Sucker Rod
- Designed and manufactured according to API spec 11B.
- Able to supply sucker rod in different grades.
- Threads are processed as to ensure high precision, reliable performance and extended service life.
- Available in 5/8″ (15.88mm), 3/4″ (19.05mm), 7/8″ (22.23mm), 1″ (25.40mm), and 1-1/8″ (28.58mm) body diameter.
- Technical Specification
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Ordinary sucker rod & pony rod:
| Size (in) |
Rod D. (in) |
Thread D. (in) |
Length (ft) |
Outside Diameter of Pin Shoulder (mm) |
Length of Thread (mm) |
Length of Wrench Square (mm) |
Width of Wrench Square (mm) |
| 5/8 | 5/8 | 15/16 | 2 4 6 8 10 25 30 | 31.8 | 31.75 | ≥ 31.8 | 22.2 |
| 3/4 | 3/4 | 11/16 | 38.1 | 36.5 | 25.4 | ||
| 7/8 | 7/8 | 1-3/16 | 41.3 | 41.28 | |||
| 1 | 1 | 1-3/8 | 50.8 | 47.63 | ≥ 38.1 | 33.3 | |
| 1-1/8 | 1-1/8 | 1-9/16 | 57.2 | 53.98 | ≥ 41.3 | 38.1 |
| Grade | Yield Strength | Tensile Strength Rm (Mpa) | Percentage Elongation A (%) |
Contraction Percentage of Area Z (%) | Impact Toughness |
| Rel (Mpa) | a(3/cm2) | ||||
| C | ≥ 414 | 620-793 | ≥ 12 | ≥ 55 | ≥ 70 |
| D | ≥ 620 | 794-965 | ≥ 10 | ≥ 505 | ≥ 58.85 |
| K | ≥ 414 | 620-793 | ≥ 12 | ≥ 55 | ≥ 70 |
Polished rod:
| Size
(in) |
Rod D.
(mm) |
Length
(ft) |
Thread D. (in) | Thread Length (mm) | Small Diameter Taper of Thread | ||
| 1 | 25.4 | 30 25 24 16 |
15/16 | 28.58 | 9° | ||
| 1 Upset | 15/16 | 1-1/16 | 31.75 | 36.5 | |||
| 1-1/8 | 28.6 | 15/16 | 1-1/16 | 34.93 | |||
| 1-1/8 Upset | 1-3/16 | 1-3/8 | 41.28 | 47.63 | |||
| 1-1/4 | 31.8 | 1-3/16 | 34.93 | ||||
| 1-1/4 Upset | 1-3/8 | 1-9/16 | 47.63 | 53.98 | |||
| 1-1/2 | 38.1 | 1-3/8 | 44.45 | ||||
| Grade | Yield Strength Rel (Mpa) | Tensile Strength Rm (Mpa) | Percentage Elongation A (%) | Contraction Percentage of Area Z (%) | Impact Toughness ak(J/cm2) | |
| 1 | ≥ 414 | 620-827 | ≥ 12 | ≥ 55 | ≥ 70 | |
| 2 | General | ≥ 586 | 655-1102 | ≥ 10 | ≥ 50 | ≥ 58.8 |
| Anti-corrosion | ≥ 414 | ≥ 12 | ≥ 55 | ≥ 70 | ||
Sucker rod is steel rod that manufactured according to API SPEC 11B with C, D, H and K Grades. It is used to connect the pumping unit on the ground and the oil well pump down in the well. Sucker rod is an important part in the oil production system. Different grades of sucker rod has features of high strength, non-corrosive medium, good tensile and long service life.
Types of sucker rode:
- Ordinary sucker rod
- Polished sucker rod
- Pony sucker rod (pup joint)
- Solid or hollow sucker rod
- Sinker bar
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Buyer’s Guide
Please send us your inquiry with detail item description or with Model number. If there is no packing demand we take it as our regular exported standard packing. We will offer you an order form for filling. We will recommend you the most suitable model according to information you offered.
We can give you really high quality products with competitive price. We have a better understanding in Chinese market, with us your money will be safe.
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Lake Petro is located in Dongying City, which is famous for Shengli Oilfield and the largest manufacturing hub of petroleum equipment in China. Following the principle of “quality first, science and technology innovated, people oriented”, every Lake Petro person is sparing no effort to provide the customers with best products and services. Our products are based on advanced production line and testing equipment, our products are designed and manufactured according to certification of API, ISO, GOST, etc.