Api 5ct grade j55 k55 n80 l80 c90 p110 raw seamless carbon steel pipes are used to produce api 5ct steel casing pipes.If you need raw seamless steel pipes without couplings and threads to produce 4 1/2’’ casing,5’’ casing,5 1/2’’ casing,6 5/8’’ casing,7’’ casing,7 5/8’’ casing,7 3/4’’ casing,8 5/8’’ casing,9 5/8’’ casing,10 3/4’’ casing,11 3/4’’ casing,13 3/8’’ casing and 16’’ casing with common types of threads such as BTC,STC,LC and special types of threads like BT-1,BT-2 and BT-3,just contact us.
Specification
Standard | API 5CT latest edition |
Steel Grade/Material | H40/J55/K55/L80/N80-1/N80Q/L80-13Cr/R95/C90/T95/C110/P110/Q125 |
Outer Diameter(OD) | 4 1/2”-20”(114.3mm-508mm) |
Wall Thickness(WT) | 9.5LB/ft-133LB/ft(5.21mm-16.13mm) |
Length | R1/R2/R3 |
Packing | Bundling |
Type of thread | None threads |
Section Shape | Round |
Technique | Seamless hot rolled |
Application | Oil and Gas field |
Place of Origin | China |
MOQ | 1 ton |
Transportation | 1.Sea port:Tianjin Xingang port,Qingdao port,Shanghai Luojing port →America,Europe,Africa,Middle East,India, Pakistan,Japan,Korea, Australia…(shipping) 2.Land port:Alataw pass port(Пограничный пункт “Алашанькоу”) |
API 5CT raw seamless carbon steel pipe details | ||||
SIZE | Theoretical weight | OD | Theoretical weight | WT |
Inch | Lb/Ft | mm | kg/m | mm |
4 1/2 | 9.5 | 114.3 | 14.38 | 5.21 |
4 1/2 | 10.5 | 114.3 | 15.73 | 5.69 |
4 1/2 | 11.6 | 114.3 | 17.38 | 6.35 |
4 1/2 | 13.5 | 114.3 | 19.87 | 7.37 |
4 1/2 | 15.1 | 114.3 | 22.69 | 8.56 |
5 | 11.5 | 127 | 17.19 | 5.59 |
5 | 13 | 127 | 19.69 | 6.43 |
5 | 15 | 127 | 22.69 | 7.52 |
5 | 18 | 127 | 27.19 | 9.19 |
5 | 21.4 | 127 | 32.13 | 11.1 |
5 | 23.2 | 127 | 34.76 | 12.14 |
5 | 24.1 | 127 | 36.15 | 12.7 |
5 1/2 | 14 | 139.7 | 20.91 | 6.2 |
5 1/2 | 15.5 | 139.7 | 23.48 | 6.98 |
5 1/2 | 17 | 139.7 | 25.72 | 7.72 |
5 1/2 | 20 | 139.7 | 30.05 | 9.17 |
5 1/2 | 23 | 139.7 | 34.05 | 10.54 |
5 1/2 | 26.8 | 139.7 | 40.15 | 12.7 |
5 1/2 | 29.7 | 139.7 | 44.47 | 14.27 |
5 1/2 | 32.6 | 139.7 | 48.74 | 15.88 |
5 1/2 | 35.3 | 139.7 | 52.8 | 17.45 |
5 1/2 | 38 | 139.7 | 56.82 | 19.05 |
5 1/2 | 40.5 | 139.7 | 60.64 | 20.62 |
