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Product Description:
API standard couplingshall be machined from the coupling blank,and made from the coupling material ,coupling stocks or hot forging.
Standard size:
Standard: API 5CT, API 5B
Steel Grade: J55, K55, L80, N80, C90, C95, T95, P110.
Tubing size: 1.315"-4 1/2"
End finish: Plain end; Non-upset threaded and coupled; External upset threaded and coupled.
Thread: Short round thread; Long round tread; Buttress thread
Application: Tubing is used to extracting petroleum and natural gas from a well.
Item |
Outer Diameter |
Wall Thickness |
Length |
Rang 1 |
Rang 2 |
Rang 3 |
||
D |
D>=114.3 |
Tubing |
6.10~7.32 |
8.53~9.57 |
||||
Tolerance |
±0.79 |
-0.5%,+1% |
+/-12.50% |
Casing |
4.88~7.62 |
7.62~10.36 |
10.36~14.63 |
|
Grade |
Chemical Compositions (%) |
||||||||||
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
Mo |
V |
Als |
|
J55,K55 |
0.34~0.39 |
0.20~0.35 |
1.25~1.5 |
≤0.02 |
≤0.015 |
≤0.15 |
≤0.20 |
≤0.20 |
≤0.020 |
||
N80 |
0.34~0.38 |
0.20~0.35 |
1.45~1.7 |
≤0.02 |
≤0.015 |
≤0.15 |
0.11~0.16 |
≤0.020 |
|||
L80 |
0.15~0.22 |
≤1.00 |
0.25~1.0 |
≤0.02 |
≤0.010 |
12.0~14.0 |
≤0.20 |
≤0.20 |
≤0.020 |
||
P110 |
0.26~0.35 |
0.17~0.37 |
0.40~0.7 |
≤0.02 |
≤0.010 |
0.80~1.10 |
≤0.20 |
≤0.20 |
0.15~0.25 |
≤0.08 |
≤0.020 |
Mechanical Properties | |||||
Standard |
Grade |
Tensile Strength(Mpa) |
Yield Strength(Mpa) |
Elongation (%) |
Hardness |
API SPEC 5CT |
J55 |
≥517 |
379~552 |
Check The Table |
|
K55 |
≥517 |
≥655 |
|||
N80 |
≥689 |
552~758 |
|||
L80 |
≥655 |
552~655 |
≤241HB |
||
P110 |
≥862 |
758~965 |
|||
Package&Delivery
Package |
Standard Steel Frame |
Delivery |
Within 15 Working Days |
Shippment |
EXW,CFR,CIF By Air, By Sea |
Our Services/Warranty
As a professional manufacturer, we provide follow services:
1.Lower price
2.ONE year warranty and life time maintenance
3.In time delivery.
4.High Quality assurance..
Contact:Bonnie Xu
Email:BonneXu@dlpoctg.com
WeChat:13602055205
Skype:BonnieXu22
Tel:+86-13602055205
Send Inquiry to This Supplier
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