Changzhou Oilfield Petroleum Equipment Co., Ltd.
Changzhou Oilfield Petroleum Equipment Co., Ltd.
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The Product Standard: API SPEC 5CT9thPSL1; PSL2; PSL3;
Size:1"9~20"
Grade:H40,J55,K55,N80,L80,R95(C95),T95,P110,Q125
| size | OD | length | l ength |
Bore diameter |
Bearing surface width |
Quality
|
Quality |
coupling mateial
|
| short thread | long thread | short thread | long thread | |||||
| 4-1/2 | 127.00 | 158.75 | 177.80 | 116.68 | 3.97 | 3.62 | 4.15 | 127.0*13.0 |
| 5 | 141.30 | 165.10 | 196.85 | 129.38 | 4.76 | 4.66 | 5.75 | 142*14.5 |
| 5-1/2 | 153.67 | 171.45 | 203.20 | 142.08 | 3.18 | 5.23 | 6.42 | 154*14 |
| 6-5/8 | 187.71 | 184.15 | 222.25 | 170.66 | 6.35 | 9.12 | 11.34 | 188*17 |
| 7 | 200.03 | 184.15 | 228.60 | 180.18 | 4.76 | 10.88 | 13.92 | 201*18 |
| 7-5/8 | 215.90 | 190.50 | 234.95 | 197.64 | 5.56 | 12.30 | 15.63 | 216*18 |
| 8-5/8 | 244.48 | 196.85 | 254.00 | 223.04 | 6.35 | 16.23 | 21.67 | 245*21 |
| 9-5/8 | 269.88 | 196.85 | 266.70 | 248.44 | 6.35 | 18.03 | 25.45 | 270*21 |
| 10-3/4 | 298.45 | 203.20 | --- | 277.02 | 6.35 | 20.78 | --- | 299*21 |
| 11-3/4 | 323.85 | 203.20 | --- | 302.42 | 6.35 | 22.64 | --- | 324*21 |
| 13-3/8 | 365.12 | 203.20 | --- | 343.69 | 6.35 | 25.66 | --- | 365*21 |
| 16 | 431.80 | 228.60 | --- | 411.96 | 5.56 | 34.91 | --- | 432*23 |
| 18-5/8 | 508.0 | 228.60 | --- | 478.63 | 5.56 | 54.01 | --- | 508*26 |
| 20 | 533.40 | 228.60 | 292.10 | 513.56 | 5.56 | 43.42 | 57.04 | 534.0*23 |
|
|
| size |
OD The standard coupling |
OD Special clearance couplings
|
min length |
Bore diameter |
Bearing surface width |
The standard coupling Quality(kg)
|
Special clearance couplings Quality(kg) |
coupling mateial
|
| W | WC | NL | Q | b | ||||
| 4-1/2 | 127.00 | 158.75 | 177.80 | 116.68 | 3.97 | 4.55 | 3.48 | 127.0*13.0 |
| 5 | 141.30 | 165.10 | 196.85 | 129.38 | 4.76 | 5.85 | 4.00 | 142*14.5 |
| 5-1/2 | 153.67 | 171.45 | 203.20 | 142.08 | 3.18 | 6.36 | 4.47 | 154*14 |
| 6-5/8 | 187.71 | 184.15 | 222.25 | 170.66 | 6.35 | 11.01 | 5.65 | 188*17 |
| 7 | 200.03 | 184.15 | 228.60 | 180.18 | 4.76 | 13.98 | 6.28 | 201*18 |
| 7-5/8 | 215.90 | 190.50 | 234.95 | 197.64 | 5.56 | 15.82 | 9.29 | 216*18 |
| 8-5/8 | 244.48 | 196.85 | 254.00 | 223.04 | 6.35 | 20.86 | 10.80 | 245*21 |
| 9-5/8 | 269.88 | 196.85 | 266.70 | 248.44 | 6.35 | 23.16 | 12.02 | 270*21 |
| 10-3/4 | 298.45 | 203.20 | --- | 277.02 | 6.35 | 25.74 | 13.39 | 299*21 |
| 11-3/4 | 323.85 | 203.20 | --- | 302.42 | 6.35 | 28.03 | --- | 324*21 |
| 13-3/8 | 365.12 | 203.20 | --- | 343.69 | 6.35 | 31.77 | --- | 365*21 |
| 16 | 431.80 | 228.60 | --- | 411.96 | 5.56 | 40.28 | --- | 432*23 |
| 18-5/8 | 508.0 | 228.60 | --- | 478.63 | 5.56 | 62.68 | --- | 508*26 |
| 20 | 533.40 | 228.60 | 292.10 | 513.56 | 5.56 | 50.10 | --- | 534.0*23 |
|
|
API Non-upset Thread tubing coupling size,tolerance and quality(mm)
| Size | OD |
Min Length |
Bore diameter |
Bearing surface width |
The maximum bearing surface diameter special chamfer
|
Quality (kg) |
| 1"9 | 55.88 | 95.25 | 49.86 | 1.59 | 52.07 | 0.56 |
| 2-3/8 | 73.02 | 107.95 | 61.93 | 4.76 | 66.68 | 1.28 |
| 2-7/8 | 88.90 | 130.18 | 74.63 | 4.76 | 80.98 | 2.34 |
| 3-1/2 | 107.95 | 142.88 | 90.50 | 4.76 | 98.42 | 3.71 |
| 4 | 120.65 | 146.05 | 103.20 | 4.76 | 111.42 | 4.35 |
| 4-1/2 | 132.08 | 155.58 | 115.90 | 4.76 | 123.19 | 4.89 |
API External Upset Thread tubing coupling size ,tolerance and quality(mm)
| size |
OD
The standard coupling |
OD
Special clearance couplings |
min
length |
Bore diameter |
The maximum bearing surfaceWith special chamfer standard coupling |
The maximum bearing surface diameter (Special clearance) |
Standard couplingQuanlity | Special clearance Quanlity |
| 1"9 | 63.50 | --- | 98.42 | 3.18 | 58.34 | --- | 0.84 | --- |
| 2-3/8 | 77.80 | 73.91 | 123.82 | 3.97 | 71.83 | 69.90 | 1.55 | 1.07 |
| 2-7/8 | 93.17 | 87.88 | 133.35 | 5.56 | 85.88 | 83.24 | 2.40 | 1.55 |
| 3-1/2 | 114.30 | 106.17 | 146.05 | 6.35 | 104.78 | 100.71 | 4.10 | 2.38 |
| 4 | 127.00 | --- | 152.40 | 6.35 | 117.48 | --- | 4.82 | --- |
| 4-1/2 | 141.30 | --- | 158.75 | 6.35 | 130.96 | --- | 6.05 | --- |