Study on the Combination of Pump Rod Pipe in Complex Structure

Table 3

Comparison of parameters of three different combinations of pipe combination.

	General pipe rod combination	Lined oil pipe rod and pipe combination	Laser tubing rod and pipe combination
Axial force (kN)	62.7	43.23	50.4
Extension (m)	0.9826	0.7034	0.7981
Lateral force (N)	137.7	95.97	110.6
Safety factor	4.851	7.037	6.035