Oil Country Tubular Goods
Casing & Tubing Pup Joints
DIC Oil Tools is a leading casing & tubing pup joints supplier in Ajman, UAE and a preferred OCTG supplier for global markets, we are specializing in custom length pup joints, seamless pup joints, and threaded pup joints tailored to meet specific project requirements. Our strong export network positions us as a reliable pup joints exporter to the Middle East, USA, and other key oilfield regions, offering consistent quality, competitive pricing, and on-time delivery.
Request your quote today and secure top-grade API casing and tubing pup joints from DIC Oil Tools—built for performance, delivered on time.
Key Features: –
- Reliable API 5CT pup joints for drilling and well completion
- Available in EUE, NUE, BTC, LTC, STC threads, sizes, and grades
- Long-lasting, corrosion-resistant pup joints for onshore and offshore oilfields
Technical Specification
| Tubing Size | Nominal Weight (lb/ft) | Outside Diameter | Wall Thickness | Type of End Finish | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Non-upset | External-upset | in | mm | in | mm | J55 | L80-1 | N80 | C90 | T95 | P110 | |
| 1.900" | 2.40 | - | 1.900 | 48.26 | 0.125 | 3.18 | PI | - | - | - | - | - |
| 1.900" | 2.75 | 2.90 | 1.900 | 48.26 | 0.145 | 3.68 | PNUI | PNUI | PNUI | PNUI | PNUI | - |
| 2 3/8" | 4.00 | - | 2.375 | 60.32 | 0.167 | 4.24 | PN | PN | PN | PN | PN | - |
| 2 3/8" | 5.80 | 5.95 | 2.375 | 60.32 | 0.254 | 6.45 | - | PNU | PNU | PNU | PNU | PNU |
| 2 7/8" | 6.40 | 6.50 | 2.875 | 73.02 | 0.217 | 5.51 | PNU | PNU | PNU | PNU | PNU | - |
| 2 7/8" | 9.35 | 9.45 | 2.875 | 73.02 | 0.340 | 8.64 | - | PU | - | PU | PU | PNU |
| 3 1/2" | 7.70 | - | 3.500 | 88.90 | 0.216 | 5.49 | PN | PN | PN | PN | PN | - |
| 3 1/2" | 12.70 | 12.95 | 3.500 | 88.90 | 0.375 | 9.52 | - | PNU | PNU | PNU | PNU | - |
| 4" | 9.50 | - | 4.000 | 101.60 | 0.226 | 5.74 | PN | PN | PN | PN | PN | - |
| 4 1/2" | 12.60 | 12.75 | 4.500 | 114.30 | 0.271 | 6.88 | PNU | PNU | PNU | PNU | PNU | - |
| Casing Size | Nominal Weight (lb/ft) | Outside Diameter | Wall Thickness | Type of End Finish | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| in | mm | in | mm | J55 | K55 | L80-1 | N80 | C90 | C95 | T95 | P110 | ||
| 4 1/2" | 9.50 | 4.500 | 114.30 | 0.205 | 5.21 | PS | - | - | - | - | - | - | - |
| 4 1/2" | 10.50 | 4.500 | 114.30 | 0.224 | 5.69 | PSB | - | - | - | - | - | - | - |
| 4 1/2" | 11.60 | 4.500 | 114.30 | 0.250 | 6.35 | PSLB | PLB | PLB | PLB | PLB | PLB | PLB | PLB |
| 5" | 11.50 | 5.000 | 127.00 | 0.220 | 5.59 | PS | - | - | - | - | - | - | - |
| 5" | 15.00 | 5.000 | 127.00 | 0.296 | 9.19 | PSLB | PLB | PLB | PLB | PLB | PLB | PLB | PLB |
| 5 1/2" | 14.00 | 5.500 | 139.70 | 0.244 | 6.20 | PS | - | - | - | - | - | - | - |
| 7" | 20.00 | 7.000 | 177.80 | 0.272 | 6.91 | PS | - | - | - | - | - | - | PS |
| 9 5/8" | 32.30 | 9.625 | 244.48 | 0.312 | 7.92 | - | - | - | - | - | - | - | - |
| 13 3/8" | 48.00 | 13.375 | 339.72 | 0.330 | 8.38 | - | - | - | - | - | - | - | - |
Frequently Asked Questions
What are casing and tubing pup joints?
API casing and tubing pup joints are short steel lengths used to adjust wellbore length precisely, ensuring accurate drilling, completion, and reliable oilfield operations in onshore and offshore applications worldwide.
What grades and thread types are available?
DIC Oil Tools supplies pup joints in J55, K55, N80, L80 grades with multiple thread types including EUE, NUE, BTC, LTC, and STC, meeting global oilfield and API standards.
Can you supply custom-length pup joints?
Yes, we provide custom casing and tubing pup joints in both seamless and threaded variants, tailored to project specifications, drilling requirements, and well completion operations for international oilfield clients.
Do you export pup joints internationally?
Yes, DIC Oil Tools is a leading casing and tubing pup joints exporter, supplying high-quality casing and tubing pup joints to the Middle East, USA, and other global oilfield markets with reliable delivery.
What materials are used in manufacturing pup joints?
We use premium-grade steel to manufacture API casing and tubing pup joints, ensuring high strength, corrosion resistance, dimensional accuracy, and long-lasting performance for critical oilfield operations.
What sizes of pup joints are available?
We provide API casing and tubing pup joints in various diameters and lengths, including standard and custom sizes, to meet drilling and well completion requirements worldwide.
Can you supply seamless and threaded pup joints?
Yes, we manufacture both seamless pup joints and threaded pup joints, ensuring compatibility with different well designs, drilling equipment, and API 5CT standards.
Do you offer technical support for pup joints selection?
Yes, DIC Oil Tools provides technical guidance to select the right API casing and tubing pup joints, including thread type, grade, length, and application suitability for oilfield operations.
Do you offer bulk supply for exporters?
Yes, DIC Oil Tools is a reliable casing and tubing pup joints exporter offering bulk supply of API casing and tubing pup joints, meeting international project demands and global oilfield procurement needs.