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Sucker rod is one of our major products, which contains many types such as K,D and HL standard ordinary strength, high strength and super-high strength sucker rod produced in accordance with SY/T5029, SY/T6272 and API Spec 11B.
We can also supply Special Sucker Rods and Pony rods in accordance with the requirement of clients.
Mechanical Properties of Sucker Rods
Grade | Yield strength σs MPa (psi) | Tensile strengthσb MPa (psi) | Elongation δ% | Reduction of area ψ% |
K | 372 (53, 940) | 589-793 (84, 970-114, 985) | 13 | 60 |
C | 414 (60, 030) | 620-793 (89, 900-114, 985)
| 13 | 50 |
D | 586 (84, 970) | 793-965 (114, 985-139, 925)
| 10 | 50 |
HL | 793-862 (114, 985-124, 990) | 966-1136 | ≥12 | 45-55 |
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api 11B sucker rods