OCTG

Casing Pipe Tubing Pipe Sucker rod Tubing and Casing Coupling Pup Joint Drill Pipe Drill Collars Screen Pipe

Carbon steel Seamelss pipe

Seamless Steel Pipe Boiler Steel Pipe Seamles Line Pipe Honed Tube Hydraulic cylinder pipe U Tube Heat Exchanger Tube Low temperature pipe Seamless Precision Tubes Carbon Seamless Mechanical Tube

Carbon welded steel pipe

SSAW Carbon steel pipe LSAW Carbon Steel Pipe ERW Carbon Steel Pipe

Stainless Steel Products

Stainless Steel Coil Stainless Steel Rod/Bar Welded Stainless Steel Pipe Seamless stainless steel pipe

Anti-corrosion coated steel pipe

Ceramic-lined Pipe Rubber-lined Pipe Concrete Coated Pipe 2PE /3PE coated pipe FBE coated pipe Galvanized steel pipe

Alloy seamless steel pipe

Finned steel tube Aluminum steel pipe Titanium alloy pipe Hastelloy alloy pipe Nickel-Copper Alloy Pipe Nickel Alloy pipe Alloy Steel Pipe

Pipe Fitting

Reducer Bend Tee Cap Elbow Flange

Steel Hollow Section

Stainless Hollow Section Carbon Hollow Section

Steel Metal

Aluminum Steel Plate Carbon steel Plate Stainless Steel Plate

Steel Profile

Steel Sheet Pile Angle steel Channel Steel I-Beam H Section

Tubing Pipe

Product Type: API Tubing,EUE Seamless Tubing；NU Seamless Tubing；Premium Tubing

Outer Diameter (OD):48.26mm-114.30mm

Wall Thickness(WT):3.18mm-16mm

Length:R1, R2, R3

Standard: API 5CT J55,N80-1,V80-Q;L80-1;L80-9Cr;L80-13Cr;C90;C95;P110,Q125

Materials: H40, J55, K55, N80, L80, C90,T95 and P110

Thread type:NUE.EUE,BAM,Special clearance,VAN TOP,NEW VAM

Application:Oil Tubing is widely used for transporting crude oil and natural gas to surface after drilling, which also bears pressure from exploration.

Production technology:Plain pipe-end upsetting- Austenite treatment-Quenching-Tempering-straightening-(Non-Destructive Testing)- Threading-Thread inspection-coupling MPI-phosphating-Coupling make up-Drifting-Hydrostatic testing-Measuring&Weight-Marking&Stenciling-Coating-Packing Casing and tubing-Transportation

Send Email Inquiry

Introduction Specification Manufacturing Process Packing Inquiry

Introduction

Product Type: API Tubing,EUE Seamless Tubing；NU Seamless Tubing；Premium Tubing

Outer Diameter (OD):48.26mm-114.30mm

Wall Thickness(WT):3.18mm-16mm

Length:R1, R2, R3

Standard:API 5CT J55,N80-1,V80-Q;L80-1;L80-9Cr;L80-13Cr;C90;C95;P110,Q125

Materials: H40, J55, K55, N80, L80, C90,T95 and P110

Thread type:NUE.EUE,BAM,Special clearance,VAN TOP,NEW VAM

Application:Oil Tubing is widely used for transporting crude oil and natural gas to surface after drilling, which also bears pressure from exploration.

