API Casing and Tubing

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Tubing: These pipes are used for oil extraction, gas extraction, water injection, and acid fracturing. Casing: Casing is a pipe that is cemented to a drilled bore below the ground and used as a rigid wall to prevent the bore from collapsing.

PSL1

PSL1 Casing and Tubing

Manufacturing Specification of API 5CT PSL1 Tubing

No.	Grade	Specification			Executive Standard
No.	Grade	Outer Diameter /mm	Wall Thickness /mm	Economical Length /m	Executive Standard
1	H40 J55 K55	10 ~ 127	1 ~ 20	6 ~ 12.0	API 5CT PSL2
		42 ~ 114.3	3.5 ~ 12	6 ~ 12.2
		114.3 ~ 180	3.8 ~ 22	6 ~ 12.2
		68 ~ 219	10 ~ 20	6 ~ 12.2
		80 ~ 219	20 ~ 30	6 ~ 12.2
		140 ~ 368	6 ~ 30	6 ~ 12.2
		318 ~ 720	14 ~ 30	6 ~ 12.5
2	N80-1 N80Q R95 L80-1 C90-1 T95-1 P110 Q125-1	42 ~ 114.3	3.5 ~ 12	6 ~ 12.2
		114.3 ~ 180	3.8 ~ 22	6 ~ 12.2
		68 ~ 219	10 ~ 25	6 ~ 12.2
		140 ~ 368	6 ~ 25	6 ~ 12.2
		318 ~ 720	14 ~ 25	6 ~ 12.5
3	L80-1 R95 P110	68 ~ 219	25 ~ 35	6 ~ 12.2
		140 ~ 368	25 ~ 35	6 ~ 12.2
		318 ~ 720	25 ~ 35	6 ~ 12.5

Manufacturing Specification of API 5CT PSL1 Casing

No.	Grade	Specification			Executive Standard
No.	Grade	Outer Diameter /mm	Wall Thickness /mm	Economical Length /m	Executive Standard
1	H40 J55 K55 N80-1	114.3	4 ~ 8	6 ~ 12.2	API 5CT PSL1
		114.3	8 ~ 12	6 ~ 12.2
		114.3 ~ 180	3.8 ~ 22	6 ~ 12.2
		140 ~ 368	6 ~ 25	6 ~ 12.2
		318 ~ 508	14 ~ 25	4 ~ 12.5
2	N80Q R95 L80-1 C90-1 T95-1 C110 P110 Q125-1	114.3	4 ~ 12	6 ~ 12.2
		114.3 ~ 180	3.8 ~ 22	6 ~ 12.2
		140 ~ 368	6 ~ 25	6 ~ 12.2
		318 ~ 720	14 ~ 25	6 ~ 12.5

Manufacturing Specification of API 5CT PSL1 Coupling Blank

No.	Grade	Specification			Executive Standard
No.	Grade	Outer Diameter /mm	Wall Thickness /mm	Economical Length /m	Executive Standard
1	H40 J55 K55 N80-1	114.3	4 ~ 8	6 ~ 12.2	API 5CT PSL2
		114.3	8 ~ 12	6 ~ 12.2
		114.3 ~ 180	3.8 ~ 22	6 ~ 12.2
		140 ~ 368	6 ~ 25	6 ~ 12.2
		318 ~ 508	14 ~ 25	4 ~ 12.5
2	N80Q R95 L80-1 C90-1 T95-1 C110 P110 Q125-1	114.3	4 ~ 12	6 ~ 12.2
		114.3 ~ 180	3.8 ~ 22	6 ~ 12.2
		140 ~ 368	6 ~ 25	6 ~ 12.2
		318 ~ 720	14 ~ 25	6 ~ 12.5

