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Casing Steel Pipe
Product categories:Seamless Steel Pipe
Product display:API 5CT Casing Pipe,Seamless Steel Tube,seamless casing pipe
Product description:API 5CT Oil Tube, Casing Pipe, Seamless Casing Pipe, Water Well Casing Pipe, Seamless Steel Tube
Product details
Product Description
API 5CT Oil Tube, Casing, Oil Well Pipe, Seamless Steel Tube, Structural Seamless Steel Tube
Mechanical Property
Standard | Steel Grade | Tensile Strength(MPa) | Yield Strength(MPa) | Elongation(%) | Hardness |
API SPEC 5CT | J55 | ≥517 | 379~552 | Refer to the table | |
K55 | ≥517 | ≥655 | |||
N80 | ≥689 | 552~758 | |||
L80(13Cr) | ≥655 | 552~655 | ≤241HB | ||
P110 | ≥862 | 758~965 |
Chemical Component
Standard | Steel Grade | Chemical Component(%) | ||||||||||
C | Si | Mn | P | S | Cr | Ni | Cu | Mo | V | Als | ||
API SPEC 5CT | J55K55 (37Mn5) | 0.34~0.39 | 0.20~0.35 | 1.25~1.50 | ≤0.020 | ≤0.015 | ≤0.15 | ≤0.20 | ≤0.20 | / | / | ≤0.020 |
N80 (36 Mn2V) | 0.34~0.38 | 0.20~0.35 | 1.45~1.70 | ≤0.020 | ≤0.015 | ≤0.15 | / | / | / | 0.11~0.16 | ≤0.020 | |
L80(13Cr) | 0.15~0.22 | ≤1.00 | 0.25~1.00 | ≤0.020 | ≤0.010 | 12.0~14.0 | ≤0.20 | ≤0.20 | / | / | ≤0.020 | |
P110 (30CrMo) | 0.26~0.35 | 0.17~0.37 | 0.40~0.70 | ≤0.020 | ≤0.010 | 0.80~1.10 | ≤0.20 | ≤0.20 | 0.15~0.25 | ≤0.08 | ≤0.020 |
Size Range
Dimensional Deviation | ||
Item | Allowable Deviation | |
Outside Diameter | Tube Body | D≤101.60mm±0.79mm |
D≥114.30mm +1.0% | ||
-0.5% | ||
Wall Thickness | -12.5% | |
Weight | Single Tube | +6.5% |
+3.5% | ||
Capacity of Carriage | -1.75 |
Length Range
Length | |||
Item | Range 1 | Range 2 | Range 3 |
Oil Tube | 6.10-7.32m | 8.53-9.75m | - |
Casing Tube | 4.88-7.62m | 7.62-10.36m | 10.36-14.63m |
Description:
Oil Tube
Standard API SPEC 5CT、API SPEC 5B、ISO 11960
Purpose used in oil well to extract oil or gas.
Specification of Oil Tube
Size Code | Weight Code | Outside Diameter | Wall Thickness | End Processing Type | ||||||||
Steel Grade | ||||||||||||
Non-upset | Upset | in | mm | in | mm | J55 | L80-1 | N80 | C90 | T95 | P110 | |
1.900" | 2.40 | - | 1.900 | 48.26 | 0.125 | 3.18 | PI | - | - | - | - | - |
2.75 | 2.90 | 1.900 | 48.26 | 0.145 | 3.68 | PNUI | PNUI | PNUI | PNUI | PNUI | - | |
3.65 | - | 1.900 | 48.26 | 0.200 | 5.08 | PU | PU | PU | PU | PU | PU | |
2 3/8" | 4.00 | - | 2.375 | 60.32 | 0.167 | 4.24 | PN | PN | PN | PN | PN | - |
4.00 | 4.70 | 2.375 | 60.32 | 0.190 | 4.83 | PNU | PNU | PNU | PNU | PNU | - | |
5.80 | 5.95 | 2.375 | 60.32 | 0.254 | 6.45 | - | PNU | PNU | PNU | PNU | PNU | |
6.60 | - | 2.375 | 60.32 | 0.259 | 7.49 | - | P | - | P | P | PNU | |
7.35 | 7.45 | 2.375 | 60.32 | 0.336 | 8.53 | - | PU | - | PU | PU | - | |
2 7/8" | 6.40 | 6.50 | 2.875 | 73.02 | 0.217 | 5.51 | PNU | PNU | PNU | PNU | PNU | - |
7.80 | 7.90 | 2.875 | 73.02 | 0.276 | 7.01 | - | PNU | PNU | PNU | PNU | PNU | |
8.60 | 8.70 | 2.875 | 73.02 | 0.308 | 7.82 | - | PNU | PNU | PNU | PNU | PNU | |
9.35 | 9.45 | 2.875 | 73.02 | 0.340 | 8.64 | - | PU | - | PU | PU | PNU | |
10.50 | - | 2.875 | 73.02 | 0.392 | 9.96 | - | P | - | P | P | - | |
11.50 | - | 2.875 | 73.02 | 0.440 | 11.18 | - | P | - | P | P | - | |
3 1/2" | 7.70 | - | 3.500 | 88.90 | 0.216 | 5.49 | PN | PN | PN | PN | PN | - |
9.20 | 9.30 | 3.500 | 88.90 | 0.254 | 6.54 | PNU | PNU | PNU | PNU | PNU | - | |
10.20 | - | 3.500 | 88.90 | 0.289 | 7.34 | PN | PN | PN | PN | PN | PNU | |
