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API 5L Seamless Pipeline X42-X70 PSL1 Oil and Gas Industry

API 5L Seamless Pipeline X42-X70 PSL1 Oil and Gas Industry

Pipeline is the oil, gas or water pumped out of the ground, through the line pipe to the oil and gas industry enterprises. Pipeline includes seamless and welded pipe two kinds, its pipe end has a flat end, with threaded end and socket end; its connection for the end of the welding, hoop connection, socket connection. Seamless steel pipeline are manufactured to meet stringent international standards to guarantee durability, weldability, and resistance to mechanical stress and environmental degradation.

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Quick Details

Product Name:
API 5L Seamless Pipeline X42-X70 PSL1 Oil and Gas Industry
Standard:
API SPEC 5L
Grade:
A B C  X42~X70
Thickness:
3.5-60mm
Section Shape:
Round
Outer Diameter:
Ф38-457
Place of Origin:
Baotou, China(Mainland)
Usage:
Gas and Oil Transportation
Surface Treatment:
Hot Rolled
Tolerance:
WT: -12.5% ~ +15% OD: ±0.075D
End:
Plain,beveled,cutting,threading.flange or customized
End Protector:
Plastic pipe caps,iron protector or customized
length:
6-12m
Brand:
Baotou steel
Delivery Time:
Normally within 30-45 days and according to the quantity.

Chemical Component

Chemical Composition for API 5L PSL 1 Pipe with t ≤ 25.0 mm (0.984 in.)

SteelGrade

(SteelName)

MassFraction,Based onHeat andProduct Analyses a,g

%

CMnPSVNbTi
max bmax bminmaxmaxmaxmaxmax
Seamless Pipe
L175 or A250.210.600.0300.030
L175P or A25P0.210.600.0450.0800.030
L210 or A0.220.900.000.030
L245 or B0.281.200.0300.030c,dc,dd
L290 or X420.281.300.0300.030ddd
L320 or X460.281.400.0300.030ddd
L360 or X520.281.400.0300.030ddd
L390 or X560.281.400.0300.030ddd
L415 or X600.28 e1.40 e0.0300.030fff
L450 or X650.28 e1.40 e0.0300.030fff
L485 or X700.28 e1.40 e0.0300.030fff
a   Cu ≤ 0.50 %; Ni ≤ 0.50 %; Cr ≤ 0.50 % and Mo ≤ 0.15 %.

b   For each reduction of 0.01 % below the specified maximum concentration for carbon, an increase of 0.05 % above the specified maximum concentration for Mn is permissible, up to a maximum of 1.65 % for grades ≥ L245 or B, but ≤ L360 or X52; up to a maximum of 1.75 % for grades > L360 or X52, but < L485 or X70; and up to a maximum of 2.00 % for Grade L485 or X70.

c   Unless otherwise agreed, Nb + V ≤ 0.06 %.

d   Nb + V + Ti ≤ 0.15 %.

e   Unless otherwise agreed.

f    Unless otherwise agreed, Nb + V + Ti ≤ 0.15 %.

g   No deliberate addition of B is permitted and the residual B ≤ 0.001 %.

 

Mechanical Performance

Requirements for the Results of Tensile Tests for API 5L PSL 1 Pipe

Pipe GradePipe Body of Seamless PipeWeld Seam of EW,

LW, SAW, and COW

Pipe

Yield Strength a

Rt0.5

MPa (psi)

Tensile Strength a

Rm

MPa (psi)

Elongation

(on 50 mm or 2 in.)

Af

%

Tensile Strength b

Rm

MPa (psi)

minminminmin
L175 or A25175 (25,400)310 (45,000)c310 (45,000)
L175P or A25P175 (25,400)310 (45,000)c310 (45,000)
L210 or A210 (30,500)335 (48,600)c335 (48,600)
L245 or B245 (35,500)415 (60,200)c415 (60,200)
L290 or X42290 (42,100)415 (60,200)c415 (60,200)
L320 or X46320 (46,400)435 (63,100)c435 (63,100)
L360 or X52360 (52,200)460 (66,700)c460 (66,700)
L390 or X56390 (56,600)490 (71,100)c490 (71,100)
L415 or X60415 (60,200)520 (75,400)c520 (75,400)
L450 or X65450 (65,300)535 (77,600)c535 (77,600)
L485 or X70485 (70,300)570 (82,700)c570 (82,700)
a   For intermediate grades, the difference between the specified minimum tensile strength and the specified minimum yield strength for the pipe body shall be as given in the table for the next higher grade.

b   For intermediate grades, the specified minimum tensile strength for the weld seam shall be the same value as was determined for the pipe body using footnote a).

c   The specified minimum elongation, Af, expressed in percent and rounded to the nearest percent, shall be as determined using the following equation:

Af = C  where

C        is 1940 for calculations using SI units and 625,000 for calculations using USC units;

Axc      is the applicable tensile test piece cross-sectional area, expressed in square millimeters (square inches), as follows:

1)     for circular cross-section test pieces,  130 mm2   (0.20 in.2) for  12.7 mm  (0.500 in.) and 8.9 mm  (0.350 in.) diameter test pieces; 65 mm2 (0.10 in.2) for 6.4 mm (0.250 in.) diameter test pieces;

2)     for full-section test pieces, the lesser of a) 485 mm2   (0.75 in.2) and  b) the cross-sectional area of the test piece, derived using the specified outside diameter and the specified wall thickness of the pipe, rounded to the nearest

10 mm2  (0.01 in.2);

3)     for strip test pieces, the lesser of a) 485 mm2  (0.75 in.2) and b) the cross-sectional area of the test  piece, derived using the specified width of the test  piece and the specified wall thickness of the pipe,  rounded to the  nearest 10 mm2 (0.01 in.2);

U        is the specified minimum tensile strength, expressed in megapascals (pounds per square inch).

Pipeline Tubes: Key Applications Across Industries

 

Pipeline tubes are critical components in numerous industries, ensuring efficient and safe transportation of fluids, gases, and other materials. Below are the major application fields where pipeline tubes play a vital role:

 

  1. Oil & Gas Industry

– Oil pipelines: Transport crude oil from extraction sites to refineries.

– Natural gas pipelines: Distribute gas for residential, commercial, and industrial use.

– Offshore pipelines: Subsea applications for deepwater oil and gas exploration.

 

  1. Water & Wastewater Management

– Water supply pipelines: Deliver potable water to urban and rural areas.

– Sewage pipelines: Transport wastewater to treatment plants.

– Irrigation pipelines: Support agricultural water distribution.

 

  1. Chemical & Petrochemical Industry

– Chemical pipelines: Transfer corrosive and hazardous fluids safely.

– Petrochemical pipelines: Transport refined products like ethylene and propylene.

 

  1. Power Generation & Energy Sector

– Steam pipelines: Used in thermal power plants.

– Hydropower pipelines: Channel water to turbines for energy production.

 

  1. Mining & Slurry Transport

– Slurry pipelines: Move ore, tailings, and mineral concentrates efficiently.

 

  1. Infrastructure & Urban Development

– District heating/cooling pipelines: Enable energy-efficient HVAC systems.

– Municipal pipelines: Support urban utility networks.

 

  1. Industrial Manufacturing

– Compressed air pipelines: Supply factories with pneumatic power.

– Process pipelines: Facilitate material handling in production lines.