Product classification
API pipeline pipe
Used for gas, water, and oil transportation in the petroleum and natural gas industry, for extracting oil or natural gas from oil wells.
- 产品描述
-
Used for gas, water, and oil transportation in the petroleum and natural gas industry, for extracting oil or natural gas from oil wells.
Execution standards:
API SPEC 5L
Usage:
Used for gas, water, and oil transportation in the petroleum and natural gas industry, for extracting oil or natural gas from oil wells.
Dimensional tolerance:
Type of steel pipe Outer diameter of steel pipe（D）
Steel pipe wall thickness（S）
Tube body Outer diameter of steel pipe (mm)
Allowable deviation (mm)
Outer diameter of steel pipe (mm)
Allowable deviation (mm)
≥ 60.3 and S ＜ 20 ±0.75％
≤73.0
＋15％，－12.5％
≥ 60.3 and S ≥ 20 ±1.00％
＞73.0 and S＜20
＋15％，－12.5％
＞73.0 and S≥20
＋17.5％，－10
API SPEC 5L chemical composition
Standard
PSL
Steel grade
Chemical composition, %
C
Mn
P
S
Si
V
Nb
Ti
CEpcm
API 5L
GB/T9711.2
PSL 1
A or L210
≤0.22
≤0.90
≤0.030
≤0.030
-
-
-
-
≤0.25
B or L245
≤0.28
≤1.20
≤0.030
≤0.030
-
-
-
-
≤0.25
x42 or L290
≤0.28
≤1.30
≤0.030
≤0.030
-
-
-
-
≤0.25
X46 or L320
≤0.28
≤1.40
≤0.030
≤0.030
-
-
-
-
≤0.25
X52 or L360
≤0.28
≤1.40
≤0.030
≤0.030
-
-
-
-
≤0.25
X56 or L390
≤0.28
≤1.40
≤0.030
≤0.030
-
-
-
-
≤0.25
X60 or L415
≤0.28
≤1.40
≤0.030
≤0.030
-
-
-
-
≤0.25
PSL 2
BR or L245R
≤0.24
≤1.20
≤0.025
≤0.015
≤0.40
c
c
≤0.04
≤0.25
X42R or L290R
≤0.24
≤1.20
≤0.025
≤0.015
≤0.40
≤0.06
≤0.05
≤0.04
≤0.25
BN or L245N
≤0.24
≤1.20
≤0.025
≤0.015
≤0.40
c
c
≤0.04
≤0.25
X42N or L290N
≤0.24
≤1.20
≤0.025
≤0.015
≤0.40
≤0.06
≤0.05
≤0.04
≤0.25
X46N or L320N
≤0.24
≤1.40
≤0.025
≤0.015
≤0.40
≤0.07
≤0.05
≤0.04
≤0.25
X52N or L360N
≤0.24
≤1.40
≤0.025
≤0.015
≤0.45
≤0.10
≤0.05
≤0.04
≤0.25
X56N or L390N
≤0.24
≤1.40
≤0.025
≤0.015
≤0.45
≤0.10
≤0.05
≤0.04
≤0.25
X60N or L415N
≤0.24
≤1.40
≤0.025
≤0.015
≤0.45
≤0.10
≤0.05
≤0.04
协商
Note: c: The sum of the columbium [niobium], and vanadium contents shall not exceed 0.06% except that, by agreement between the purchaser and
the manufacturer, an alternative maximum may be established.API SPEC 5L mechanical property
Standard
Product Specification Level
Steel grade
Yield Strength (min), Mpa
Tensile Strength(min), Mpa
API 5L
GB/T9711.2
PSL 1
A or L210
210
335
B or L245
245
415
x42 or L290
290
415
X46 or L320
320
435
X52 or L360
360
460
X56 or L390
390
490
X60 or L415
415
520
PSL 2
BR or L245R
245~450
415~760
X42R or L290R
290~495
415~760
BN or L245N
245~450
415~760
X42N or L290N
290~495
415~760
X46N or L320N
320~525
435~760
X52N or L360N
360~530
460~760
X56N or L390N
390~545
490~760
X60N or L415N
415~565
520~760
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