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Four nylon wheels Wheeled Roller Centralizer for sucker rod
1. Roller Centralizer should be installed:
1) On the first two or three rods above the bottom hole pump.
2) Intermittently throughout the rod string where wear is indicated on rods or tubing.
3) Where known hole deviation occurs.
4) On the first two or three rods below the stuffing box.
2. Tech Parameter
|
Specification |
DIMENSIONS(INCH) |
||
|
Diameter |
Length |
Length of the groove |
|
|
5/8''ROD/2-3/8''TUBING |
1.50 |
27 |
1.80 |
|
3/4''ROD/2-3/8''TUBING |
1.50 |
27 |
1.80 |
|
5/8''ROD/2-7/8''TUBING |
1.50 |
27 |
2.25 |
|
3/4''ROD/2-7/8''TUBING |
1.50 |
27 |
2.28 |
|
7/8''ROD/2-7/8''TUBING |
1.625 |
27 |
2.28 |
|
1''ROD/2-7/8''TUBING |
2.0 |
29 |
2.28 |
|
3/4''ROD/3-1/2''TUBING |
1.50 |
31 |
2.75 |
|
7/8''ROD/3-12''TUBING |
1.625 |
31 |
2.75 |
|
1''ROD/3-1/2''TUBING |
2.0 |
31 |
2.75 |
3. Temperature Caution
Standard models are for applications in wellbore temperature up to 175°F. (fitted with glass-fiber reinforced nylon 6 wheels), For service in higher temperature, Special metal wheels are used.
4. Materials
Guide/Coupling Body
Standard guide/coupling bodies are machined from 35CrMo.
Special Material
Other metals such as steel are available on Special 'order to meet some
specifications for extra strength and/or corrosion resistance,
Wheel and Roll Pins
Wheels are set on stainless Steel journals and roll pine, Standard wheels, for applications up to 175°F are made of glass-fiber reinforced nylon 6
5. Parts of roller centralizer for sucker rod
|
NO |
PART NO |
NAME |
QTY |
MATERIAL |
|
1 |
RG-01 |
Wheel |
4 |
Glass-fiber Reinforced Nylon 6 |
|
2 |
RG-02 |
Roll pin |
4 |
Stainless steel |
|
3 |
RG-03 |
Coupling body |
1 |
35CrMo |
Wheeled rod guides centralize the rod string and reduce friction during stroking, and also reduce wear on sucker rods and tubing.
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Main Product:
Sucker Rod,
Sucker Rod Centralizer,
Sucker Rod Guide,
Downhole Tools,
Tubing Centrazlier ,
Sucker Rod Coupling
