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Casing&Tubing

Providing users with all API SPEC 5CT standard steel grades and thread types of oil casing, including: H40, J55, K55, M65, L80 1/9Cr/13Cr, R95, N80 1/Q, C90, T95, C110, P110 and Q125 steel grades, product dimensions cover all outer diameters, wall thickness specifications and all thread types of API SPEC 5CT standards.

Size		Steel Grade&Connection Type									Standards
OD /mm（in）	WT /mm	H40	J55、K55	M65	L80-1、L80-13Cr、R95	N80-1、N80Q	C90、T95	C110	P110	Q125	Standards
114.30 （4-1/2”）	5.21	S	S	S							API SPEC 5CT
	5.69		S/B	S/B
	6.35		S/L/B	L/B	L/B	L/B	L/B		L/B
	7.37			L/B	L/B	L/B	L/B		L/B
	8.56								L/B	L/B
127.00 (5”)	5.59		S	S
	6.43		S/L/B	S/L/B
	7.52		S/L/B	L/B	S/L/B	S/L/B	L/B		S/L/B
	9.19			L/B	S/L/B	S/L/B	L/B		S/L/B	L/B
	11.10			L/B	L/B	L/B	L/B		L/B	L/B
	12.14				L/B	L/B	L/B		L/B	L/B
	12.70				L/B	L/B	L/B		L/B	L/B
139.70 (5-1/2”)	6.20	S	S	S
	6.98		S/L/B	S/L/B
	7.72		S/L/B	L/B	S/L/B	S/L/B	L/B		S/L/B
	9.17			L/B	S/L/B	S/L/B	L/B		S/L/B
	10.54			L/B	S/L/B	S/L/B	L/B		S/L/B	S/L/B
168.28 (6-5/8”)	7.32			S/L/B
	8.94			L/B					S/L/B
	10.59			L/B					S/L/B
	12.06								S/L/B	L/B
177.80 (7”)	6.91	S	S	S
	8.05		S/L/B	L/B	S/L/B	S/L/B	L/B
	9.19			L/B	S/L/B	S/L/B	L/B		S/L/B
	10.36			L/B	S/L/B	S/L/B	L/B		S/L/B
	11.51			L/B	S/L/B	S/L/B	L/B		S/L/B
	12.65				S/L/B	S/L/B	L/B		S/L/B	S/L/B
	13.72				S/L/B	S/L/B	L/B		S/L/B	S/L/B
193.68 (7-5/8”)	8.33		S/L/B	S/L/B	L/B	L/B	L/B
	9.52			L/B	L/B	L/B	L/B		L/B
	10.92			L/B	L/B	L/B	L/B		L/B
	12.70				L/B	L/B	L/B		L/B	L/B
	14.27				L/B	L/B	L/B		L/B	L/B
	15.11				L/B	L/B	L/B		L/B	L/B
	15.88				L/B	L/B	L/B		L/B	L/B

Size		Steel Grade&Connection Type									Standards
OD /mm（in）	WT /mm	H40	J55、K55	M65	L80-1、L80-13Cr、R95	N80-1、N80Q	C90、T95	C110	P110	Q125	Standards
219.08 （8-5/8”）	6.71		S	S	S						API SPEC 5CT
	7.72	S	S/L/B	S
	8.94	S	S/L/B	S/L/B
	10.16			S/L/B	L/B	L/B	L/B		L/B
	11.43			L/B	L/B	L/B	L/B		L/B
	12.70				L/B	L/B	L/B		L/B
	14.15				L/B	L/B	L/B		L/B	L/B
244.48 (9-5/8”)	8.94	S	S/L/B	S/L/B
	10.03		S/L/B	S/L/B	L/B	L/B	L/B		L/B
	11.05			L/B	L/B	L/B	L/B		L/B
	11.99			L/B	L/B	L/B	L/B		L/B	L/B
	13.84				L/B	L/B	L/B		L/B	L/B
	15.11	S			L/B	L/B	L/B		L/B
273.05 (10-3/8”)	8.89	S/B		S/B
	10.16	S/B	S/B	S/B
	11.43	S/B	S/B	S/B	S/B	S/B	S/B		S/B
	12.57				S/B	S/B	S/B		S/B
	13.84						S/B		S/B	S/B
	15.11						S/B		S/B	S/B
298.45 (11-3/4”)	9.65
	10.92
	12.19				S/B				S/B
	13.06				S/B				S/B	S/B
339.72 (13-3/8”)	8.38	S
	9.65		S/B	S/B
	10.92		S/B	S/B
	12.19			S/B	S/B	S/B	S/B		S/B
	13.06				S/B	S/B	S/B		S/B	S/B
406.40 (16”)	16.66
508.00 (20”)	16.13		S/L/B
Note：S-SC；L-LC；B-BC

API Tubing

Size		Steel Grade&Connection Type							Standards
OD /mm（in）	WT /mm	H40	J55	L80-1、L80-13Cr、R95	N80-1、 N80Q	C90	T95	P110	Standards
42.16 (1.660”)	3.18								API SPEC 5CT
	3.56	N/U	N/U	N/U	N/U	N/U	N/U
	4.85	U	U	U	U	U	U	U
48.26 (1.900”)	3.18	N/U	N/U	N/U	N/U	N/U	N/U
	3.68	N/U	N/U	N/U	N/U	N/U	N/U
	5.08	U	U	U	U	U	U	U
	6.35
	7.62
60.32 (2-3/8”)	4.24
	4.83
	6.45
	7.49
	8.53
73.02 (2-7/8”)	5.51	N/U	N/U	N/U	N/U	N/U	N/U	N/U
	7.01			N/U	N/U	N/U	N/U	N/U
	7.82			N/U	N/U	N/U	N/U	N/U
	8.64				U			U
	9.96
	11.18	U	N	N	N	N	N
88.90 (3-1/2”)	5.49
	6.45	N/U	N/U	N/U	N/U	N/U	N/U	N/U
	7.34	N	N	N	N	N	N
	9.52			N/U	N/U	N/U	N/U	N/U
	10.92
	12.09
	13.46
101.60 (4”)	5.74	N	N	N	N	N	N	N
	6.65	U	U	U	U	U	U	U
	8.38
	10.54
	12.70
	15.49
114.30 (4-1/2”)	6.88	N/U	N/U	N/U	N/U	N/U	N/U	N/U
	8.56
	9.65
	10.92
	12.70
	14.22
	16.00

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