What is the working principle of diamond core bits? The drill bit that makes the cutting edge is called a diamond core bit. The drill bit is an integrated drill bit. The entire drill bit has no moving parts. The structure is relatively simple, with high strength, high wear resistance and impact resi
What kinds of drill pipe can be divided into? The drill pipe is a steel pipe with thread on the tail, which is used to connect the surface equipment of the drilling rig and the drilling and grinding equipment or bottom hole device located at the bottom end of the drilling well. The purpose of t
How to classify core barrels? A section of pipe connected to the upper part of the drill bit to accommodate and protect the core during core barrel. This article will introduce the classification of core barrel. This article contains the following:n What is core barrel?n Single layer core barreln do
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Pup joint 4 1/2"
ROSCHEN
ROS-PJ- 4 1/2
Product Description
Pup joint 4 1/2”, length of 10 feet each piece
We can offers a wide range drill string products and accessories with standard API or proprietary high performance
connections to meet the most demanding drilling requirements.
Tubing Pup Joints:
•Sizes: 2 ⅜” – 4 ½”
•Weight: Standard or Requested Weights
•Typical Lengths: 1, 2, 3, 4, 6, 8, 10, 12’ (other lengths available upon request)
•Grades: J-55, N-80, L-80, P-110
•Connections EU (external-upset) and NU (non-upset)
•Options: Custom Sizes, Markings, Paint, Plating, and Inspection available on request
Casing Pup Joints:
•Outside Diameter: 4 ½” – 13 3/8”
•All weights available
•Typical Lengths: 1, 2, 3, 4, 6, 8, 10, 12’ (other lengths available upon request)
•Grades: H40, J55, K55, N80, L80 T95, C110, P110, Q125
•Connections: SC, LC, BC, Semi Premium, and Premium
•Options: Custom Sizes, Markings, Paint, Plating, and Inspection available on request
Popular size:
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 |
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
Pup Joints are manufactured from AISI 4145H or 4140H-modified alloy, heat-treated to Hardness range of 285-341 with a Charpy “V” notch minimum impact strength of 40 ft/lb at 70° F and one inch below the surface. Pup Joints are heat-treated to 110,000 PSI minimum yield. All connections are phosphate coated to impede galling during initial make-up.