PSL2

PSL2 Casing and Tubing

Manufacturing Specification of API 5CT PSL2 Tubing

No.	Grade	Specification			Executive Standard
		Outer Diameter /mm	Wall Thickness /mm	Economical Length /m
1	H40 J55 N80-1	10 ~ 127	1 ~ 20	6 ~ 12.0	API 5CT PSL2
		42 ~ 114.3	3.5 ~ 8	6 ~ 12.2
		60 ~ 114.3	8 ~ 12	6 ~ 12.2
		114.3 ~ 180	3.8 ~ 22	6 ~ 12.2
2	N80Q R95 L80-1 C90-1 T95-1 P110	42 ~ 114.3	3.5 ~ 12	6 ~ 12.2
		114.3 ~ 180	3.8 ~ 22	6 ~ 12.2

Manufacturing Specification of API 5CT PSL2 Casing

No.	Grade	Specification			Executive Standard
No.	Grade	Outer Diameter /mm	Wall Thickness /mm	Economical Length /m	Executive Standard
1	H40 J55 K55	10 ~ 127	1 ~ 20	6 ~ 12.0	API 5CT PSL2
		42 ~ 114.3	3.5 ~ 12	6 ~ 12.2
		114.3 ~ 180	3.8 ~ 22	6 ~ 12.2
		68 ~ 219	10 ~ 20	6 ~ 12.2
		80 ~ 219	20 ~ 30	6 ~ 12.2
		140 ~ 368	6 ~ 30	6 ~ 12.2
		318 ~ 720	14 ~ 30	6 ~ 12.5
2	N80-1 N80Q R95 L80-1 C90-1 T95-1 P110 Q125-1	42 ~ 114.3	3.5 ~ 12	6 ~ 12.2
		114.3 ~ 180	3.8 ~ 22	6 ~ 12.2
		68 ~ 219	10 ~ 25	6 ~ 12.2
		140 ~ 368	6 ~ 25	6 ~ 12.2
		318 ~ 720	14 ~ 25	6 ~ 12.5
3	L80-1 R95 P110	68 ~ 219	25 ~ 35	6 ~ 12.2
		140 ~ 368	25 ～ 35	6 ～ 12.2
		318 ～ 720	25 ～ 35	6 ～ 12.5

Manufacturing Specification of API 5CT PSL2 Coupling Blank

No.	Grade	Specification			Executive Standard
No.	Grade	Outer Diameter /mm	Wall Thickness /mm	Economical Length /m	Executive Standard
1	H40 J55 K55 N80-1	114.3	4 ～ 8	6 ～ 12.2	API 5CT PSL2
		114.3	8 ～ 12	6 ～ 12.2
		114.3 ～ 180	3.8 ～ 22	6 ～ 12.2
		140 ～ 368	6 ～ 25	6 ～ 12.2
		318 ～ 508	14 ～ 25	4 ～ 12.5
2	N80Q R95 L80-1 C90-1 T95-1 C110 P110 Q125-1	114.3	4 ～ 12	6 ～ 12.2
		114.3 ～ 180	3.8 ～ 22	6 ～ 12.2
		140 ～ 368	6 ～ 25	6 ～ 12.2
		318 ～ 720	14 ～ 25	6 ～ 12.5

PSL3

PSL3 Casing and Tubing

Manufacturing Specification of API 5CT PSL3 Casing and Tubing

No.	Grade	Specification			Executive Standard
		Outer Diameter /mm	Wall Thickness /mm	Economical Length /m
1	H40 J55 N80-1	10 ～ 127	1 ～ 20	6 ～ 12.0	API 5CT PSL2
		42 ～ 114.3	3.5 ～ 8	6 ～ 12.2
		60 ～ 114.3	8 ～ 12	6 ～ 12.2
		114.3 ～ 180	3.8 ～ 22	6 ～ 12.2
2	N80Q R95 L80-1 C90-1 T95-1 P110	42 ～ 114.3	3.5 ～ 12	6 ～ 12.2
		114.3 ～ 180	3.8 ～ 22	6 ～ 12.2