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China

Everything else / Bulk

N80 tubing for sale

Tubing

Standard：API SPEC 5CT Standard.

Use: Seamless steel tubes for oil casing and tubing in oil and gas well. Tubing is mounted in the produc tion casing after the oil well is dig and cemented, it is seamless pipe to transport oil gas to grou nd surface.

Steel grade: J55, K55, N80, L80, C90, T95, P110, Q125

Size: 4 1/2”~20” for Seamless Casing

1.05”~4 1/2” for Seamless Tubing

Length: R1/R2/R3

Dimensional tolerances:

Types of steel tubes	Outer diameter		Wall thickness
Cold-rolled tubes	Tube sizes(mm)	Tolerances(mm)	Tolerances(mm)
	＜114.3	±0.79	-12.5%
	≥114.3	-0.5%, +1%	-12.5%

Mechanical properties:

Standard	Models of steel tubes	Tensile strength (MPa)	Yield strength (MPa)	Elongation (%)	Hardness
API SPEC 5CT	J55	≥517	379~552	check the table	≤241HB
	K55	≥517	≥655
	N80	≥689	552~758
	L80(13Cr)	≥655	552~655
	P110	≥862	758~965

Chemical Composition:

Standard

Models of steel tubes

Chemical compositions （%）

Als

API SPEC 5CT

J55K55 (37Mn5)

0.34~ 0.39

0.2~ 0.35

1.25~ 1.5

≤0.02

≤0.015

≤0.15

≤0.20

≤0.02

N80 (36 Mn2V)

0.34~ 0.38

0.2~ 0.35

1.45~ 1.7

≤0.02

≤0.015

≤0.15

0.11~ 0.16

≤0.02

L80 (13Cr)

0.15~ 0.22

≤1.0

0.25~ 1.0

≤0.02

≤0.010

12.0~ 14.0

≤0.20

≤0.02

P110 (30CrMo)

0.26~ 0.35

0.17~ 0.37

0.40~ 0.7

≤0.02

≤0.010

0.8~1.1

≤0.20

0.15~ 0.25

≤0.08

≤0.02

Note: Also we can supply you pup joint and coupling (coupling stock and coupling blank) for tubing and Ca sing, as well as for weld pipe.

API TUBING LIST

Size	Linear Mass lb/ft		Outside Diameter		Wall thickness	Type of end-finish
	Linear Mass lb/ft		Outside Diameter		Wall thickness	Grade
	Non Upset T&C	Ex-Upset T&C	In	mm	mm	H-40	J-55	L-80	N-80 Type1,Q	C-90	T-95	P-110
1.050”	1.14	1.20	1.050	26.67	2.87	PNU	PNU	PNU	PNU	PNU	PNU	--
1.050”	1.48	1.54	1.050	26.67	3.91	PU	PU	PU	PU	PU	PU	PU
1.315”	1.70	1.80	1.315	33.40	3.38	PNUI	PNUI	PNUI	PNUI	PNUI	PNUI	--
1.315”	2.19	2.24	1.315	33.40	4.45	PU	PU	PU	PU	PU	PU	PU
1.660”	2.09	--	1.660	42.16	3.18	PI	PI	--	--	--	--	--
	2.30	2.40	1.660	42.16	3.56	PNUI	PNUI	PNUI	PNUI	PNUI	PNUI	--
	3.03	3.07	1.660	42.16	4.85	PU	PU	PU	PU	PU	PU	PU
1.900”	2.40	--	1.900	48.26	3.18	PI	PI	--	--	--	--	--
	2.75	2.90	1.900	48.26	3.68	PNUI	PNUI	PNUI	PNUI	PNUI	PNUI	--
	3.65	3.73	1.900	48.26	5.08	PU	PU	PU	PU	PU	PU	PU
	4.42	--	1.900	48.26	6.35	--	--	P	--	P	P	--
	5.15	--	1.900	48.26	7.62	--	--	P	--	P	P	--
2.063”	3.24	--	2.063	52.40	3.96	PI	PI	PI	PI	PI	PI	--
2.063”	4.50	--	2.063	52.40	5.72	P	P	P	P	P	P	P
2 3/8”	4.00	--	2.375	60.33	4.24	PN	PN	PN	PN	PN	PN	--
	4.60	4.70	2.375	60.33	4.83	PNU	PNU	PNU	PNU	PNU	PNU	PNU
	5.80	5.95	2.375	60.33	6.45	--	--	PNU	PNU	PNU	PNU	PNU
	6.60	--	2.375	60.33	7.49	--	--	P	--	P	P	--
	7.35	7.45	2.375	60.33	8.53	--	--	PU	--	PU	PU	--
2 7/8”	6.40	6.50	2.875	73.03	5.51	PNU	PUN	PNU	PNU	PNU	PNU	PNU
	7.80	7.90	2.875	73.03	7.01	--	--	PNU	PNU	PNU	PNU	PNU
	8.60	8.70	2.875	73.03	7.82	--	--	PNU	PNU	PNU	PNU	PNU
	9.35	9.45	2.875	73.03	8.64	--	--	PU	--	PU	PU	--
	10.50	--	2.875	73.03	9.96	--	--	P	--	P	P	--
	11.50	--	2.875	73.03	11.18	--	--	P	--	P	P	--
3 1/2”	7.70	--	3.500	88.90	5.49	PN	PN	PN	PN	PN	PN	--
	9.20	9.30	3.500	88.90	6.45	PNU	PNU	PNU	PNU	PNU	PNU	PNU
	10.20	--	3.500	88.90	7.34	PN	PN	PN	PN	PN	PN	--
	12.70	12.95	3.500	88.90	9.52	--	--	PNU	PNU	PNU	PNU	PNU
	14.30	--	3.500	88.90	10.92	--	--	P	--	P	P	--
	15.50	--	3.500	88.90	12.09	--	--	P	--	P	P	--
	17.00	--	3.500	88.90	13.46	--	--	P	--	P	P	--
4”	9.50	--	4.000	101.60	5.74	PN	PN	PN	PN	PN	PN	PU
	--	11.00	4.000	101.60	6.65	PU	PU	PU	PU	PU	PU	PU
	13.20	--	4.000	101.60	8.38	--	--	P	--	P	P	--
	16.10	--	4.000	101.60	10.54	--	--	P	--	P	P	--
	18.90	--	4.000	101.60	12.70	--	--	P	--	P	P	--
	22.20	--	4.000	101.60	15.49	--	--	P	--	P	P	--
4 1/2”	12.60	12.75	4.500	114.30	6.88	PNU	PNU	PNU	PNU	PNU	PNU	--
	15.20	--	4.500	114.30	8.56	--	--	P	--	P	P	--
	17.00	--	4.500	114.30	9.65	--	--	P	--	P	P	--
	18.90	--	4.500	114.30	10.92	--	--	P	--	P	P	--
	21.50	--	4.500	114.30	12.70	--	--	P	--	P	P	--
	23.70	--	4.500	114.30	14.22	--	--	P	--	P	P	--
	26.10	--	4.500	114.30	16.00	--	--	P	--	P	P	--

Location : Rm1623,Unit 1,No.2 Building, I-City of the Greenwich, No.11 Tangyan South Road, High-Tech District, Xi'an City, Shaanxi Province,China , 710065 xi'an,
Contact : lily jing, 0086 29 85370919

lilyjing

3.2/5

Retail

Registered since 16 April 2015

Identification number of the company : 559366943

lilyjing

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