12.70 | 12.95 | 3.500 | 88.90 | 0.375 | 9.52 | - | PNU | PNU | PNU | PNU | - | |
14.30 | - | 3.500 | 88.90 | 0.430 | 10.92 | - | P | - | P | P | PNU | |
15.50 | - | 3.500 | 88.90 | 0.476 | 12.00 | - | P | - | P | P | - | |
17.00 | - | 3.500 | 88.90 | 0.530 | 13.46 | - | P | - | P | P | - | |
4" | 9.50 | - | 4.000 | 101.60 | 0.226 | 5.74 | PN | PN | PN | PN | PN | - |
10.70 | 11.00 | 4.000 | 101.60 | 0.262 | 6.65 | PU | PU | PU | PU | PU | - | |
4 1/2" | 12.60 | 12.75 | 4.500 | 114.30 | 0.271 | 6.88 | PNU | PNU | PNU | PNU | PNU | - |
15.20 | - | 4.500 | 114.30 | 0.337 | 8.56 | - | P | - | P | P | - | |
17.00 | - | 4.500 | 114.30 | 0.380 | 9.65 | - | P | - | P | P | - | |
18.90 | - | 4.500 | 114.30 | 0.430 | 10.92 | - | P | - | P | P | - | |
21.50 | - | 4.500 | 114.30 | 0.500 | 12.70 | - | P | - | P | P | - | |
23.70 | - | 4.500 | 114.30 | 0.560 | 14.22 | P | P | P | - | |||
26.10 | - | 4.500 | 114.30 | 0.630 | 16.00 | - | P | - | P | P | - |
Note: P—flat end; N—non-upset; U—upset; T&C--threading with collar; I-- integral connector
Description: Oil Casing
Standard: API SPEC 5CT、API SPEC 5B、ISO 11960
Specification of Casing Pipe
Size Code | Weight Code | Outside Diameter | Wall Thickness | End Processing Form | |||||||||
Steel Grade | |||||||||||||
in | mm | in | mm | J55 K55 | L80-1 | N80 | C90 | C95 | T95 | P110 | M65 | ||
4 1/2" | 9.50 | 4.500 | 114.30 | 0.205 | 5.21 | PS | - | - | - | - | - | - | - |
10.50 | 4.500 | 114.30 | 0.224 | 5.69 | PSB | - | - | - | - | - | - | - | |
11.60 | 4.500 | 114.30 | 0.250 | 6.35 | PSLB | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
13.50 | 4.500 | 114.30 | 0.290 | 7.37 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
15.10 | 4.500 | 114.30 | 0.337 | 8.56 | - | - | - | - | - | - | PLB | - | |
5" | 11.50 | 5.000 | 127.00 | 0.220 | 5.59 | PS | - | - | - | - | - | - | - |
13.00 | 5.000 | 127.00 | 0.253 | 7.52 | PSLB | - | - | - | - | - | - | - | |
15.00 | 5.000 | 127.00 | 0.296 | 9.19 | PSLB | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
18.00 | 5.000 | 127.00 | 0.362 | 9.19 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
21.40 | 5.000 | 127.00 | 0.437 | 11.10 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
23.20 | 5.000 | 127.00 | 0.478 | 12.14 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
7 5/8" | 26.40 | 7.625 | 193.68 | 0.328 | 8.33 | PSLB | PLB | PLB | PLB | PLB | PLB | PLB | - |
29.70 | 7.625 | 193.68 | 0.375 | 9.52 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
33.70 | 7.625 | 193.68 | 0.430 | 10.92 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
39.00 | 7.625 | 193.68 | 0.500 | 12.70 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
42.80 | 7.625 | 193.68 | 0.562 | 14.27 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
45.30 | 7.625 | 193.68 | 0.595 | 15.11 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
47.10 | 7.625 | 193.68 | 0.625 | 15.88 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
8 5/8" | 24.00 | 8.625 | 219.08 | 0.264 | 6.71 | PS | - | - | - | , - | - | - | - |
28.00 | 8.625 | 219.08 | 0.304 | 7.72 | - | - | - | - | - | - | - | - | |
32.00 | 8.625 | 219.08 | 0.352 | 8.94 | PSLB | - | - | - | - | - | - | - | |
36.00 | 8.625 | 219.08 | 0.400 | 10.16 | PSLB | PLB | PLB | PLB | PLB | PLB | PLB | - | |
40.00 | 8.625 | 219.08 | 0.450 | 11.43 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
