Ejemplo 2

1. D=(6500rpm(1.25(3.14)=25525.5"/min=709.04yd/min=648.34mt/min
2. D=(3.14)(1 1/8)(1300rpm)=4594.57"/min=127.52yd/min=116.70mt/min
3. D=(3.14)(10156.25)(1 1/2)=47859.02"/min=1329.41yd/min=1215mt/min
4. D=(3.14)(1 1/3)(9521.48)=39883.48"/min=1107.87yd/min=1013.04mt/min
5. D=(3.14)(17922)(1 1/2)=84459.15"/min=2346.08yd/min=2145mt/min
6. D=(3.14)(9293.30)(2 6/8)=80288.35"/min=2230.23yd/min=2039.32mt/min
7. D=(3.14)(10454.96)(2")=65690.45"/min=1824.73yd/min
8. D=(3.14)(7841.22)(1 1/2)=36950.87"/min=1026.41yd/min=938.55mt/min
9. D=(3.14)(47047.33)(1 1/8)=166278.98"/min=4618.86yd/min=4223.49mt/min

Estiraje total=(25525.5"/min)/166278.98 "/min)

estiraje total=0.15

ESTIRAJES PARCIALES

est1-2=36950.87/166278.98=0.22

Est2-3=65690.45/36950.87=1.77

Est3-4=80288.35/65690.45=1.22

Est4-5=84459.15"/min/80288.35=1.05

Est5-6=39883.48/84459.1=0.47

Est6-7=47859.02/39883.48=1.19

Est7-8=4594.57/4594.57=5.55

Estiraje total=(0.22)(1.77)(1.22)(1.05)(0.47)(1.19)(0.096)(5.55)

Estiraje total=0.15