S2_0 | ||||||
---|---|---|---|---|---|---|
No. | Amplitude (mm) | Max. fatigue flexural stress (MPa) | % of flexural stress | Min. fatigue flexural stress (MPa) | % of flexural stress | Number of cycles |
4,04 | −508,63 | 57.93 | −203.81 | 23.21 | 183,521 | |
4,19 | −539,37 | 61.43 | −219.80 | 25.03 | 78,751 | |
4,04 | −549,72 | 62.61 | −220.78 | 25.14 | 131,413 | |
4,04 | −479,31 | 54.59 | −139.82 | 15.92 | 1,000,000 | |
4,03 | −543,90 | 61.94 | −220.66 | 25.13 | 132,752 | |
4,04 | −496,08 | 56.50 | −166.29 | 18.94 | 1,000,000 |
Series | Configuration of FRP laminate layers | Laminate code |
---|---|---|
S1_0 | 3x PA6-GF60 | [0G/90G/0G/Alu]s |
S1_90 | 3x PA6-GF60 | [90G/0G/90G/Alu]s |
S2_0 | 3x PA6-GF60 | [0G3/Alu]s |
S2_90 | 3x PA6-GF60 | [90G3/Alu]s |
S3_0 | 1x PA6-CF60/4x PA6-GF60 | [0C/0G4/Alu]s |
S3_90 | 1x PA6-CF60/4x PA6-GF60 | [90C/90G4/Alu]s |
S4_0 | 1x PA6-CF60/4x PA6-GF60 | [0C/90G/0G/90G/0G/Alu]s |
S4_90 | 1x PA6-CF60/4x PA6-GF60 | [90C/0G/90G/0G/90G/Alu]s |
S1_0 | ||||||
---|---|---|---|---|---|---|
No. | Amplitude (mm) | Max. fatigue flexural stress (MPa) | % of flexural stress | Min. fatigue flexural stress (MPa) | % of flexural stress | Number of cycles |
1 | 4,04 | –245.61 | 44.69 | −35.11 | 6.39 | 1,000,000 |
2 | 4,04 | −346.30 | 63.01 | −99.78 | 18.16 | 396,453 |
3 | 4,02 | −365.06 | 66.42 | −102.85 | 18.71 | 335,125 |
4 | 4,03 | −254.22 | 46.25 | −37.51 | 6.86 | 1,000,000 |
5 | 4,03 | −261.55 | 47.59 | −39.35 | 7.16 | 1,000,000 |
6 | 4,04 | −332.21 | 60.45 | −90.44 | 16.45 | 452,144 |
Pressure (bar) | Temperature (°C) | Time (min) | |
---|---|---|---|
Heating and plasticising of polymer matrix | 20 | 260 | 6.5 |
Consolidation of the FRP composite | 30 | 260 | 3.5 |
Cooling phase and solidification of the polymer melt | 30 | 601 | 6.5 |
Type of FML | InverTec FML | CARALL | CAPPAL |
|
---|---|---|---|---|
Static flexural strength (MPa) | 506 ±20 | 878 ±43 | 644–734 | 645 ±16 |
Fatigue flexural strength (max. number of cycles) | 106 cycles, up to 7% max flexural stress | 106 cycles, up to 19% flexural stress | n.d. | 106 cycles, up to 32% maximum force of bending test |