API: Tubing Pipe and Casing Pipe

Anson Steel provide the user with API SPEC 5CT grade OCTG pipe, including H40, J55, K55, M65, L80, R95, N80 1/Q, C90, T95, C110, P110 and q125. Product sizes of OCTG pipe cover all external diameter and wall thickness specification of API SPEC 5CT standard.

Anson Steel always keeps a leading position on equipment, so as to ensure the product performance. Anson Steel has complete equipment: Anson Steel provide ultra-high power electric arc furnace is fitted with LF furnace, vacuum degassing facilities (VD/VOD/RH), continuous casting machine, die casting machine and high-speed forging hydraulic press to keep raw materials clean. Some equipment is used to guarantee the size of accurate, such as a MPM rolling mill plant, an ASSEL rolling mill plant, three the world’s most advanced PQF rolling mill plants and large caliber REM rotary expanding pipe mill. Anson steel also has ten heat treating lines, 14 thread production lines, with magnetic particle, eddy current and ultrasonic testing equipment, which can ensure excellent products are provided for users. We offer both seamless steel pipe and welded steel pipe on this product. 

API: tubing pipe

Dimension		Grade & Processing methods of end region
External diameter(mm)	Wall thickness(mm)	H40	J55	L80 R95	N801 N80Q	C90	T95	P110
42.16 (1.660)	3.18	P/I	P/I
	3.56	P/N/U/I	P/N/U/I	P/N/U/I	P/N/U/I	P/N/U/I
	4.85	P/U	P/U	P/U	P/U	P/U	P/U	P/U
48.26 (1.900)	3.18	P/I	P/I
	3.68	P/N/U/I	P/N/U/I	P/N/U/I	P/N/U/I	P/N/U/I	P/N/U/I
	5.08	P/U	P/U	P/U	P/U	P/U	P/U	P/U
	6.35			P		P	P
	7.62			P		P	P
60.32 (2-3/8)	4.24	P/N	P/N	P/N	P/N	P/N	P/N
	4.83	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U
	6.45			P/N/U	P/N/U	P/N/U	P/N/U	P/N/U
	7.49			P		P	P
	8.53			P/U		P/U	P/U
73.02 (2-7/8)	5.51	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U
	7.01			P/N/U	P/N/U	P/N/U	P/N/U	P/N/U
	7.82			P/N/U	P/N/U	P/N/U	P/N/U	P/N/U
	8.64			P/U		P/U	P/U
	9.96			P		P	P
	11.18			P		P	P
88.90 (3-1/2)	5.49	P/N	P/N	P/N	P/N	P/N	P/N
	6.45	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U
	7.34	P/N	P/N	P/N	P/N	P/N	P/N
	9.52			P/N/U	P/N/U	P/N/U	P/N/U	P/N/U
	10.92			P		P	P
	12.09			P		P	P
	13.46			P		P	P
101.6(4)	5.74	P/N	P/N	P/N	P/N	P/N	P/N
	6.65	P/U	P/U	P/U	P/U	P/U	P/U
	8.38			P		P	P
	10.54			P		P	P
	12.70			P		P	P
	15.49			P		P	P
114.30 (4-1/2)	6.88	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U	P/N/U
	8.56			P		P	P
	9.65			P		P	P
	10.92			P		P	P
	12.70			P		P	P
	14.22			P		P	P
	16.00			P		P	P

   Note: P--- Flat end
             N--- Non-upset tubing with thread and coupling
             U--- External upset tubing with thread and coupling
              I---  Integral joint

API: casing pipe

Dimension		Grade & Processing methods of end region
External diameter(mm)	Wall thickness(mm)	H40	J55 K55	M65	L80 C95	N801 N80Q	C90 T95	C110	P110	Q125
114.30 (4-1/2)	5.21	P/S	P/S	P/S
	5.69		P/S/B	P/S/B
	6.35		P/S/L/B	P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	7.37			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	8.56								P/L/B	P/L/B
127(5)	5.95		P/S	P/S
	6.43		P/S/L/B	P/S/L/B
	7052		P/S/L/B	P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	9.19			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
	11.10				P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
	12.14				P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
	12.70				P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
139.7 (5-1/2)	6.20	P/S	P/S	P/S
	6.98		P/S/L/B	P/S/L/B
	7.72		P/S/L/B	P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	9.17			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	10.54			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
	12.70						P	P
	14.27						P	P
	15.88						P	P
	17.45						P	P
	19.05						P	P
	20.62						P	P
	22.22						P	P
168.28 (6-5/8)	7.32	P/S	P/S/L/B	P/S/L/B
	8.94		P/S/L/B	P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	10.59			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	12.06				P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
177.8(7)	6.91	P/S	P/S	P/S
	8.05		P/S/L/B	P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	9.19		P/S/L/B	P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	10.36			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	11.51			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	12.65			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
	13.72			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
193.68 (7-5/8)	8.33		P/S/L/B	P/S/L/B	L/B	L/B	L/B/E
	9.52			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	10.92			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	12.70				P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
	14.27				P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
	15.11				P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
	15.86				P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
219.08 (8-5/8)	6.71		P/S	P/S
	7.72	P/S	P/S/L/B	P/S/L/B
	8.94	P/S	P/S/L/B	P/S/L/B
	10.16			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	11.43				P/L/B	P/L/B	P/L/B	P	P/L/B
	12.7				P/L/B	P/L/B	P/L/B	P	P/L/B
	14.15				P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
244.48 (9-5/8)	8.94	P/S	P/S/L/B	P/S/L/B
	10.03		P/S/L/B	P/S/L/B	P/L/B	P/L/B	P/L/B	P
	11.05			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B
	11.99			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
	13.84			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
	15.11			P/L/B	P/L/B	P/L/B	P/L/B	P	P/L/B	P/L/B
273.05 (10-3/4)	8.89	P/S	P/S/B	P/S/B
	10.16		P/S/B	P/S/B
	11.43		P/S/B	P/S/B	P/S/B	P/S/B	P/S/B	P	P/S/B
	12.57			P/S/B	P/S/B	P/S/B	P/S/B	P	P/S/B
	13.84						P/S/B	P	P/S/B	P/S/B
	15.11						P/S/B	P	P/S/B	P/S/B
298.45 （11-3/4）	9.65		P/S/B
	10.92		P/S/B
	12.19		P/S/B		P/S/B	P/S/B			P/S/B
	13.06				P/S/B	P/S/B			P/S/B	P/S/B
339.72 （13-3/8）	8.38	P/S
	9.65		P/S/B	P/S/B
	10.92		P/S/B	P/S/B
	12.19		P/S/B	P/S/B	P/S/B	P/S/B	P/S/B	P	P/S/B
	13.06				P/S/B	P/S/B	P/S/B	P	P/S/B	P/S/B
508（20）	11.13	P/S/L	P/S/L/B	P/S/L/B
	12.70		P/S/L/B	P/S/L/B
	16.13		P/S/L/B

NOTE: S--- Short-thread
            L--- Long-thread
            B--- Buttress thread