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Polished rods

 

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Rods transmit motion from the surface drive to well reciprocating or screw-type pumps.

Specifications of polished rods
Normative documents TU 3665-020-48416997-2003
Nominal diameter, mm 25, 32, 38
Length, mm 2 438 – 10 976
Nominal diameter of joined rod, mm (size, inch) 16 (⅝), 19 (¾), 22 (⅞), 25 (1), 29 (1⅛)

The polished rods are hardened by heat treatment. The may have additional corrosion resistant coating as an option.

Catalogue Oilfield and drilling equipment download.




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