TUBING & CASING
CASING PIPE
Standard:
API 5D
Grade:
E-75, X-95, G-105, S-135
Application:
For well drilling
Out Diameter of Drill Pipe:
From 2 3/8” to 6 5/8″
Length ranges of Drill Pipe:
- Range 1: 18 ft. to 22 ft.
- Range 2: 27 ft. to 30 ft.
- Range 3: 38 ft. to 45 ft.
Types of Drill Pipe:
- Drill pipe
- Heavy weight drill pipe
- Tool joint
- Pup joint
Coating
- 3PE Coating
- 3PP Coating
- FBE Coating
- Epoxy Coating
- Special Painting
PETROLEUM CRACKING TUBE
Standard:
GB9948-1988
Application:
For manufacturing of furnace tubes, heat exchangers and pipelines in refineries
Tolerance on Dimensions
Chemical composition and mechanical properties
DRILL PIPE
Grades of Casing:
API 5CT J55/K55/N80/L80-1/L80-9Cr/L80-13Cr/P110/Q125/K55 D10/L80 D10
Sizes of Casing:
Diameter : From 4 1/2 inch to 20 inch （48.26mm – 508mm)
Nominal Weight: From 9.5 lb/ft to 169 lb/ft – From 9.5 ppf to 169 ppf
Length: R1, R2, R3
Types of Casing:
- Seamless casing
- ERW casing
- Casing nipple
- Casing coupling
Coating:
- 3PE Coating
- 3PP Coating
- FBE Coating
- Epoxy Coating
- Special Painting
Applications:
Oil well extracting casing, Borehole casing, Borewell casing
Connections:
BTC, STC, LTC, NUE, EUE
Dimension Tolerance of casing pipe
PUP JOINT
Pup joint is a pipe of non-standard length used to adjust the length of tubular strings to its exact requirement
Casing Pup Joints:
- Outside Diameter: 4 ½ inch – 13 3/8 inch
- Typical Lengths: 1, 2, 3, 4, 6, 8, 10, 12 ft
- Grades: H40, J55, K55, N80, L80 T95, C110, P110
- Connections: SC, LC, BC, Semi Premium, and Premium
Tubing Pup Joints:
- Sizes: 2 ⅜ inch – 4 ½ inch
- Typical Lengths: 1, 2, 3, 4, 6, 8, 10, 12 ft
- 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
