API 11B Grade C D K KD H I HL HY 7/8″/ 3/4″ 5/8″ /1″ Sucker Rod
- Sucker Rod, API Sucker Rod, API 11B Sucker Rod
2. Material: Grade C, D, K, KD,H,I, HL, HY
3. Specification as per API 11B
4. Polished rod, pony rod, sinker bar ,sucker rod guide, all supplied
Specifications of API 11B grade D 7/8″/ 3/4″ 5/8″ /1″Sucker Rod
|
Model
in
|
OD
mm |
Thread diameter
mm |
Diameter of Pin Shoulder
mm |
Width of Wrench Square
mm |
Length
mm |
| 5/8 |
16 |
33.33 |
31.8 |
22.2 |
7620
8000
9140 |
| 3/4 |
19 |
26.98 |
38.1 |
25.4 |
| 7/8 |
22 |
30.16 |
41.3 |
25.4 |
| 1 |
25 |
34.92 |
50.8 |
33.3 |
Mechanical Property
for API 11B Grade C D K KD H I HL HY 7/8″/ 3/4″ 5/8″ /1″ Sucker Rod
| Grade |
Material |
Yield Point
MPa |
Tensile strength
MPa |
Extension Radio
% |
Reduction of cross-section
% |
Izod Impact toughness
J |
| D |
High Quality Alloy Steel |
≥620 |
793~965 |
≥10 |
≥50 |
≥60.8 |
Coupling for API 11B grade D 7/8″/ 3/4″ 5/8″ /1″Sucker Rod
|
Type |
Model |
OD
mm |
Width of Wrench Square
mm
|
Length of Wrench mm |
Rounding chamfer θ |
| T Grade Coupling |
5/8 |
Φ38.1+0.13
-0.25 |
34.9 0
-0.8 |
31.8+0.62
0 |
45° |
| 3/4 |
Φ41.3+0.13
-0.25 |
38.1 0
-0.8 |
31.8+0.62
0 |
| 7/8 |
Φ46.0+0.13
-0.25 |
41.3 0
-0.8 |
31.8+0.62
0 |
| 1 |
Φ55.6+0.13
-0.25 |
47.6 0
-0.8 |
38.1+0.62
0 |