44.00 | 8.625 | 219.08 | 0.500 | 12.70 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
49.00 | 8.625 | 219.08 | 0.557 | 14.15 | - | PLB | PLB | PLB | PLB | PLB | PLB | PLB | |
9 5/8” | 32.30 | 9.625 | 244.48 | 0.312 | 7.92 | - | - | - | - | - | - | - | - |
36.00 | 9.625 | 244.48 | 0.352 | 8.94 | PSLB | - | - | - | - | - | - | PSLB | |
40.00 | 9.625 | 244.48 | 0.395 | 10.03 | PSLB | PLB | PLB | PLB | PLB | PLB | - | PSLB | |
43.50 | 9.625 | 244.48 | 0.435 | 11.05 | - | PLB | PLB | PLB | PLB | PLB | PLB | - | |
47.00 | 9.625 | 244.48 | 0.472 | 11.99 | - | PLB | PLB | PLB | PLB | PLB | PLB | - | |
53.50 | 9.625 | 244.48 | 0.545 | 13.84 | - | PLB | PLB | PLB | PLB | PLB | PLB | - | |
58.40 | 9.625 | 244.48 | 0.595 | 15.11 | - | PLB | PLB | PLB | PLB | PLB | PLB | - | |
59.40 | 9.625 | 244.48 | 0.609 | 15.47 | - | - | - | P | - | P | - | - | |
64.90 | 9.625 | 244.48 | 0.672 | 17.07 | - | - | - | P | - | P | - | - | |
70.30 | 9.625 | 244.48 | 0.734 | 18.64 | - | - | P | - | P | - | - | ||
75.60 | 9.625 | 244.48 | 0.797 | 20.24 | - | - | - | P | - | P | - | - | |
10 3/4” | 32.75 | 10.750 | 273.05 | 0.279 | 7.09 | - | - | - | - | - | - | - | - |
40.50 | 10.750 | 273.05 | 0.350 | 8.89 | PSB | - | - | - | - | - | - | PSB | |
45.50 | 10.750 | 273.05 | 0.400 | 10.16 | PSB | - | - | - | - | - | - | PSB | |
51.00 | 10.750 | 273.05 | 0.450 | 11.43 | PSB | PSB | PSB | PSB | PSB | PSB | PSB | PSB | |
55.50 | 10.750 | 273.05 | 0.495 | 12.57 | - | PSB | PSB | PSB | PSB | PSB | PSB | PSB | |
60.70 | 10.750 | 273.05 | 0.545 | 13.34 | - | - | - | PSB | - | PSB | PSB | - | |
65.70 | 10.750 | 273.05 | 0.595 | 15.11 | - | - | - | PSB | - | PSB | PSB | - | |
73.20 | 10.750 | 273.05 | 0.672 | 17.07 | - | - | P | - | P | - | - | ||
79.20 | 10.750 | 273.05 | 0.734 | 18.64 | - | - | - | P | - | P | - | - | |
85.30 | 10.750 | 273.05 | 0.797 | 20.24 | - | - | - | P | - | P | - | - | |
11 3/4” | 42.00 | 11.750 | 298.45 | 0.333 | 8.46 | - | - | - | - | - | - | - | - |
47.00 | 11.750 | 298.45 | 0.375 | 9.53 | PSB | - | - | - | - | - | - | PSB | |
54.00 | 11.750 | 298.45 | 0.435 | 11.05 | PSB | - | - | - | - | - | - | PSB | |
60.00 | 11.750 | 298.45 | 0.489 | 12.42 | PSB | PSB | PSB | PSB | PSB | PSB | PSB | PSB | |
65.00 | 11.750 | 298.45 | 0.534 | 13.56 | - | P | P | P | P | P | P | - | |
71.0 | 11.750 | 298.45 | 0.582 | 14.78 | - | P | P | P | P | P | P | - | |
13 3/8” | 48.00 | 13.375 | 339.72 | 0.330 | 8.38 | - | - | - | - | - | - | - | - |
54.50 | 13.375 | 339.72 | 0.380 | 9.65 | PSB | - | - | - | - | - | - | PSB | |
61.00 | 13.375 | 339.72 | 0.430 | 10.92 | PSB | - | - | - | - | - | - | PSB | |
68.00 | 13.375 | 339.72 | 0.480 | 12.19 | PSB | PSB | PSB | PSB | PSB | PSB | PSB | PSB | |
72.00 | 13.375 | 339.72 | 0.514 | 13.06 | - | PSB | PSB | PSB | PSB | PSB | PSB | - | |
16 | 65.00 | - | 406.40 | - | 9.53 | - | - | - | - | - | - | - | - |
16 | 75.00 | - | 406.40 | - | 11.13 | - | - | - | - | - | - | - | - |
16 | 84.00 | - | 406.40 | - | 12.57 | - | - | - | - | - | - | - | - |
16 | 109.00 | - | 406.40 | - | 16.66 | - | - | - | - | - | - | - | - |
18 5/8” | 87.20 | - | 473.08 | - | 11.05 | - | - | - | - | - | - | - | - |
20 | 94.00 | - | 508.00 | - | 11.13 | - | - | - | - | - | - | - | - |
20 | 106.50 | - | 508.00 | - | 12.70 | - | - | - | - | - | - | - | - |
20 | 133.00 | - | 508.00 | - | 16.13 | - | - | - | - | - | - | - | - |