all
1 Year
1 Year
Casting
Spray-Paint
Atmospheric Pressure
Cast Steel
K55 J55 N80 L80 P110
7304291000
Pup Joint with Coupling
Support Customization
JM
Standard Export Packing
standard
Hebei China
730429100
Product Description
All of the casing and tubing couplings and pup joints are with materials of steel grade including J55, K55, N80, N80-1, N80-Q, L80, P110, and so on. The casing couplings and pup joints have STC/LTC/BTC, and the tubing couplings have NUE/EUE. By numerically controlled lathe and import molding cutter, the processing of thread can be finished in one time, which ensures its commonality and interchangeability. We have complete testing abilities, adopting a whole set of single testing apparatus of thread, including tape, pitch, tooth depth, and profile. All of our couplings meet the API 5CT.
Tubing Pup Joint Technical Parameters:SPECIFICATIONS | ||||
Tubing Pup Joint | OD | GRADE | END TYPE | LENGTH (FT) |
2 3/8 | J/K/L/N/P | NUE/EUE | 2/3/4/5/6/8/10/12 2 7/8 | |
2 7/8" | J/K/L/N/P | NUE/EUE | 2/3/4/5/6/8/10/12 | |
3 1/2" | J/K/L/N/P | NUE/EUE | 2/3/4/5/6/8/10/12 | |
4 1/2" | J/K/L/N/P | NUE/EUE | 2/3/4/5/6/8/10/12 |
Size | Types of Thread | O.D*L(mm) | Grade |
2-3/8" | NUE | 73.02*107.92 | H40 |
2-3/8 | EUE | 77.80*123.82 | J55 |
2-7/8" | NUE | 88.90*130.35 | |
2-7/8" | EUE | 93.17*130.35 | K55 |
3-1/2" | NUE | 107.95*142.88 | |
3-1/2" | EUE | 114.30*146.05 | N80-1 |
4 | NUE | 114.30*146.06 | N80-Q |
4 | EUE | 114.30*146.07 | L80 |
4-1/2" | NUE | 114.30*146.08 | C90 |
4-1/2" | EUE | 114.30*146.09 | P110 |
Casing Pup Joint Technical Parameters:
Casing Pup Joint | OD | GRADE | END TYPE |
4 1/2" | J/K/L/N/P | LTC/STC/BTC | |
5" | J/K/L/N/P | LTC/STC/BTC | |
5 1/2 | J/K/L/N/P | LTC/STC/BTC | |
6 5/8" | J/K/L/N/P | LTC/STC/BTC | |
7" | J/K/L/N/P | LTC/STC/BTC | |
7 5/8" | J/K/L/N/P | LTC/STC/BTC | |
7 3/4" | J/K/L/N/P | LTC/STC/BTC | |
8 5/8" | J/K/L/N/P | LTC/STC/BTC | |
9 5/8" | J/K/L/N/P | LTC/STC/BTC | |
10 3/4" | J/K/L/N/P | STC/BTC | |
11 3/4" | J/K/L/N/P | STC/BTC | |
13 3/8" | J/K/L/N/P | STC/BTC |
Specification | O.D(mm) | W.T(mm) | Thread type | Steel grade | Length |
4-1/2 | 114.30 | 6.35 | STC,LTC,BTC | J55,N80,P110 | 0.5m-5m |
5 | 127.00 | 7.52 | STC,LTC,BTC | J55,N80,P110 | |
5-1/2 | 139.70 | 7.72 | STC,LTC,BTC | J55,N80,P110 | |
6-5/8 | 168.28 | 8.94 | STC,LTC,BTC | J55,N80,P110 | |
7 | 177.80 | 8.05 | STC,LTC,BTC | J55,N80,P110 | |
7-5/8 | 193.68 | 8.33 | STC,LTC,BTC | J55,N80,P110 | |
8-5/8 | 219.08 | 10.16 | STC,LTC,BTC | J55,N80,P110 | |
9-5/8 | 244.48 | 10.03 | STC,LTC,BTC | J55,N80,P110 | |
10-3/4 | 273.05 | 11.43 | STC,LTC,BTC | J55,N80,P110 | |
11-3/4 | 298.45 | 12.42 | STC,LTC,BTC | J55,N80,P110 | |
13-3/8 | 339.72 | 12.19 | STC,LTC,BTC | J55,N80,P110 | |
16 | 406.40 | 12.57 | STC,LTC,BTC | J55,N80,P110 | |
18-5/8 | 473.08 | 11.05 | STC,LTC,BTC | J55,N80,P110 | |
20 | 508.00 | 12.70 | STC,LTC,BTC | J55,N80,P110 |







