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Help CenterAPI 11B Sucker Rod Coupling With High Quality From Chinese Manufacturer
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Technical Parameters
Full Size Coupling
Size(in) |
Coupling O.D W(mm) (+0.13,-0.25) |
Length L(mm) (+1.57,-0.00) |
Thread D.(in) |
Length of Wrench Square (mm) |
Hardness(HRA) |
5/8" |
38.10 |
101.6 |
15/16" |
31.8 |
56-62 |
3/4" |
41.28 |
1-1/16" |
|||
7/8" |
46.00 |
1-3/16" |
|||
1" |
55.60 |
1-3/8" |
38.1 |
||
1-1/8" |
60.33 |
114.3 |
1-9/16" |
Slim Hole Coupling
Size(in) |
Coupling O.D W(mm) (+0.13,-0.25) |
Length L(mm) (+1.57,-0.00) |
Thread D.(in) |
Length of Wrench Square (mm) |
Hardness(HRA) |
5/8" |
31.75 |
101.6 |
15/16" |
31.8 |
56-62 |
3/4" |
38.10 |
1-1/16" |
|||
7/8" |
41.30 |
1-3/16" |
|||
1" |
50.80 |
1-3/8" |
38.1 |
Full Size Sub-coupling
Size(in) |
Coupling O.D W(mm) (+0.13,-0.25) |
Length L(mm) (+1.57,-0.00) |
Small End Thread D. |
Big End Thread D. |
Hardness(HRA) |
5/8"-3/4" |
41.28 |
101.6 |
15/16" |
1-1/16" |
56-62 |
3/4"-7/8" |
46.00 |
1-1/16" |
1-3/16" |
||
7/8"-1" |
55.60 |
114.3 |
1-3/16" |
1-3/8" |
|
1"-1-1/8" |
60.33 |
127.0 |
1-3/8" |
1-9/16" |
Slim Hole Sub-coupling
Size(in) |
Coupling O.D W(mm) (+0.13,-0.25) |
Length L(mm) (+1.57,-0.00) |
Small End Thread D. |
Big End Thread D. |
Hardness(HRA) |
5/8"-3/4" |
38.10 |
101.6 |
15/16" |
1-1/16" |
56-62 |
3/4"-7/8" |
41.30 |
1-1/16" |
1-3/16" |
||
7/8"-1" |
50.80 |
114.3 |
1-3/16" |
1-3/8" |
Full Size Polished Connection
Size(in) |
Coupling O.D W(mm) (+0.13,-0.25) |
Length L(mm) (+1.57,-0.00) |
Thread D.(in) |
Vanish Cone |
Hardness(HRA) |
5/8" |
38.10 |
101.6 |
15/16" |
9O |
56-62 |
3/4" |
41.28 |
1-1/16" |
|||
7/8" |
46.00 |
1-3/16" |
|||
1" |
55.60 |
1-3/8" |
|||
1-1/8" |
60.33 |
114.3 |
1-9/16" |
Slim Hole Polished Connection
Size(in) |
Coupling O.D W(mm) (+0.13,-0.25) |
Length L(mm) (+1.57,-0.00) |
Thread D.(in) |
Vanish Cone |
Hardness(HRA) |
5/8" |
31.75 |
101.6 |
15/16" |
9O |
56-62 |
3/4" |
38.10 |
1-1/16" |
|||
7/8" |
41.30 |
1-3/16" |
|||
1" |
50.80 |
1-3/8" |
Coupling Mechanical Properties
Tensile Strength Rm(Mpa) |
Yield Strength Rel(Mpa) |
Elongation Percentage A(%) |
Reduction Percentage of Area Z(%) |
≥655 |
≥405 |
≥16 |
≥48 |
Picture :
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