Non Alloy Oil Country Tubular API 5CT Tubing 3-1/2" N80
Pipe Length
1. Single Random Length and double Random Length.
2. SRL:3M-5.8M DRL:10-11.8M or As clients requested length
3. fixed length(5.8m, 6m, 12m)
Production Line
1. Professional oil exploitation equipment processing line,
2. Drilling pipe processing line,
3. Automatic heat treatment and Tempering line,
4. Pipe end hydraulic upsetting line, OCTG processing line etc.
Testing System
1. Eddy current testing (ET)
2. Magnetic flux leakage testing,Magentic particle inspection (MT)
3. Ultrasonic testing (UT),Hydraulic test etc.
Product Paramenters
O.D. | Nominal mass | O.D. | w.t. | Nominal weight | Type of pipe end | |||||||||
(lb/ft) | (kg/m) | |||||||||||||
Threaded and coupled | Threaded and coupled | Grade | ||||||||||||
NUE | EUE | In. | mm | In. | mm | NUE | EUE | J-55 | L-80 | N-80 | C-90 | T-95 | P-110 | |
3 1/2" | 7.70 | -- | 3.500 | 88.90 | 0.216 | 5.49 | 11.46 | -- | PN | PN | PN | PN | PN | PNU |
9.20 | 9.30 | 3.500 | 88.90 | 0.254 | 6.45 | 13.69 | 13.84 | PNU | PNU | PNU | PNU | PNU | -- | |
10.20 | -- | 3.500 | 88.90 | 0.289 | 7.34 | 15.18 | -- | PN | PN | PN | PN | PN | PNU | |
12.70 | 12.95 | 3.500 | 88.90 | 0.375 | 9.52 | 18.90 | 19.27 | -- | PNU | PNU | PNU | PNU | -- | |
14.30 | -- | 3.500 | 88.90 | 0.430 | 10.92 | 21.28 | -- | -- | P | -- | P | P | -- | |
15.50 | -- | 3.500 | 88.90 | 0.476 | 12.09 | 23.07 | -- | -- | P | -- | P | P | -- | |
17.00 | -- | 3.500 | 88.90 | 0.530 | 13.46 | 25.30 | -- | -- | P | -- | P | P | -- | |
P-Plain; N-No threading and no coupling; U-Upset with threading and coupling |
Size Designation | Weight Designation lb/ft | Outside Diameter | Wall Thickness | ||
In. | mm | In. | mm | ||
4 1/2" | 9.5~15.10 | 4.5 | 114.3 | 0.205~0.337 | 5.21~8.56 |
5" | 11.50~24.10 | 5 | 127 | 0.220~0.500 | 5.59~12.70 |
5 1/2" | 14.00~43.10 | 5.5
| 139.7 | 0.244~0.875 | 6.20~22.23 |
6 5/8" | 20.00~32.00 | 6.625 | 168.28 | 0.288~0.475 | 7.32~12.23 |
7" | 17.00~57.10 | 7 | 177.8 | 0.231~0.875 | 5.87~22.23 |
7 5/8" | 24.00~55.30 | 7.625 | 193.68 | 0.300~0.687 | 7.62~19.05 |
7 3/4" | 46.1 | 8.625 | 219.08 | 0.595 | 15.11 |
8 5/8" | 24.00~49.00 | 8.625 | 219.08 | 0.264~0.557 | 6.71~14.15 |
9 5/8" | 32.30~75.60 | 9.625 | 244.48 | 0.312~0.797 | 7.92~20.24 |
10 3/4" | 32.75~85.30 | 10.75 | 273.05 | 0.279~0.797 | 7.09~20.24 |
11 3/4" | 42.00~71.00 | 11.75 | 298.45 | 0.333~0.582 | 8.46~14.78 |
13 3/8" | 48.00~72.00 | 13.375 | 339.73 | 0.330~0.514 | 8.38~13.06 |