Joint type properties overview
|
|
Mechanical |
Glue |
|
Water resistance |
no |
yes |
|
Thermal insulation |
no |
yes |
|
Electrical insulation |
no |
yes |
|
Stress buildup in connection zone: |
High |
Low |
|
Strength-to-weight ratio |
Low |
Medium |
|
Appearance |
Bad |
Good |
|
Fatigue characteristic |
Bad |
Good |
|
Conducting tests |
Easy |
Difficult |
|
Working capacity |
Low |
Medium |
|
Lateral load sensitvity |
no |
yes |
|
Handling strength development time |
Instantly |
Depends on the system |
|
Disassembly |
Simple |
Depends on the system |
Composite profile mechanical joints
Screw |
Bolts and nuts |
Pin and nuts |
 |
 |
 |
| Used for joining fiberglass profiles with metal | Used for joining profiles to each other. It is advisable to use washers for load distribution | Fiberglass rod with thread and nuts. Used in a highly corrosive environment |
Bolts and threaded holes |
Сoupling screw |
Hollow rivet |
 |
 |
 |
| Can be used when joining profiles to wood. It is necessary to use washers for load distribution | Used with metal pad or washer. Access from both sides of the profile is required | |
Solid rivet |
Blind rivet |
Nylon rivet |
 |
 |
 |
| Used with metal pad or washer. Access from both sides of the profile is required | one-sided clamp. Fiberglass with metal; it is recommended to use a washer. | |
T-style rivet (alluminium) |
DRIVE-rivet (alluminium) |
DRIVE-rivet (nylon) |
 |
 |
 |
| Fiberglass with fiberglass. Good load distribution | Fiberglass with metal. One-side disassembling | |
Carabiner and split cotter |
Carabiner and pricker |
Blind threaded insert |
 |
 |
 |
| metal | nylon | Puts metal thread on the profile |
