includes the CBT and CPT.

Please check the Corrosion Information to see if it is suitable for your application.

Model Variants:

SKUDescriptionUnitCarton QTYPrice AUD
CONCEALED JOIST TIE W/SHORT PIN - ZMAXCarton0
CONCEALED JOIST TIE W/SHORT PINS - ZMAXCarton0
CONCEALED JOIST TIE W/SHORT PIN - ZMAXCarton0
CONCEALED JOIST TIE W/SHORT PIN - ZMAXCarton0

Model No Table:

Model No.

Min. Joist Size

Dimensions (mm)

Fasteners

Design Capacity (kN)

H1

H2

Post
(No. – Length x Dia., mm)

Joist Pins5
(No. – 12 x 70 or 120 mm)

Uplift
k1 = 1.14

Download

Floor
k1 = 0.69

Roof
k1 = 0.77

CJT3ZS

85 x 150

141

113

6 – SDS6.4 x 76

3

2.9

6.86

6.86

85 x 190

141

113

6 – SDS6.4 x 76

3

4.74

8.43

8.43

CJT4ZS

85 x 230

178

151

8 – SDS6.4 x 76

4

7.24

13.22

13.22

CJT5ZS

85 x 290

217

189

10 – SDS6.4 x 76

5

9.47

19.12

19.12

CJT6ZS

85 x 290

254

227

12 – SDS6.4 x 76

6

12.08

22.00

22.00
  1. 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
  2. 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.
  3. Duration of Load Factor (k1) is as shown. Reduce Duration of Load Factor where applicable. Capacities may not be increased.
  4. Timber species for joint design is seasoned Radiata Pine, which is Australia Joint Group JD4 per AS 1720.1 Table H2.4.
  5. Centre dowel in beam. Short dowel (70 x 12mm) for use with a timber member with a breadth of 85mm