Line Pipe
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Line Pipe
 
 
 
 
Line Pipe

Specification for Line Pipe
DIMENSIONS
PSL 1 pipe can be supplied in sizes ranging from 0.405 through 80.
PSL 2 pipe can be supplied in sizes ranging from 4 1/2 through 80.
Types of Pipe
Seamless Pipe Continuous
Welded Pipe
Electric Welded Pipe
PSL 1 Electric Welded Pipe
PSL 2 Electric Welded Pipe
Laser Welded Pipe
Longitudinal Seam Submerged-arc Welded Pipe
Gas Metal-arc Welded Pipe
Combination Gas Metal-arc and Submerged-arc Welded Pipe
Double Seam Submerged-arc Welded Pipe
Double Seam Gas Metal-arc Welded Pipe
Double Seam Combination Gas Metal-arc and Submerged-arc Welded Pipe

Grade and Class
Grade (see Note) Symbol
A25.I A25
A25.II A25R
A A
B B
X42 X42
X46 X46
X52 X52
X56 X56
X60 X60
X65 X65
X70 X70
X80 X80

 

PSL 1 Chemical Requirements for Heat and Product Analyses by Percentage of Weigh
(1)
(2)
(3)
(4)
(5)
(6)
(7)
Grade & Class
Carbon,Maximum
Manganese ,Maximum
Phosphorus
Sulfur ,Maximum
Titanium, Maximum
Other
Minimum
Maximum
Seamless
A25,CI Ⅰ
0.21
0.6
0.03
0.03
A25,CI Ⅱ
0.21
0.6
0.045
0.08
0.03
A
0.22
0.9
0.03
0.03
B
0.28
1.2
0.03
0.03
0.04
b,c,d
X42
0.28
1.3
0.03
0.03
0.04
c,d
X46,X52,X56
0.28
1.4
0.03
0.03
0.04
c,d
X60f
0.28
1.4
0.03
0.03
0.04
c,d
X65f,X70f
0.28
1.4
0.03
0.03
0.06
c,d
Welded
A25,CI Ⅰ
0.21
0.6
0.03
0.03
A25,CI Ⅱ
0.21
0.6
0.045
0.08
0.03
A
0.22
0.9
0.03
0.03
B
0.26
1.2
0.03
0.03
0.04
b,c,d
X42
0.26
1.3
0.03
0.03
0.04
c,d
X46,X52,X56
0.26
1.4
0.03
0.03
0.04
c,d
X60f
0.26
1.4
0.03
0.03
0.04
c,d
X65f
0.26
1.45
0.03
0.03
0.06
c,d
X70f
0.26
1.65
0.03
0.03
0.06
c,d

 

PSL 2 Chemical Requirements for Heat and Product Analyses by Percentage of Weight
(1)
(2)
(3)
(4)
(5)
(6)
(7)
Grade
Carbon,
Maximum
Manganese,
Maximum
Phosphorus,
Maximum
Sulfur ,
Maximum
Titanium ,
Maximum
Other
Seamless
B
0.24
1.2
0.025
0.015
0.04
d,e
X42
0.24
1.3
0.025
0.015
0.04
c,d
X46,X52,X56,X60
0.24
1.4
0.025
0.015
0.04
c,d
X65,X70,X80
0.24
1.4
0.025
0.015
0.06
c,d
Welded
B
0.22
1.2
0.025
0.015
0.04
d,e
X42
0.22
1.3
0.025
0.015
0.04
c,d
X46,X52,X56
0.22
1.4
0.025
0.015
0.04
c,d
X60f
0.22
1.4
0.025
0.015
0.04
c,d
X65f
0.22
1.45
0.025
0.015
0.06
c,d
X70f
0.22
1.65
0.025
0.015
0.06
c,d
X80f
0.22
1.85
0.025
0.015
0.06
c,d

 

Tensile Requirements for PSL 1
(1)
(2)
(3)
(4)
Grade
Yield Strength,
Minimum
Ultimate Tensile
Strength, Minimum
Elongation in 2 in.(50.8 mm),
Minimum, Percent
Psi
Mpa
Psi
Mpa
A25
25,000
-172
45,000
-310
a
A
30,000
-207
48,000
-331
a
B
35,000
-241
60,000
-414
a
X42
42,000
-290
60,000
-414
a
X46
46,000
-317
63,000
-434
a
X52
52,000
-359
66,000
-455
a
X56
56,000
-386
71,000
-490
a
X60
60,000
-414
75,000
-517
a
X65
65,000
-448
77,000
-531
a
X70
70,000
-483
82,000
-565
a

 

Tensile Requirements for PSL 2
(1)
(2)
(3)
(4)
(5)
(6)
Grade
Yield Strength, Minimum
Yield Strength, Minimum
Ultimate Tensile Strength, Minimum
Ultimate Tensile Strength, Minimum
Elongation in 2 in.(50.8 mm),
Minimum, Percent
Psi
Mpa
Psi
Mpa
Psi
Mpa
Psi
Mpa
B
35,000
-241
65,000
-448
60,000
-414
110,000
-758
a
X42
42,000
-290
72,000
-496
60,000
-414
110,000
-758
a
X46
46,000
-317
76,000
-524
63,000
-434
110,000
-758
a
X52
52,000
-359
77,000
-531
66,000
-455
110,000
-758
a
X56
56,000
-386
79,000
-544
71,000
-490
110,000
-758
a
X60
60,000
-414
82,000
-565
75,000
-517
110,000
-758
a
X65
65,000
-448
87,000
-600
77,000
-531
110,000
-758
a
X70
70,000
-483
90,000
-621
82,000
-565
110,000
-758
a
X80
80,000
-552
100,000
-690
90,000
-621
120,000
-827
a
 
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