A pup joint is a custom-length pipe segment used to fine-tune the length of a tubular string to meet precise operational needs. These joints are essential in drilling and completion operations, ensuring proper alignment and connection integrity between casing or tubing sections.
API casing and tubing pup joints are manufactured according to API Spec 5CT standards, using high-quality, seamless oil country tubing with the official API monogram. This ensures reliability and performance under demanding downhole conditions.
In addition to standard options, premium pup joints are available with enhanced connections and can be produced in both API and exotic alloy grades, offering greater strength and corrosion resistance for specialized applications.
**Casing Pup Joints:**
- **Outside Diameter:** 4 ½ inch to 13 3/8 inch
- **Typical Lengths:** 1, 2, 3, 4, 6, 8, 10, 12 feet
- **Grades:** H40, J55, K55, N80, L80, T95, C110, P110
- **Connections:** SC, LC, BC, Semi Premium, and Premium
**Tubing Pup Joints:**
- **Sizes:** 2 ⅜ inch to 4 ½ inch
- **Typical Lengths:** 1, 2, 3, 4, 6, 8, 10, 12 feet
- **Grades:** J-55, N-80, L-80, P-110
- **Connections:** EU (external-upset) and NU (non-upset)
**Pup Joint Options:**
- Pin x Pin
- Pin x Pin with Couplings Loose
- Coupling Box x Pin with Couplings Hand Tight
- Coupling Box x Pin with Couplings Bucked-On
**Tubing Pup Joint Specifications:**
- **Outside Diameter:** 0.75 to 4.5 inches nominal size OD
- **Weight:** Standard or Heavy Wall
- **Lengths:** 2, 3, 4, 6, 8, 10, 12 ft (custom lengths available upon request)
- **Grades:** J-55, N-80, N-80Q & T, L-80, P-110
- **Connections:** EUE, NUE, Buttress, and Premium Connections from leading manufacturers
**Casing Pup Joint Specifications:**
- **Outside Diameter:** 4.5 to 20 inches nominal size OD
- **Weight:** Standard or Heavy Wall
- **Lengths:** Customized lengths available from 2 to 20 ft
- **Connections:** STC, LC, BC, and Premium Connections from leading manufacturers
These pup joints are designed to provide flexibility and precision in well construction, ensuring compatibility with various equipment and systems while maintaining structural integrity and performance. Whether for casing or tubing applications, they play a crucial role in optimizing the efficiency and safety of oil and gas operations.
Industrial Brush Filament
Tai Hing has over 30 years of Brush Filament manufacturing experience and technology precipitation. It makes Tai Hing as one of the largest manufacturers of Synthetic Bristle in China. Tai Hing also more profound attainments in the field of glass cleaning and polishing Industrial Brush Filament. Tailor-made the non-scratchable surface of the glass, with high softness and stable diameter of filament products. Those are for the mobile phone cover glass, touch panel, cleaning and grinding on the tempered protective glass.
Industrial Brush Filament,Industrial Cleaning Brush Bristles,Industrial Pps Brush Filament,Pa66 Abrasive Synthetic Filament
Tai Hing Nylon Filament Products Co.,Ltd , https://www.brushfibres.com