5 1/2 | 43.1 | 139.7 | 64.41 | 22.22 |
6 5/8 | 20 | 168.28 | 29.76 | 7.32 |
6 5/8 | 24 | 168.28 | 35.72 | 8.94 |
6 5/8 | 28 | 168.28 | 41.67 | 10.59 |
6 5/8 | 32 | 168.28 | 47.62 | 12.06 |
7 | 17 | 177.8 | 25.6 | 5.87 |
7 | 20 | 177.8 | 29.91 | 6.91 |
7 | 23 | 177.8 | 34.67 | 8.05 |
7 | 26 | 177.8 | 39.14 | 9.19 |
7 | 29 | 177.8 | 43.6 | 10.36 |
7 | 32 | 177.8 | 47.92 | 11.51 |
7 | 35 | 177.8 | 52.09 | 12.65 |
7 | 38 | 177.8 | 56.1 | 13.72 |
7 | 42.7 | 177.8 | 63.84 | 15.88 |
7 | 46.4 | 177.8 | 69.35 | 17.45 |
7 | 50.1 | 177.8 | 74.85 | 19.05 |
7 | 53.6 | 177.8 | 80.21 | 20.62 |
7 | 57.1 | 177.8 | 85.42 | 22.22 |
7 5/8 | 24 | 193.68 | 35.72 | 7.62 |
7 5/8 | 26.4 | 193.68 | 39.29 | 8.33 |
7 5/8 | 29.7 | 193.68 | 44.2 | 9.52 |
7 5/8 | 33.7 | 193.68 | 50.15 | 10.92 |
7 5/8 | 39 | 193.68 | 58.04 | 12.7 |
7 5/8 | 42.8 | 193.68 | 63.69 | 14.27 |
7 5/8 | 45.3 | 193.68 | 67.41 | 15.11 |
7 5/8 | 47.1 | 193.68 | 70.09 | 15.88 |
7 5/8 | 51.2 | 193.68 | 76.19 | 17.45 |
7 5/8 | 55.3 | 193.68 | 82.3 | 19.05 |
7 3/4 | 46.1 | 196.85 | 68.6 | 15.11 |
8 5/8 | 24 | 219.08 | 35.72 | 6.71 |
8 5/8 | 28 | 219.08 | 41.67 | 7.72 |
8 5/8 | 32 | 219.08 | 47.62 | 8.94 |
8 5/8 | 36 | 219.08 | 53.57 | 10.16 |
8 5/8 | 40 | 219.08 | 59.53 | 11.43 |
8 5/8 | 44 | 219.08 | 65.48 | 12.7 |
8 5/8 | 49 | 219.08 | 72.92 | 14.15 |
9 5/8 | 32 | 244.48 | 48.07 | 7.92 |
9 5/8 | 36 | 244.48 | 53.57 | 8.94 |
9 5/8 | 40 | 244.48 | 59.53 | 10.03 |
9 5/8 | 43.5 | 244.48 | 64.73 | 11.05 |
9 5/8 | 47 | 244.48 | 69.94 | 11.99 |
9 5/8 | 53.5 | 244.48 | 79.62 | 13.84 |
9 5/8 | 58.4 | 244.48 | 86.91 | 15.11 |
9 5/8 | 59.4 | 244.48 | 88.4 | 15.47 |
9 5/8 | 64.9 | 244.48 | 96.58 | 17.07 |
9 5/8 | 70.3 | 244.48 | 104.62 | 18.64 |
9 5/8 | 75.6 | 244.48 | 112.5 | 20.24 |
10 3/4 | 32.75 | 273.05 | 48.74 | 7.09 |
10 3/4 | 40.5 | 273.05 | 60.27 | 8.89 |
10 3/4 | 45.5 | 273.05 | 67.71 | 10.16 |
10 3/4 | 51 | 273.05 | 75.9 | 11.43 |
10 3/4 | 55.5 | 273.05 | 82.59 | 12.57 |
10 3/4 | 60.7 | 273.05 | 90.33 | 13.84 |
10 3/4 | 65.7 | 273.05 | 97.77 | 15.11 |
10 3/4 | 73.2 | 273.05 | 108.93 | 17.07 |
10 3/4 | 79.2 | 273.05 | 117.86 | 18.64 |
10 3/4 | 85.3 | 273.05 | 126.94 | 20.24 |
