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Sucker Rod and Coupling Supplied by AGICO
The Sucker Rod is an elongated rod of the pumping well, which is connected to the polished rod and is connected to the pump to transmit power. Sucker rod: length is mostly 6 meters. The material is usually hard chrome plated on the surface of high carbon steel. It is connected with the internal thread hoop in the oil pipe and extends to the piston at the underground oil layer. Reciprocating to pump oil.
Ordinary sucker rod: C, D, K, KD grade sucker rod.
High-strength sucker rod: Class H, divided into HY and HL.
Special sucker rod: hollow sucker rod: steel rod.
Continuous sucker rod: steel rod.
Sucker rod for screw pump: taper thread sucker rod, plug-in sucker rod.
FRP sucker rod: fiber reinforced plastic sucker rod.
Flexible sucker rod: carbon fiber composite sucker rod, wire rope sucker rod.
Other types of sucker rods: electric sucker rods.
Sucker rod is an important part of the rod pumping equipment. The sucker rod is connected to the sucker rod column through a part named coupling, and the upper rod is connected to the pumping unit through light rod, the plunger of pumping pump is connected to the bottom, with function of transmiting the reciprocating motion of the ground pumping unit to the downhole oil pump.
more info:http://www.steels-supplier.com/steel-pipe/api-11b-sucker-rod-and-coupling-sleeve-for-sale.html
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