Back to LibraryClassic Taper
Leonard 76-4
by Leonard
Line Weight
4wt
Length
7'6"
Geometry
hex
Pieces
3pc
Action Length
6'8"
Line Type
DT
Stations
17
Cast Length
35'
Parabolic (butt-flex)
This rod has a "Parabolic (butt-flex)" 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
159,223 psi
at 80″
Mean Stress
120,296 psi
Stress Range
159,223 psi
Uniformity
0%
Variable
Peak Stress
Low Point
Uniform Zone
Transition
Ferrule
Click dots to exploreDimensions
| Station | Dimension | Stress |
|---|---|---|
| 0" | 0.068" | 0 |
| 1" | 0.072" | 31,612 |
| 2" | 0.076" | 54,043 |
| 3" | 0.080" | 69,891 |
| 4" | 0.084" | 80,974 |
| 5" | 0.088" | 88,579 |
| 6" | 0.092" | 94,510 |
| 7" | 0.096" | 98,490 |
| 8" | 0.099" | 100,999 |
| 9" | 0.103" | 102,398 |
| 10" | 0.107" | 102,961 |
| 11" | 0.111" | 103,062 |
| 12" | 0.115" | 102,661 |
| 13" | 0.118" | 101,886 |
| 14" | 0.122" | 100,835 |
| 15" | 0.126" | 99,586 |
| 16" | 0.130" | 98,313 |
| 17" | 0.134" | 96,927 |
| 18" | 0.137" | 95,468 |
| 19" | 0.141" | 93,967 |
| 20" | 0.145" | 92,447 |
| 21" | 0.145" | 97,541 |
| 22" | 0.146" | 102,686 |
| 23" | 0.146" | 107,881 |
| 24" | 0.147" | 113,126 |
| 25" | 0.147" | 118,419 |
| 26" | 0.150" | 118,464 |
| 27" | 0.152" | 118,430 |
| 28" | 0.155" | 118,329 |
| 29" | 0.157" | 118,171 |
| 30" | 0.160" | 117,968 |
| 31" | 0.163" | 119,295 |
| 32" | 0.165" | 120,445 |
| 33" | 0.168" | 121,437 |
| 34" | 0.170" | 122,289 |
| 35" | 0.173" | 123,016 |
| 36" | 0.177" | 121,600 |
| 37" | 0.180" | 120,170 |
| 38" | 0.184" | 118,734 |
| 39" | 0.187" | 117,302 |
| 40" | 0.191" | 115,882 |
| 41" | 0.192" | 118,866 |
| 42" | 0.193" | 121,816 |
| 43" | 0.195" | 124,731 |
| 44" | 0.196" | 127,613 |
| 45" | 0.197" | 130,462 |
| 46" | 0.198" | 133,324 |
| 47" | 0.199" | 136,154 |
| 48" | 0.201" | 138,952 |
| 49" | 0.202" | 141,720 |
| 50" | 0.203" | 144,457 |
| 51" | 0.205" | 144,643 |
| 52" | 0.208" | 144,796 |
| 53" | 0.210" | 144,918 |
| 54" | 0.213" | 145,014 |
| 55" | 0.215" | 145,086 |
| 56" | 0.217" | 145,979 |
| 57" | 0.219" | 146,840 |
| 58" | 0.221" | 147,672 |
| 59" | 0.223" | 148,476 |
| 60" | 0.225" | 149,254 |
| 61" | 0.230" | 145,605 |
| 62" | 0.235" | 142,109 |
| 63" | 0.239" | 138,760 |
| 64" | 0.244" | 135,553 |
| 65" | 0.249" | 132,482 |
| 66" | 0.252" | 132,457 |
| 67" | 0.255" | 132,401 |
| 68" | 0.258" | 132,316 |
| 69" | 0.261" | 132,207 |
| 70" | 0.264" | 132,077 |
| 71" | 0.265" | 134,664 |
| 72" | 0.266" | 137,239 |
| 73" | 0.268" | 139,801 |
| 74" | 0.269" | 142,350 |
| 75" | 0.270" | 144,888 |
| 76" | 0.271" | 147,762 |
| 77" | 0.272" | 150,633 |
| 78" | 0.273" | 153,500 |
| 79" | 0.274" | 156,363 |
| 80" | 0.275" | 159,223 |
Stress profile: