Back to LibraryClassic Taper
Bernard 7643
by Bernard
Line Weight
4wt
Length
7'6"
Geometry
hex
Pieces
3pc
Action Length
6'8"
Line Type
DT
Stations
17
Cast Length
35'
Tip-heavy
This rod has a "Tip-heavy" stress profile. Stress varies significantly across the rod. Some sections work much harder than others, creating a pronounced action character. Peak stress is well below the failure threshold, giving this rod a generous safety margin.
Peak Stress
166,742 psi
at 25″
Mean Stress
121,233 psi
Stress Range
166,742 psi
Uniformity
0%
Variable
Peak Stress
Low Point
Uniform Zone
Transition
Ferrule
Click dots to exploreDimensions
| Station | Dimension | Stress |
|---|---|---|
| 0" | 0.073" | 0 |
| 1" | 0.075" | 27,540 |
| 2" | 0.078" | 50,424 |
| 3" | 0.080" | 69,453 |
| 4" | 0.083" | 85,276 |
| 5" | 0.085" | 98,426 |
| 6" | 0.088" | 108,898 |
| 7" | 0.090" | 117,370 |
| 8" | 0.093" | 124,186 |
| 9" | 0.095" | 129,629 |
| 10" | 0.098" | 133,931 |
| 11" | 0.100" | 139,161 |
| 12" | 0.102" | 143,571 |
| 13" | 0.105" | 147,274 |
| 14" | 0.107" | 150,363 |
| 15" | 0.109" | 152,923 |
| 16" | 0.112" | 153,542 |
| 17" | 0.114" | 153,791 |
| 18" | 0.117" | 153,735 |
| 19" | 0.119" | 153,427 |
| 20" | 0.122" | 152,913 |
| 21" | 0.124" | 156,096 |
| 22" | 0.125" | 159,053 |
| 23" | 0.127" | 161,803 |
| 24" | 0.128" | 164,360 |
| 25" | 0.130" | 166,742 |
| 26" | 0.133" | 163,804 |
| 27" | 0.136" | 160,915 |
| 28" | 0.139" | 158,086 |
| 29" | 0.142" | 155,325 |
| 30" | 0.145" | 152,637 |
| 31" | 0.150" | 146,964 |
| 32" | 0.154" | 141,610 |
| 33" | 0.159" | 136,562 |
| 34" | 0.163" | 131,805 |
| 35" | 0.168" | 127,325 |
| 36" | 0.172" | 123,596 |
| 37" | 0.177" | 120,058 |
| 38" | 0.181" | 116,701 |
| 39" | 0.186" | 113,517 |
| 40" | 0.190" | 110,500 |
| 41" | 0.192" | 111,773 |
| 42" | 0.194" | 113,000 |
| 43" | 0.196" | 114,182 |
| 44" | 0.198" | 115,324 |
| 45" | 0.200" | 116,427 |
| 46" | 0.203" | 115,808 |
| 47" | 0.206" | 115,190 |
| 48" | 0.209" | 114,576 |
| 49" | 0.212" | 113,968 |
| 50" | 0.215" | 113,367 |
| 51" | 0.217" | 114,377 |
| 52" | 0.219" | 115,365 |
| 53" | 0.221" | 116,332 |
| 54" | 0.223" | 117,279 |
| 55" | 0.225" | 118,208 |
| 56" | 0.227" | 119,467 |
| 57" | 0.229" | 120,708 |
| 58" | 0.230" | 121,933 |
| 59" | 0.232" | 123,142 |
| 60" | 0.234" | 124,335 |
| 61" | 0.239" | 122,052 |
| 62" | 0.243" | 119,839 |
| 63" | 0.248" | 117,697 |
| 64" | 0.252" | 115,626 |
| 65" | 0.257" | 113,625 |
| 66" | 0.259" | 114,668 |
| 67" | 0.262" | 115,671 |
| 68" | 0.264" | 116,637 |
| 69" | 0.267" | 117,568 |
| 70" | 0.269" | 118,465 |
| 71" | 0.271" | 119,361 |
| 72" | 0.274" | 120,227 |
| 73" | 0.276" | 121,064 |
| 74" | 0.279" | 121,874 |
| 75" | 0.281" | 122,658 |
| 76" | 0.300" | 103,647 |
| 77" | 0.320" | 88,654 |
| 78" | 0.339" | 76,650 |
| 79" | 0.359" | 66,912 |
| 80" | 0.378" | 58,919 |
Stress profile: