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  • Tubing Pipe
  • Tubing Pipe
  • Tubing Pipe

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Tubing Pipe

We strictly in accordance with the ISO 9001 quality management system for on-site management, has obtained ISO 9001, ISO 14001, ISO 45001, CE, AAA-level credit rating certification, etc. Our products have been inspected and approved by SGS, BV, MOODY, TUBOSCOPE and other international authoritative third-party organizations 
1.Raw material inspection: dimension and tolerance check, appearance quality check, mechanical properties testing, weight check and raw materials quality assurance certificate check
2.Semi-finished goods inspection: physical and chemical inspection, leakage magnetism and ultrasonic inspection
3.Finished goods inspection: dimension and tolerance, appearance quality check and mechanical properties testing
4.Inspection before ex-factory: We arrange our QC staff to manufacture’s plant for final quality and packing inspection each time before we deliver goods to port for shipping, and the connected sales staff will be with QC staff to make sure we did everything fully and strictly meet our customers’ requirements.

Contact Us
WhatsApp：+86 15563540881
Email：bhkerry@cnbhgt.com
◉ Product Description
◉ Product Show
◉ Packaging And Shipping
◉ Application

◉ Product Description

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


API 5CT Oil Tubing Dimension:
LabelOD (mm)WT (mm)Type of End-finish
InchNU T&CEU T&CIJH40J55L80N80C90T95P110
1.92.752.92.7648.263.68PNUIPNUIPNUIPNUIPNUIPNUI-
1.93.653.73-48.265.08PUPUPUPUPUPUPU
1.94.42--48.266.35--P-PP-
2 3/84--60.324.24PUPNPNPNPNPN-
2 3/84.64.7-60.324.83PNUPNUPNUPNUPNUPNUPNU
2 3/85.85.95-60.326.45--PNUPNUPNUPNUPNU
2 3/86.6--60.327.49--P-PP-
2 3/87.357.45-60.328.53--PU-PUPU-
2 7/86.46.5-73.025.51PNUPNUPNUPNUPNUPNUPNU
2 7/87.87.9-73.027.01--PNUPNUPNUPNUPNU
2 7/88.68.7-73.027.82--PNUPNUPNUPNUPNU
2 7/89.359.45-73.028.64--PU-PUPU-
2 7/810.5--73.029.96--P-PP-
3 1/27.7--88.95.49PNPNPNPNPNPN-
3 1/29.29.3-88.96.45PNUPNUPNUPNUPNUPNUPNU
3 1/210.2--88.97.34PNPNPNPNPNPN-
3 1/212.712.95-88.99.52--PNUPNUPNUPNUPNU
3 1/214.3--88.910.92--P-PP-
3 1/215.5--88.912.09--P-PP-
49.5--101.65.74PNPNPNPNPNPN-
410.711-101.66.65PUPUPUPUPUPU-
413.2--101.68.38--P-PP-
416.1--101.610.54--P-PP-
4 1/212.612.75-114.36.88PNUPNUPNUPNUPNUPNU-
4 1/215.2--114.38.56--P-PP-
P-Plain end; N-Non Upset;U-External upset;T&C-Threaded and coupled
Chemical Composition & Mechanical Properties






Mechanical Properties:
GradeTypeTotal elongation under load (%)Yield strength (min)Yield strength (max)Tensile strength min MpaHardness Max (HRC)Hardness Max (HBW)
J55-0.5379552517--
K55-0.5379552655--
N8010.5552758689--
N80Q0.5552758689--
L8010.555265565523241
L809Cr0.555265565523241
L8013Cr0.555265565523241
C90-0.562172468925.4255
C95-0.5655758724--
T95-0.565575872425.4255
P110-0.6758965862--
Q125All0.658621034931--
SizesODWeightwtType of end
12DNU kg/mEU kg/mIJt
NUEUIJmmkg/mmm



H40J55L80N80C90T95P110
12345678910111213141516
















49.5––101.614.14––5.74PNPNPNPNPNPN–
410.711–101.6–16.37–6.65PUPUPUPUPUPU–
413.2––101.619.64––8.38––P–PP–
416.1––101.623.96––10.54––P–PP–
418.9––101.628.13––12.7––P–PP–
422.2––101.633.04––15.49––P–PP–
2004/1/212.612.75–114.318.7518.97–6.88PNUPNUPNUPNUPNUPNU–
2004/1/215.2––114.322.62––8.56––P–PP–
2004/1/217––114.325.3––9.65––P–PP–
2004/1/218.9––114.328.13––10.92––P–PP–
2004/1/221.5––114.332––12.7––P–PP–
2004/1/223.7––114.335.27––14.22––P–PP–
2004/1/226.1––114.338.84––16––P–PP–
P——Plain end;N—Non-upset threaded and coupled;U—External upset threaded and coupled;I—insert joint.


◉ Product Show

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◉ Packaging And Shipping

◉ Application

下载 - 2024-08-31T103806.847.jpg

◉ FAQ

Q: Are You Manufacture or Trade Company?
A: We are the professional manufacturer of pipeline products located in Tianjin，China. Welcome to contact us and visit our factory before you place orders.
Q: How do you guarantee the quality?
A: We can send free samples to you, we can accept third-party testing.
We also have test certificate, every batch goods will be testing before shipment, and the testing report will delivery to you with your goods.
Q: Can I get free samples?
A: Of course you can. We can produce according to your samples or technical drawings. Contact us by whatsapp or email to get free samples and you will get the sample after 3-7 working days.
Q: What is the MOQ? 
A: If you are scheduling to place a small quantity order or trial order, feel free to contact us, we can meet your requirements.
Q: Can you OEM or ODM?
A: Yes, we have a strong developing team. The products can be made according to your request

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