Project Description
d | ST2.9 | ST3.5 | (ST3.9) | ST4.2 | ST4.8 | ST5.5 | ST6.3 | |
P | Pitch | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 |
h | Min. | 0.4 | 0.6 | 0.6 | 0.8 | 0.9 | 1 | 1 |
dc | Max. | 6.3 | 8.3 | 8.3 | 8.8 | 10.5 | 11 | 13.5 |
Min. | 5.8 | 7.6 | 7.6 | 8.1 | 9.8 | 10 | 12.2 | |
k | Max. | 2.8 | 3.4 | 3.4 | 4.1 | 4.3 | 5.4 | 5.9 |
Min. | 2.5 | 3 | 3 | 3.6 | 3.8 | 4.8 | 5.3 | |
s | Max. | 4 | 5.5 | 5.5 | 7 | 8 | 8 | 10 |
Min. | 3.82 | 5.32 | 5.32 | 6.78 | 7.78 | 7.78 | 9.78 | |
dp | 2.3 | 2.8 | 3.1 | 3.6 | 4.1 | 4.8 | 5.8 | |
Steel thickness | 0.7~1.9 | 0.7~2.25 | 0.7~2.4 | 1.75~3 | 1.75~4.4 | 1.75~5.25 | 2~6 |