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Polish Rod
Our Advantages:
1.API Certificate
2.R&D Ability
3.100% Inspection
4.0 Defects
5.Many years' exporting experience
API Certificate
General Dimensions and Tolerances For Polished Rod
| Nominal Size | 1-1/8 (in) | 1-1/4 (in) | 1-1/2 (in) | ||||
| in. | mm | in. | mm | in. | mm | ||
| Outside Diameter | Dimension | 1.125 | 28.58 | 1.25 | 31.75 | 1.50 | 38.10 |
| Tolerances | +0.005 -0.010 |
+0.13 -0.25 |
+0.005 -0.010 |
+0.13 -0.25 |
+0.005 -0.010 |
+0.13 -0.25 |
|
| Nominal Diameterof Pin-thread | Dimension for referance | 0.938 | 23.83 | 1.188 | 30.18 | 1.375 | 34.93 |
| 1.063 | 27.00 | ||||||
| Note:sizes of sucker rods with which used | Nominal Dimension (for referance) | 5/8 | 7/8 | 1 | |||
| 3/4 | |||||||
| Note:Standard lengths | Dimension |
ft 22, 26,30,36, 40 |
m 4.9, 6.7,7.9, 9.1, 11.0,12.2 |
ft 22, 26,30,36, 40 |
m 4.9, 6.7,7.9, 9.1, 11.0,12.2 |
ft 22, 26,30,36, 40 |
m 4.9, 6.7,7.9, 9.1, 11.0,12.2 |
Classification and Mechanical Properties
| No. | Material (AISI Series Steel) | Tensile Strength |
| a) | Carbon Steel: AISI 1035-1050 |
90,000 Psi to 160,000 Psi |
| b) | Stainless Steel: AISI 304/316/431 |
≥95,000 Psi for 304/316 ≥90,000 Psi for 431 |
| c) | Alloy Steel: 1) AISI 4120-4140 2) AISI 4315-4340 3) AISI 4615-4625 4) AISI 8620-8630 |
95,000 Psi to 160,000 Psi |
Spray Metal Polished Rod Parameters
| Spray Metal Polished Rod Coating Thickness | Spray Metal Polished Rod Coating Hardness | Chemical Composition for Polished Rod | ||
| Elements | Minimum Weight Percent | Maximum Weight Percent |
||
| ≥480 HV200 | Carbon | 0.50 | 1.00 | |
| Silicon | 3.50 | 5.50 | ||
| Phosphorus | 0.00 | 0.02 | ||
| Sulfur | 0.00 | 0.02 | ||
| Chromium | 12.00 | 18.00 | ||
| Boron | 2.50 | 1.50 | ||
| Iron | 3.00 | 5.50 | ||
| Cobalt | 0.00 | 0.10 | ||
| Titanium | 0.00 | 0.05 | ||
| Aluminum | 0.00 | 0.05 | ||
| Zirconium | 0.00 | 0.05 | ||
| Nickel | Remainder | |||
| Note:The finished outside diameter of sprayed metal polished rods shall conform to general dimensions and tolerances for polished rod,except the tolerance on the OD between pin end and start of sprayed metal shall be | ||||
Machining and Packaging for polished rod are very important ,the polishing and classic seven-layers packaging of polished rod are showed as follows:
Polishing
Spread Oil on Polished Rod
Plastic Film
Aluminium
Plastic Cover
Wrapping Corrugated Paper
Packaged into bundle
Final Packaging
Loading into the container
Final Fastening
We are glad to cooperate with all the customers coming from all the places and countries all over the world ,and we belive that our high quality products can meet our customers' demands and make them satisfied. Well ,it will be gratefull if you can come up with somen precious suggestions for us .
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