API 11B Pony Rods Sucker Rods
China [CN] grade C: SSYD-1 (similar AISI1526) grade D: 30CrMoA (similar AISI 4130) grade K: 20Ni2MoA (similar 4620)
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.
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