Product Name : KN 45 11081:1997 Casing Pipes and tubes type III – seamless for deep drilling – Technical delivery conditions”
We supply API 5CT standard casing pipe with assured quality and competive price.
We have good relationship with domestic big mills/factories that all API cert qualified. All API series steel grade and connections can be supplied at PSL 1, PSL 2, PSL 3 as per your need.
| Item | API 5CT Oil Casing Pipe | 
| Thickness | 4.24mm thickness and more | 
| Outerine Diameter | 60.32-339.72mm | 
| Length | R1(4.88-7.62M) R2(7.62-10.36M) R3(10.36-14.63M) | 
| Payment term | T/T,West Union,Escrow,L/C at sight | 
| Tolerance | Comply with standard or requirements | 
| Grade | API J55,API K55,API N80,API L80,API P110,API J55-API P110 | 
| Standards | GB,ASTM,DIN,JIS,EN | 
| Surface Treatment | After Hot/Cold Rolled | 
| Packing | Standard exporting packing or as requirements | 
| Certificate | API 5CT (cerfificate No 5CT 0735) ISO 9001:2008 | 
API Oil pipe, Casing pipe
| Type |  			 Label 1 (in)  |  			 			 Outside diameter (mm)  |  			 			 Wall thickness (mm)  |  			Grade | Type of thread | Length | 
| Casing | 4-1/2 | 114.30 | 5.21-8.56 | H40-P110 |  			 STC 
 LC 
 BC  |  			4.88-13.5m | 
| 5 | 127.00 | 5.59-12.70 | H40-P110 | |||
| 5-1/2 | 139.70 | 6.20-22.22 | H40-P110 | |||
| 6-5/8 | 168.28 | 7.32-12.06 | H40-P110 | |||
| 7 | 177.80 | 5.87-22.22 | H40-P110 | |||
| Oil pipe | 2-3/8 | 60.32 | 4.24-8.53 | H40-P110 |  			 NU 
 EU  |  			6.1-12.8m | 
| 2-7/8 | 73.02 | 5.51-11.18 | H40-P110 | |||
| 3-1/2 | 88.90 | 5.49-13.46 | H40-P110 | |||
| 4 | 101.60 | 5.74-15.49 | H40-P110 | |||
| 4-1/2 | 114.30 | 6.88-16.00 | H40-P110 | 
| Grade | Yield Strength(Mpa) | Tensile Strength(Mpa) | Hardness | 
| J55 | 379-522 | >517 | |
| K55 | 379-552 | >655 | |
| N80 | 552-758 | >689 | |
| L80-1 | 552-655 | >689 | 23-241 | 
| C90 | 621-724 | >689 | 25.4-255 | 
| C95 | 655-758 | >724 | |
| T95 | 655-758 | >724 | 25.4-255 | 
| P110 | 758-965 | >862 | 
Casing Pipes and tubes Pictures