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| Categories | Casing Coupling | 
|---|---|
| Certification: | API-5CT, ISO | 
| Place of Origin: | CHINA | 
| MOQ: | 1ea | 
| Price: | USD | 
| Payment Terms: | T/T | 
| Model Number: | 4 1/2" -- 20" | 
| Brand Name: | J55/K55/N80/L80/P110 | 
| Company Info. | 
| WUXI EASTSUN TRADE CO., LTD | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 
Couplings are used to connect two joints of coupling or casing pipe
together.
Couplings are short length of heavy wall pipe with the same threads
on each end.
EASTSUN manufactures coupling and casing coupling strictly comply
with API 5CT latest standard.
| Size | Grade | STC | LTC | BTC | |
| (in) | Normal | SCC | |||
| 4 1/2 | J55/K55/N80/L80/P110 | Yes | Yes | Yes | Yes | 
| 5 | J55/K55/N80/L80/P110 | Yes | Yes | Yes | Yes | 
| 5 1/2 | J55/K55/N80/L80/P110 | Yes | Yes | Yes | Yes | 
| 6 5/8 | J55/K55/N80/L80/P110 | Yes | Yes | Yes | Yes | 
| 7 | J55/K55/N80/L80/P110 | Yes | Yes | Yes | Yes | 
| 7 5/8 | J55/K55/N80/L80/P110 | Yes | Yes | Yes | Yes | 
| 8 5/8 | J55/K55/N80/L80/P110 | Yes | Yes | Yes | Yes | 
| 9 5/8 | J55/K55/N80/L80/P110 | Yes | Yes | Yes | Yes | 
| 10 3/4 | J55/K55/N80/L80/P110 | Yes | Yes | Yes | |
| 11 3/4 | J55/K55/N80/L80/P110 | Yes | Yes | ||
| 13 3/8 | J55/K55/N80/L80/P110 | Yes | Yes | ||
| 16 | J55/K55/N80/L80/P110 | Yes | Yes | ||
| 18 5/8 | J55/K55/N80/L80/P110 | Yes | Yes | ||
| 20 | J55/K55/N80/L80/P110 | Yes | Yes | Yes | |


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 4 1/2" API 5CT CASING COUPLING
                                                                                    
                        
                        
                        
                                                            4 1/2" API 5CT CASING COUPLING
                                                    
                        
                     5 1/2" API 5CT CASING COUPLING
                                                                                    
                        
                        
                        
                                                            5 1/2" API 5CT CASING COUPLING
                                                    
                        
                     10 3/4" API 5CT CASING COUPLING
                                                                                    
                        
                        
                        
                                                            10 3/4" API 5CT CASING COUPLING
                                                    
                        
                     11 3/4" API 5CT CASING COUPLING
                                                                                    
                        
                        
                        
                                                            11 3/4" API 5CT CASING COUPLING
                                                    
                        
                     13 3/8" API 5CT CASING COUPLING
                                                                                    
                        
                        
                        
                                                            13 3/8" API 5CT CASING COUPLING
                                                    
                        
                     16" API 5CT CASING COUPLING
                                                                                    
                        
                        
                        
                                                            16" API 5CT CASING COUPLING
                                                    
                        
                     18 5/8" API 5CT CASING COUPLING
                                                                                    
                        
                        
                        
                                                            18 5/8" API 5CT CASING COUPLING
                                                    
                        
                     8 5/8" API 5CT CASING COUPLING
                                                                                    
                        
                        
                        
                                                            8 5/8" API 5CT CASING COUPLING
                                                    
                        
                     7 5/8" API 5CT CASING COUPLING
                                                                                    
                        
                        
                        
                                                            7 5/8" API 5CT CASING COUPLING
                                                    
                        
                     5" API 5CT CASING COUPLING
                                                                                    
                        
                        
                        
                                                            5" API 5CT CASING COUPLING