Specification

Specification

API 5CT Oil Tubing Dimension:
Label				OD (mm)	WT (mm)	Type of End-finish
Inch	NU T&C	EU T&C	IJ	OD (mm)	WT (mm)	H40	J55	L80	N80	C90	T95	P110
1.9	2.75	2.9	2.76	48.26	3.68	PNUI	PNUI	PNUI	PNUI	PNUI	PNUI	-
1.9	3.65	3.73	-	48.26	5.08	PU	PU	PU	PU	PU	PU	PU
1.9	4.42	-	-	48.26	6.35	-	-	P	-	P	P	-
2 3/8	4	-	-	60.32	4.24	PU	PN	PN	PN	PN	PN	-
2 3/8	4.6	4.7	-	60.32	4.83	PNU	PNU	PNU	PNU	PNU	PNU	PNU
2 3/8	5.8	5.95	-	60.32	6.45	-	-	PNU	PNU	PNU	PNU	PNU
2 3/8	6.6	-	-	60.32	7.49	-	-	P	-	P	P	-
2 3/8	7.35	7.45	-	60.32	8.53	-	-	PU	-	PU	PU	-
2 7/8	6.4	6.5	-	73.02	5.51	PNU	PNU	PNU	PNU	PNU	PNU	PNU
2 7/8	7.8	7.9	-	73.02	7.01	-	-	PNU	PNU	PNU	PNU	PNU
2 7/8	8.6	8.7	-	73.02	7.82	-	-	PNU	PNU	PNU	PNU	PNU
2 7/8	9.35	9.45	-	73.02	8.64	-	-	PU	-	PU	PU	-
2 7/8	10.5	-	-	73.02	9.96	-	-	P	-	P	P	-
3 1/2	7.7	-	-	88.9	5.49	PN	PN	PN	PN	PN	PN	-
3 1/2	9.2	9.3	-	88.9	6.45	PNU	PNU	PNU	PNU	PNU	PNU	PNU
3 1/2	10.2	-	-	88.9	7.34	PN	PN	PN	PN	PN	PN	-
3 1/2	12.7	12.95	-	88.9	9.52	-	-	PNU	PNU	PNU	PNU	PNU
3 1/2	14.3	-	-	88.9	10.92	-	-	P	-	P	P	-
3 1/2	15.5	-	-	88.9	12.09	-	-	P	-	P	P	-
4	9.5	-	-	101.6	5.74	PN	PN	PN	PN	PN	PN	-
4	10.7	11	-	101.6	6.65	PU	PU	PU	PU	PU	PU	-
4	13.2	-	-	101.6	8.38	-	-	P	-	P	P	-
4	16.1	-	-	101.6	10.54	-	-	P	-	P	P	-
4 1/2	12.6	12.75	-	114.3	6.88	PNU	PNU	PNU	PNU	PNU	PNU	-
4 1/2	15.2	-	-	114.3	8.56	-	-	P	-	P	P	-
P-Plain end; N-Non Upset;U-External upset;T&C-Threaded and coupled

Chemical Composition & Mechanical Properties

Mechanical Properties:
Grade	Type	Total elongation under load (%)	Yield strength (min)	Yield strength (max)	Tensile strength min Mpa	Hardness Max (HRC)	Hardness Max (HBW)
J55	-	0.5	379	552	517	-	-
K55	-	0.5	379	552	655	-	-
N80	1	0.5	552	758	689	-	-
N80	Q	0.5	552	758	689	-	-
L80	1	0.5	552	655	655	23	241
L80	9Cr	0.5	552	655	655	23	241
L80	13Cr	0.5	552	655	655	23	241
C90	-	0.5	621	724	689	25.4	255
C95	-	0.5	655	758	724	-	-
T95	-	0.5	655	758	724	25.4	255
P110	-	0.6	758	965	862	-	-
Q125	All	0.65	862	1034	931	-	-

Sizes

OD
D
mm

Weight

wt
t
mm

Type of end

NU kg/m

EU kg/m

IJ
kg/m

H40

J55

L80

N80

C90

T95

P110

4
4
4
4
4
4

9.50
10.70
13.20
16.10
18.90
22.20

–
11.00
–
–
–
–

–
–
–
–
–
–

101.60
101.60
101.60
101.60
101.60
101.60

14.14
–
19.64
23.96
28.13
33.04

–
16.37
–
–
–
–

–
–
–
–
–
–

5.74
6.65
8.38
10.54
12.70
15.49

PN
PU
–
–
–
–

PN
PU
P
P
P
P

PN
PU
–
–
–
–

PN
PU
P
P
P
P

–
–
–
–
–
–

4-1/2
4-1/2

12.60
15.20

12.75
–

–
–

114.30
114.30

18.75
22.62

18.97
–

–
–

6.88
8.56

PNU
–

PNU
P

PNU
–

PNU
P

–
–

4-1/2
4-1/2
4-1/2
4-1/2
4-1/2

17.00
18.90
21.50
23.70
26.10

–
–
–
–
–

114.30
114.30
114.30
114.30
114.30

25.30
28.13
32.00
35.27
38.84

–
–
–
–
–

9.65
10.92
12.70
14.22
16.00

–
–
–
–
–

P
P
P
P
P

–
–
–
–
–

P
P
P
P
P

–
–
–
–
–

P——Plain end;N—Non-upset threaded and coupled;U—External upset threaded and coupled;I—insert joint.

Note: other premium connection shall be provided as per customer requirements.

Manufacturing Process

Packing

If you have any inquiries and questions, please contact CONTINENTAL STEEL CO.,LTD. at any time. Thanks in advance. Welcome!

Send Inquiry

OCTG

Carbon steel Seamelss pipe

Carbon welded steel pipe

Stainless Steel Products

Anti-corrosion coated steel pipe

Alloy seamless steel pipe

Pipe Fitting

Steel Hollow Section

Steel Metal

Steel Profile

Tubing Pipe

Introduction

Specification

Specification

Chemical Composition & Mechanical Properties

Manufacturing Process

Packing

Get a Quote

Quick Link

Products

Contact Us