Gold Member Since 2009
Audited Supplier
Shanghai Vastar International Co., Ltd.

Casing Pipe China, Tubing China, Petroleum Casing Pipe China manufacturer / supplier in China, offering Tubing and Casing as per API 5CT, Threaded Flange, Instumentation Tube Fitting and so on.

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Supplier Homepage Product Carbon Steel Seamless Pipe Tubing and Casing as per API 5CT

Tubing and Casing as per API 5CT

FOB Price: US $650-1,000 / Ton
Min. Order: 5 Tons
Min. Order FOB Price
5 Tons US $650-1,000/ Ton
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Production Capacity: 200, 000 MT/year
Transport Package: By bundle.
Payment Terms: L/C, T/T

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Basic Info
  • Type: Seamless
  • Surface Treatment: Painted
  • Origin: China
  • Technique: Hot Rolled or ERW
  • Section Shape: Round
Product Description
Standard: API 5CT, API 5B
Steel Grade: J55, K55, L80, N80, C90, C95, T95, P110.
Tubing size: 1.9"-4 1/2"
Casing size: 4 1/2"-13 7/8"
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. Casing serves as walls of a well.
Size Tolerance
Size DesignationWeight DesignationOutside DiameterWall ThicknessType of end finish 
Grade 
inmminmmJ55 K55L80-1N80C90C95T95P110M65 
 
4 1/2"9.504.500114.300.2055.21PS------- 
10.504.500114.300.2245.69PSB------- 
11.604.500114.300.2506.35PSLBPLBPLBPLBPLBPLBPLBPLB 
13.504.500114.300.2907.37-PLBPLBPLBPLBPLBPLBPLB 
15.104.500114.300.3378.56------PLB- 
5"11.505.000127.000.2205.59PS------- 
13.005.000127.000.2537.52PSLB------- 
15.005.000127.000.2969.19PSLBPLBPLBPLBPLBPLBPLBPLB 
18.005.000127.000.3629.19-PLBPLBPLBPLBPLBPLBPLB 
21.405.000127.000.43711.10-PLBPLBPLBPLBPLBPLBPLB 
23.205.000127.000.47812.14-PLBPLBPLBPLBPLBPLBPLB 
24.105.000127.000.50012.70-PLBPLBPLBPLBPLBPLBPLB 
5 1/2"14.005.500139.700.2446.20PS------- 
15.505.500139.700.2756.98PSLB------- 
17.005.500139.700.3047.72PSLBPLBPLBPLBPLBPLBPLBPLB 
20.005.500139.700.3619.17-PLBPLBPLBPLBPLBPLBPLB 
23.005.500139.700.41510.54-PLBPLBPLBPLBPLBPLBPLB 
26.805.500139.700.50012.70---P-PPP 
29.705.500139.700.56214.27---P-PPP 
32.605.500139.700.62515.88---P-PPP 
35.305.500139.700.68717.45---P-PPP 
38.005.500139.700.75019.05---P-PPP 
40.505.500139.700.81220.62---P-PPP 
43.105.500139.700.87522.22---P-PPP 
6 5/8"20.006.625168.280.2887.32PSLB------- 
24.006.625168.280.3528.94PSLBPLBPLBPLBPLBPLBPLBPLB 
28.006.625168.280.41710.59-PLBPLBPLBPLBPLBPLBPLB 
32.006.625168.280.47512.06-PLBPLBPLBPLBPLBPLBPLB 
5"20.007.000177.800.2726.91PS------PS 
23.007.000177.800.3178.05PSLBPLBPLBPLBPLB--PLB 
26.007.000177.800.3629.19-PLBPLBPLBPLBPLBPLBPLB 
29.007.000177.800.40810.36-PLBPLBPLBPLBPLBPLBPLB 
32.007.000177.800.45311.51-PLBPLBPLBPLBPLBPLBPLB 
35.007.000177.800.49812.65-PLBPLBPLBPLBPLBPLBPLB 
38.007.000177.800.54013.72-PLBPLBPLBPLBPLBPLBPLB 
7 5/8"26.407.625193.680.3288.33PSLBPLBPLBPLBPLBPLBPLB- 
29.707.625193.680.3759.52-PLBPLBPLBPLBPLBPLBPLB 
33.707.625193.680.43010.92-PLBPLBPLBPLBPLBPLBPLB 
39.007.625193.680.50012.70-PLBPLBPLBPLBPLBPLBPLB 
42.807.625193.680.56214.27-PLBPLBPLBPLBPLBPLBPLB 
45.307.625193.680.59515.11-PLBPLBPLBPLBPLBPLBPLB 
47.107.625193.680.62515.88-PLBPLBPLBPLBPLBPLBPLB 
8 5/8"24.008.625219.080.6246.71PS------- 
28.008.625219.080.3047.72-------- 
32.008.625219.080.3528.94PSLB------- 
36.008.625219.080.40010.16PSLBPLBPLBPLBPLBPLBPLB- 
40.008.625219.080.45011.43-PLBPLBPLBPLBPLBPLBPLB 
44.008.625219.080.50012.70-PLBPLBPLBPLBPLBPLBPLB 
49.008.625219.080.55714.15-PLBPLBPLBPLBPLBPLBPLB 
Note: P-Plain end; S-Short round thread; L-Long round tread; B-Buttress thread.
 
Tolerance on dimension
ItemOuter DiameterWall Thickness LengthRang 1Rang 2Rang 3
D<114.3D>=114.3 Tubing6.10~7.328.53~9.57 
Tolerance±0.79-0.5%,+1%+/-12.50%    Casing4.88~7.627.62~10.3610.36~14.63
 
Chemical Composition:
GradeChemical Compositions (%)
CSiMnPSCrNiCuMoVAls
J55,K550.34~0.390.20~0.351.25~1.5≤0.02≤0.015≤0.15≤0.20≤0.20  ≤0.020
N800.34~0.380.20~0.351.45~1.7≤0.02≤0.015≤0.15   0.11~0.16≤0.020
L800.15~0.22≤1.000.25~1.0≤0.02≤0.01012.0~14.0≤0.20≤0.20  ≤0.020
P1100.26~0.350.17~0.370.40~0.7≤0.02≤0.0100.80~1.10≤0.20≤0.200.15~0.25≤0.08≤0.020
 
Mechanical properties:
StandardGradeTensile strength(Mpa)Yield strength(Mpa)Elongation (%)Hardness
API SPEC 5CTJ55≥517379~552Check the table 
K55≥517≥655 
N80≥689552~758 
L80≥655552~655≤241HB
P110≥862758~965 

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