1,sucker rod 2.Specification:CYG5/8,CYG3/4,CYG7/8,CYG1 (in)Specification(in) (m)Length(m) Mechanical performance MPaTensile ... strengthσ0.1 MPaσ0.1MPa Cycle indexCYG5/8 7.62, 8.0, 8.5, 9.14 and 1-3mDifferent long ponyrods793 ... ~965≥620≥10≥50≥60.8406≥1×106CYG7/8 7.62, 8.0, 8.5, 9.14 and 1-3mDifferent long ponyrods793 ... ≥620≥10≥50≥60.8406≥1×106CYG1 7.62, 8.0, 8.5, 9.14 and 1-3mDifferent long ponyrods793~965 ...