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| Categories | OCTG-casing | 
|---|---|
| Place of Origin: | china | 
| Brand Name: | oilfield/OEM | 
| Certification: | API 5CT | 
| Model Number: | 4 1/2''--13 3/8'' | 
| Surface Treatment: | Surface spray paint | 
| Grade:: | H40 J55 M65 L80 N80 C95 P110 Q125 | 
| Type of end-finish: | P PS PSB | 
| MOQ: | 1ton | 
| Price: | 600-800 | 
| Packaging Details: | Six angle steel packing | 
| Delivery Time: | 20-30DAYS | 
| Payment Terms: | T/T & L/C | 
| Supply Ability: | 100000ton/year | 
The casing string in the hole drilling, used to prevent the formation of formation fluid flow and collapse.
The tubing string into the production casing, components of underground reservoir and the ground channel, control of crude oil and natural gas flow.
Seamless steel casing pipe, also known as encasement pipe, is most
commonly used in underground construction to protect utility lines
of various types from getting damaged
Such damage might occur due to the elements of nature or human
activity
Technical specification:
1, Sizes: 4 1/2" - 20"
2, Wall thickness: 0.205" - 0.635"
3, Standard: API 5CT
4, Steel grade: H40, J55, K55, N80, L80, C95, P110
5, Thread: STC, LTC, BTC
6, Length: R3


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 API5CT casing 1"9~20"
                                                                                    
                        
                        
                        
                                                            API5CT casing 1"9~20"
                                                    
                        
                     9-5/8 43.5ppf BC N80Q Casing
                                                                                    
                        
                        
                        
                                                            9-5/8 43.5ppf BC N80Q Casing
                                                    
                        
                     API OCTG casing
                                                                                    
                        
                        
                        
                                                            API OCTG casing
                                                    
                        
                     Carbon Steel Pipe  API 5CT
                                                                                    
                        
                        
                        
                                                            Carbon Steel Pipe  API 5CT
                                                    
                        
                     Api Casing And Api Tubing For Oil Well
                                                                                    
                        
                        
                        
                                                            Api Casing And Api Tubing For Oil Well
                                                    
                        
                     seamless steel casing pipe and tubings
                                                                                    
                        
                        
                        
                                                            seamless steel casing pipe and tubings
                                                    
                        
                     OCTG Api 5CT J55 20" Steel Seamless Oil Casing
                                                                                    
                        
                        
                        
                                                            OCTG Api 5CT J55 20" Steel Seamless Oil Casing
                                                    
                        
                     Casing tubing
                                                                                    
                        
                        
                        
                                                            Casing tubing
                                                    
                        
                     Oil tubing, Applied Standards API, SPEC, 5CT
                                                                                    
                        
                        
                        
                                                            Oil tubing, Applied Standards API, SPEC, 5CT
                                                    
                        
                     4-1/2 15.10ppf BC Q125 Casing
                                                                                    
                        
                        
                        
                                                            4-1/2 15.10ppf BC Q125 Casing