11 3/4 | 42 | 298.45 | 62.5 | 8.46 |
11 3/4 | 47 | 298.45 | 69.94 | 9.53 |
11 3/4 | 54 | 298.45 | 80.36 | 11.05 |
11 3/4 | 60 | 298.45 | 89.29 | 12.42 |
11 3/4 | 65 | 298.45 | 96.73 | 13.56 |
11 3/4 | 71 | 298.45 | 105.66 | 14.78 |
13 3/8 | 48 | 339.72 | 71.43 | 8.38 |
13 3/8 | 54.5 | 339.72 | 81.1 | 9.65 |
13 3/8 | 61 | 339.72 | 90.78 | 10.92 |
13 3/8 | 68 | 339.72 | 101.19 | 12.19 |
13 3/8 | 72 | 339.72 | 107.15 | 13.06 |
16 | 65 | 406.4 | 96.73 | 9.53 |
16 | 75 | 406.4 | 111.61 | 11.13 |
16 | 84 | 406.4 | 125.01 | 12.57 |
16 | 109 | 406.4 | 162.21 | 16.66 |
18 5/8 | 87.5 | 473.08 | 130.21 | 11.05 |
20 | 94 | 508 | 139.89 | 11.13 |
20 | 106.5 | 508 | 158.49 | 12.7 |
20 | 133 | 508 | 197.93 | 16.13 |
Chemical Composition(%) | |||||||||
Grade | C | Mn | Mo | Cr | Ni | Cu | P | S | Si |
H40 | ≤0.03 | ≤0.03 | — | ||||||
J55/K55 | ≤0.03 | ≤0.03 | — | ||||||
N80-1/N80Q | ≤0.03 | ≤0.03 | — | ||||||
R95 | ≤0.45ᶜ | ≤1.9 | ≤0.03 | ≤0.03 | — | ||||
L80 | ≤0.43ᵃ | ≤1.9 | ≤0.03 | ≤0.03 | — | ||||
L80-1 | ≤0.15 | 0.30~0.60 | 0.90~1.10 | 8.00~10.0 | — | — | ≤0.03 | ≤0.03 | ≤0.45 |
L80-13Cr | 0.15~0.22 | 0.25~1.00 | 12.0~14.0 | ≤0.25 | ≤0.35 | ≤0.03 | ≤0.03 | ≤0.45 | |
C90 | ≤0.35 | ≤1.20 | 0.25ᵇ~0.85 | ≤1.50 | ≤0.5 | ≤0.25 | ≤0.02 | ≤0.01 | ≤1 |
T95 | ≤0.35 | ≤1.20 | 0.25ᵇ~0.85 | 0.40~1.50 | ≤0.5 | ≤0.25 | ≤0.02 | ≤0.01 | ≤1 |
C110 | ≤0.35 | ≤1.20 | 0.25~1.00 | 0.40~0.15 | ≤0.99 | — | ≤0.02 | ≤0.01 | — |
P110 | ≤0.99 | — | ≤0.02 | ≤0.01 | — | ||||
Q125 | ≤0.35 | 1.35 | ≤0.85 | ≤1.50 | ≤0.99 | — | ≤0.02 | ≤0.005 | — |
Mechanical properties | |||||
Grade | Total elongation under load(%) | Yield strength(Mpa) | Tensile strength(Mpa) | Hardness (HRC) | Hardness (HBW) |
H40 | 0.5 | 276~552 | 414 | — | — |
J55 | 0.5 | 379~552 | 517 | — | — |
K55 | 0.5 | 379~552 | 655 | — | — |
N80-1/N80Q | 0.5/0.5 | 552~758 | 689 | — | — |
R95 | 0.5 | 655 | 724 | — | — |
L80 | 0.5 | 552 | 655 | 23 | 241 |
L80-1/L80-9Cr | 0.5 | 552 | 655 | 23 | 241 |
L80-13Cr | 0.5 | 552 | 655 | 23 | 241 |
C90 | 0.5 | 621 | 689 | 25.4 | 255 |
T95 | 0.5 | 655 | 724 | 25.4 | 255 |
C110 | 0.7 | 758 | 793 | 30 | 286 |
P110 | 0.6 | 758 | 862 | — | — |
Q125 | 0.65 | 862 | 931 | — | — |