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Line Pipe, Line Pipes, API 5L Line Pipe - Threeway Steel Co.,Ltd
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Line Pipe
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Line Pipe

Conveying gas, water or oil in the industries of petroleum and natural gas
Out Diameter: 1/8 – 30 inch (10.3-762mm)
Wall Thickness: 0.049” – 2.5” (1.24- 63.5mm)
Length: Random Length, Fixed Length, SRL, DRL...

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Line Pipe, Line Pipes, API 5L Line Pipe

Threeway Steel Co., Ltd

E-mail: sales@srtsteelpipe.com

Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116

Phone:0086-731-8873-9521  

  • Description
  • Size

Line Pipe

Chemical Analysis (%): 

Standard 

Type of pipe

Class

Grade 

C 

Si 

Mn 

P 

S 

V 

Nb 

Ti 

max 

max 

max 

max 

max 

max 

max 

max 

API SPEC 5L

SMLS

PLS1 

L245 B L290 X42 L320 X46 L360 X52 L390 X56 L415 X60 L450 X65 L485 X70 L245N BN 

0.28 0.28 0.28 0.28 0.28 0.28 0.28 0.28 0.24 

0.4

1.20 1.30 1.40 1.40 1.40 1.40 1.40 1.40 1.20 

0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.025 

0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.030 0.015 

---------

---------

0.04

PLS2 

L290N X42N 

0.24

0.4

1.2

0.025

0.015

0.06

0.05

0.04

L320N X46N 

0.24

0.4

1.4

0.025

0.015

0.07

0.05

0.04

L360N X52N 

0.24

0.45

1.4

0.025

0.015

0.1

0.05

0.04

L390N X56N 

0.24

0.45

1.4

0.025

0.015

0.1

0.05

0.04

L415N X60N 

0.24

0.45

1.4

0.025

0.015

0.1

0.05

0.04

WELD

PLS1 

L245 B 

0.26

-

1.2

-

0.03

0.03

-

-

L290 X42 

0.26

-

1.3

-

0.03

0.03

-

-

L320 X46 

0.26

-

1.4

-

0.03

0.03

-

-

L360 X52 

0.26

-

1.4

-

0.03

0.03

-

-

L390 X56 

0.26

-

1.4

-

0.03

0.03

-

-

L415 X60 

0.26

-

1.4

-

0.03

0.03

-

-

L450 X65 

0.26

-

1.45

-

0.03

0.03

-

-

L485 X70 

0.26

-

1.65

-

0.03

0.03

-

-

PLS2 

 L245M BM 

0.22

0.45

1.2

0.025

0.015

0.05

0.05

0.04

L290M X42M

0.22

0.45

1.3

0.025

0.015

0.05

0.05

0.04

L320M X46M 

0.22

0.45

1.3

0.025

0.015

0.05

0.05

0.04

L360M X52M 

0.22

0.45

1.4

0.025

0.015

-

-

-

L390M X56M 

0.22

0.45

1.4

0.025

0.015

-

-

-

L415M X60M 

0.12

0.45

1.6

0.025

0.015

-

-

-

L450M X65M 

0.12

0.45

1.6

0.025

0.015

-

-

-

L485M X70M 

0.12

0.45

1.7

0.025

0.015

-

-

-

L555M X80M 

0.12

0.45

1.85

0.025

0.015

-

-

-



Mechanical Properities:

Standard

Class

Grade


Yield strength not less than (MPa)

Tensile strength (MPa)

Elongation(%)

Y.S/T.S

API SPEC 5L ISO 3183

PLS1

L245B

min

245

415

b

-

L290X42

min

290

415

b

-

L320X46

min

320

435

b

-

L360X52

min

360

460

b

-

L390X56

min

390

490

b

-

L415X60

min

415

520

b

-

L450X60

min

450

535

b

-

L485X70

min

485

570

b

-

PLS2

L245N BN

min

245

415

b

-

L245M BM

max

450

760

b

0.93

L290NX42N

min

290

415

b

-

L290MX42M

max

495

760

b

0.93

L320NX46N

min

320

435

b

-

L320MX46M

max

525

760

b

0.93

L360NX52N

min

360

460

b

-

L360MX52M

max

530

760

b

0.93

L390NX56N

min

390

490

b

-

L390MX56M

max

545

760

b

0.93

L415NX60N

min

415

520

b

-

L415MX60M

max

565

760

b

0.93

L450MX65M

min

450

535

b

-

max

600

760

b

0.93

L485MX70M

min

485

570

b

-

max

635

760

b

0.93

L555MX80M

min

555

625

b

-

max

705

825

b

0.93



Toughness:

Standard

Grade

Transverse minimum impact of Pipe body

Transverse minimum impact of  weld (J)

 (J) 

D=508

508mm

762mm

914mm

1219mm

D<1422mm

D=1422mm

API SPEC 5L

=L415X60

27(20)

27(20)

40(30)

40(30)

40(30)

27(20)

40(30)

>L415X60

27(20)

27(20)

40(30)

40(30)

54(40)

27(20)

40(30)

=L415X65

>L450X65

27(20)

27(20)

40(30)

40(30)

54(40)

27(20)

40(30)

=L485X70

>L485X70

=L485X80

40(30)

40(30)

40(30)

40(30)

54(40)

27(20)

40(30)



Note:

(1)The values in the table be suitable for the full size standard sample.

(2)  The values inside bracket is the minimum single value, outside bracket is the average value.

(3) Test Temperature: 0°C.


OD/mm WT/mm
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
21.3 √ √ √ √ √
26.7 √ √ √ √ √ √
33.4 √ √ √ √ √ √
48.3 √ √ √ √ √ √ √ √
60.3 √ √ √ √ √ √ √ √
73 √ √ √ √ √ √ √ √ √ √
88.9 √ √ √ √ √ √ √ √ √ √ √
114.3 √ √ √ √ √ √ √ √ √ √ √ √
168.3 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
219.1 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
273.1 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
323.3 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
355.6 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
406.4 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
457.2 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
508 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
609.6 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
660.4 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
711.2 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √
762 √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √ √