Sucker-Rod Pumping Manual

Rod Taper Percentages Recommended in RP 11L
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
|---|---|---|---|---|---|---|---|---|---|---|
| Rod [*] No. | Plunger Diam., inches D | Rod Weight, lb per ft W r | Elastic Constant, in. per lb ft E r | Frequency Factor, F e | Rod String, % of each size | |||||
| 1 ? | 1 | ? |
| ? |
| |||||
| 44 | All | 0.726 | 1.990 10 ?6 | 1.000 |
|
|
|
|
| 100.0 |
| 54 | 1.06 | 0.908 | 1.668 10 ?6 | 1.138 |
|
|
|
| 44.6 | 55.4 |
| 54 | 1.25 | 0.929 | 1.633 10 ?6 | 1.140 |
|
|
|
| 49.5 | 50.5 |
| 54 | 1.50 | 0.957 | 1.584 10 ?6 | 1.137 |
|
|
|
| 56.4 | 43.6 |
| 54 | 1.75 | 0.990 | 1.525 10 ?6 | 1.122 |
|
|
|
| 64.6 | 35.4 |
| 64 | 2.00 | 1.027 | 1.460 10 ?6 | 1.095 |
|
|
|
| 73.7 | 26.8 |
| 54 | 2.25 | 1.067 | 1.391 10 ?6 | 1.061 |
|
|
|
| 83.4 | 16.6 |
| 54 | 2.50 | 1.108 | 1.318 10 ?6 | 1.023 |
|
|
|
| 93.5 | 6.6 |
| 55 | All | 1.135 | 1.270 10 ?6 | 1.000 |
|
|
|
| 100.0 |
|
| 64 | 1.06 | 1.164 | 1.382 10 ?6 | 1.229 |
|
|
| 33.3 | 33.1 | 33.5 |
| 64 | 1.25 | 1.211 | 1.319 10 ?6 | 1.216 |
|
|
| 37.2 | 35.9 | 26.9 |
| 64 | 1.50 | 1.275 | 1.232 10 ?6 | 1.184 |
|
|