Pup Joint
- Designed and manufactured according to API spec 5CT and API 5B.
- All standard lengths (2′, 3′, 4′, 5′, 6′, 8′, 10′ or 12′), but any length can be specified.
- The same performance with casing/tubing.
- Available in API and proprietary steel grades: H40, J55, K55, L80, N80/Q, C90, T95, P110,
- Available in API thread: EUE, NUE for tubing, BTC, STC, LTC for casing.
- Processing: Seamless.
- Technical Specification
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| Tubing Pup Joint Specifications | |
| Outside Diameter | 1.05 ~ 4-1/2 in (26.67 ~ 114.3 mm) nominal size OD |
| Weight | Standard or Heavy Wall |
| Length | 2, 3, 4, 5, 6, 8, 10, 12 ft (with other lengths available upon request) |
| Grade | H40, J55, L80, N80/Q, C90, T95, P110 |
| Connection | EUE, NUE |
| Standard | API 5CT, API 5B |
| Casing Pup Joint Specifications | |
| Outside Diameter | 4-1/2 ~ 20 in (114.3 ~ 508 mm) nominal size OD |
| Weight | Standard or Heavy Wall |
| Length | 2, 3, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20 ft (with other lengths available upon request) |
| Grade | H40, J55, K55, L80, N80/Q, C90, T95, P110, Q125 |
| Connection | BTC, STC, LTC |
| Standard | API 5CT, API 5B |
A pup joint is a casing or tubing of length shorter than Range 1 with the same thread connection, used to adjust the length of tubular strings to its exact requirement.
The performance of the pup joint is expected to be the same as the casing/tubing.
Pup joints are manufactured according to API Spec 5CT using prime API monogrammed, seamless oil country tubing.
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Buyer’s Guide
Please send us your inquiry with detail item description or with Model number. If there is no packing demand we take it as our regular exported standard packing. We will offer you an order form for filling. We will recommend you the most suitable model according to information you offered.
We can give you really high quality products with competitive price. We have a better understanding in Chinese market, with us your money will be safe.
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Lake Petro is located in Dongying City, which is famous for Shengli Oilfield and the largest manufacturing hub of petroleum equipment in China. Following the principle of “quality first, science and technology innovated, people oriented”, every Lake Petro person is sparing no effort to provide the customers with best products and services. Our products are based on advanced production line and testing equipment, our products are designed and manufactured according to certification of API, ISO, GOST, etc.