This standard specifies the type parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of special sucker rods for driving screw pumps (referred to as driving rods). This standard applies to the manufacture and inspection of sucker rods specially used to drive screw pumps.
SY/T 7013-2014 history
2014SY/T 7013-2014 Special sucker rod for driving the screw pump