API Spec 11B mud pump pony rod for oil and gas well production
Sucker rod & pony rod
meet with API 11B
material:
grade C: SSYD-1 (similar AISI1526)
grade D: 30CrMoA (similar AISI 4130)
grade K: 20Ni2MoA (similar 4620)
mechanical properties
grade | Yield strength Rel(Mpa) | Tensile strength Rm(Mpa) | Percentage Elongation A(%) | Contraction percentage of Area Z(%) | Impact toughness |
C | ≥ 414 | 620-793 | ≥ 12 | ≥ 55 | ≥ 70 |
D | ≥ 620 | 794-965 | ≥ 10 | ≥ 50 | ≥ 58.8 |
K | ≥ 414 | 620-793 | ≥ 12 | ≥ 55 | ≥ 70 |
technical parameters
Size | Rod D.(in) | Thread D.(in) | Length of pin(mm) | Length of wrench(mm) | Width of Wrench (mm) | Length of rod(ft) |
5/8 | 5/8 | 15/16 | 31.75 | ≥ 31.8 | 22.20 | 2 / 4 /6 / 8 /10/25/30 |
3/4 | 3/4 | 1-1/16 | 36.50 | ≥ 31.8 | 25.40 | 2 / 4 /6 / 8 /10/25/30 |
7/8 | 7/8 | 1-3/16 | 41.28 | ≥ 31.8 | 25.40 | 2 / 4 /6 / 8 /10/25/30 |
1 | 1 | 1-3/8 | 47.63 | ≥38.1 | 33.30 | 2 / 4 /6 / 8 /10/25/30 |
1-1/8 | 1-1/8 | 1-9/16 | 53.98 | ≥41.3 | 38.10 | 2 / 4 /6 / 8 /10/25/30 |
Usage:
grade C: suitable for sour medium environment where they are not susceptible to sulphuric stress cracking.
grade D: suitable for the deeper oil well in the non-corrosion or light-corrosion medium.
grade K: suitable for light loading and corrosion medium shallow well.
Quality Policy
High quality and efficiency, Science and technology leading, Top level service, Customer satisfaction.
Management Guarantee
We set the high standards of quality, safety and value in each processes such as R&D,purchase, manufacture, inspection. Following the requirements of ISO9001 and QPI QI, we have built a integrated and effective quality management system. We control the quality strictly with the scientific production process coved the whole processes from Supplier qualification review to raw material inspection, from surface material to material composition, from hardness to strength, from the real time monitoring in manufacturing process to the complete inspection before delivery. Nine Ring excellent quality management system can ensure the high-level and stable quality and guarantees the product qualification rate reach 100%.
Equipment Guarantee
We have all kinds of advanced testing and inspecting equipments covering the material testing, chemical detection, mechanics testing, nondestructive testing, fatigue test, and others testing customer required. With these advanced equipments, it is easier for product optimization, performence testing and quality control to ensure the stability and promotion of products.
A: Some items accept this service, pls contact us for details.
A: In generally , the delivery time is about 3-7 days for sample order. We will make the delivery asap with the guaranteed quality.
A: Trade Assurance, L/C,T/T,Western Union and Escrow are accepted , and if you have a better idea, please feel free to share with us.
Q4:Which mode of transport would be better?
A: In general , we advice to make delivery by sea for large order, and for small order,Courier,By Air both ok,Also we respect your views of other transportation as well.