API 11B Grade D Sucker Rod - 1 Inch Diameter Alloy Steel Oil Pumping Equipment with 794-965 MPa Tensile Strength
Price:
Negotiable
MOQ:
Discussion
Delivery Time:
Soonly
Brand:
Zhongshi
Product Description
API 11B Sucker Rods for Oil Pumping Equipment
Zhongshi manufactures high-performance API 11B sucker rods in Grades D, K, and H, crafted from premium alloy steel or customized to client specifications. Our production utilizes advanced manufacturing technology and rigorous quality control systems to deliver superior performance at competitive prices.
Product Grades & Applications
- Grade C: Carbon or manganese steel construction for light to medium loads in non-corrosive or shallow corrosive wells
- Grade D: High-quality alloy steel with heat treatment for exceptional strength, durability, and extended service life in mildly corrosive deep well environments
- Grade K: Nickel-chromium-molybdenum alloy steel with superior corrosion resistance against H2S, CO2, and NaCl media
- Grade HL/HY: High-strength rods with yield strength of 966-1,136 MPa, designed for deep wells and high-displacement applications
Technical Specifications
| Size (in) | Rod D. (in) | Thread D. (in) | Length (ft) | Pin Shoulder OD (mm) | Thread Length (mm) | Wrench Square Length (mm) | Wrench Square Width (mm) |
|---|---|---|---|---|---|---|---|
| 5/8 | 5/8 | 15/16 | 2, 4, 6, 8, 10, 25, 30 | 31.80 | 31.75 | ≥ 31.8 | 22.20 |
| 3/4 | 3/4 | 11/16 | Standard lengths | 38.10 | 36.50 | 25.40 | - |
| 7/8 | 7/8 | 13/16 | Standard lengths | 41.30 | 41.28 | - | - |
| 1 | 1 | 13/8 | Standard lengths | 50.80 | 47.63 | ≥ 38.1 | 33.30 |
| 11/8 | 11/8 | 19/16 | Standard lengths | 57.20 | 53.98 | ≥ 41.3 | 38.10 |
Mechanical Properties
| Grade | Yield Strength (MPa) | Tensile Strength (MPa) | Elongation (%) | Area Reduction (%) | Impact Toughness (J/cm²) |
|---|---|---|---|---|---|
| C | ≥ 414 | 620-793 | ≥ 12 | ≥ 55 | ≥ 70 |
| D | ≥ 620 | 794-965 | ≥ 10 | ≥ 50 | ≥ 58.85 |
| K | ≥ 414 | 620-793 | ≥ 12 | ≥ 55 | ≥ 70 |
Material Composition
Our sucker rods are manufactured from various AISI steel grades including 1541, 4120, 4130, 4138, 4140, 4142, 3130, 4320, 4330, 4621, and 4720, each formulated with specific chemical compositions to meet different operational requirements and environmental conditions.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Puyang Zhongshi Group Co., Ltd.
Location
Room2212, B Building, Tiandi Times Square, Weiyang District, Xi'an City, Shaanxi P.R., China
Contact Person
Liza