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API polished rod, 1.API Spec 11B, 2.High strength, good toughness, 3.Long lifetime oil sucker rod, 4.Best price & quality - details see: https://www.machineto.com/2013-api-oilfield-polished-rod-sucker-rod-made-in-china-10317119

2013API Oilfield Polished Rod Made in China

Features:

1.Three types: Polished rod-upset on one end, polished rod-normal type, polished rod-metal spray type.

2.Manufactured through cold-drawing, rolled threading and surface grinding etc.

3.High strength, good toughness, smooth surface and long lifetime etc

Polished Sucker Rod

Sucker Rod Body (mm)		Nominal Thread (in)	Connector O.D (mm)			Length (mm)
Diameter	Circulation Tolerance		Connector	Small Drill Hole	Coupling
22.2	≤0.30	1 3/16	41.3	41.3	46	8500 9000 9500 10000
25.4	≤0.30	1 3/8	50.8	50.8	55.6	8500 9000 9500 10000
28.6	≤0.30	1 9/16	57.2	57.2	60.3	8500 9000 9500 10000
32.0	≤0.30	Complies to API Spec II B Sucker Rods				8500 9000 9500 10000
38.0	≤0.30	Complies to API Spec II B Sucker Rods				8500 9000 9500 10000

Strength Grade	Yield Strength (MPa)	Tensile Strength (MPa)	Elongation (%)	Section Contraction (%)	Impact Flexibility (J)
Grade D	≥620	793-965	≥10	≥50	≥60.8
Grade H	793-862	966-1136	≥12	45-55	--