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H40 Oil pipes
Oil pipes are seamless, long steel products primarily used in oil drilling and oil and gas transportation. Their production accounts for over 40% of the total steel consumption in the petroleum industry. Core categories include well pipes (casing, tubing, drill pipe) conforming to standards such as API SPEC 5CT, as well as pipelines used for surface transportation.
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Product Parameters

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
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49.5101.614.145.74PNPNPNPNPNPN
410.711101.616.376.65PUPUPUPUPUPU
413.2101.619.648.38PPP
416.1101.623.9610.54PPP
418.9101.628.1312.7PPP
422.2101.633.0415.49PPP
2004/1/212.612.75114.318.7518.976.88PNUPNUPNUPNUPNUPNU
2004/1/215.2114.322.628.56PPP
2004/1/217114.325.39.65PPP
2004/1/218.9114.328.1310.92PPP
2004/1/221.5114.33212.7PPP
2004/1/223.7114.335.2714.22PPP
2004/1/226.1114.338.8416PPP
P——Plain end;N—Non-upset threaded and coupled;U—External upset threaded and coupled;I—insert joint.


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FAQ

Q: Are you a factory or a trading company?
A:We are manufacturer and trader. You are welcome to visit our factory.

Q: Can you guarantee the quality of your products?
A: We always insist on the best quality. We conduct 2 quality inspections one by one. Our mission: to be a world-class professional, reliable and excellent steel supplier.

Q: Do you provide samples? ls it free or 2 extra?
A: Samples can be provided to customers for free, but the freight is borne by the customer. The sample freight will be returned to the customer after our cooperation.

Q: What's your minimum order quantity?
A: We welcome you to try the MOQ 25T, loaded into 1*20GP. Largequantity can reduce your cost.

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