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api 5l x70 pipe

API 5L X70 pipe isn’t just another steel pipe — it’s a high-yield strength pipeline material that represents a critical intersection of engineering innovation, metallurgical advancement, and real-world performance in challenging environments. Developed as part of the American Petroleum Institute’s API 5L specification, this pipe is designed for high-pressure transmission systems that transport vital resources like crude oil, natural gas, petroleum products, slurry, water, and even hydrogen gas across great distances — including terrains that are corrosive, abrasive, and geographically harsh.
 
The designation “X70” refers to its minimum yield strength of 70,000 psi (or 485 MPa), which makes it significantly stronger than lower-grade line pipes such as X42, X52, or X60. This strength allows operators to use thinner pipe walls to achieve the same performance, ultimately reducing material weight and transport cost — a critical factor in mega infrastructure projects.
But beyond its strength, API 5L X70 is prized for its:
  • Durability in extreme temperatures — including arctic and desert conditions
  • Resistance to sour gas environments (H2S) when used with PSL2 specifications
  • Excellent weldability, making field fabrication quicker and more reliable
  • Availability in a wide range of diameters, thicknesses, and forms (seamless, ERW, LSAW, DSAW)
  • Customizable coatings and finishes to suit offshore, subsea, and underground conditions
     
API 5L X70 is a true workhorse in pipeline engineering, supporting the global oil & gas network, water distribution systems, and large-scale utility infrastructure. It is commonly specified in both onshore cross-country transmission pipelines and offshore pipeline construction, where environmental demands are higher and maintenance is costly.
API 5L X70

API 5L X70 PIPE Table of Contents

What is API 5L X70 Pipe?

When it comes to designing pipelines for the transportation of oil, natural gas, petroleum products, water, or even slurry across long distances — often through harsh environments — selecting the right type of pipe is absolutely critical. That’s where API 5L Grade X70 stands out as a preferred choice in the global pipeline industry.
 
API 5L is a well-established standard developed by the American Petroleum Institute that specifies requirements for manufacturing seamless and welded steel line pipes. These pipes are intended specifically for pipeline transportation systems in the oil, gas, and petrochemical sectors. API 5L is widely recognized and used in projects all over the world — from North America and the Middle East to Asia, Africa, and beyond click here for more details.
API 5L X70 pipes

seamless pipes

API 5L X70 pipes

line pipes

Api 5l X70 Pipe properties

API 5L X70 PSL 1 Chemical Requirements
Grade
Composition, %
C max
Mn max
P
S max
V max
Nb max
Ti max
min
max
B
0.28
1.2
–
0.03
0.03
c.d
c,d
d
X70
0.28
1.4
–
0.03
0.03
f
f
f
 
                       API 5L X70Q PSL 2 Chemical Requirements
Grade
Composition, %
C
Si
Mn
P
S
V
Nb
Ti
Other
 
X70Q
0.18
0.45
1.8
0.025
0.015
g
g
g
h,l
 

API 5L X70 Welded Pipe Price List for India, Ready Stock of API 5L X70 Steel Pipe in Large Diameter

 
Grade
Chemical Composition
 
C
Si
Mn
P
S
V
Nb
Ti
API 5L X70
0.17
0.45
1.75
0.020
0.010
0.10
0.05
0.06

API 5L X70 Pipe Specification

Hot-Dipped Galvanizing
May be ordered galvanized.
supplying techniques
API 5l X70 Welded Pipe Suppliers
  • Spiral submerged arc welded pipe (SSAW)
  • Straight seam submerged arc welding pipe(LSAW)
  • Resistance welded pipe (ERW)
Api 5l X70 Seamless Pipe Suppliers
Specification
API 5L X70, ASTM A1024 / A1024M, ISO 3183
Scope
Covered Seamless, Welded, ERW pipes are suitable to convey water, gas and oil in both the oil and natural gas industries.
 
API 5L X70 Pipes Type
Seamless / ERW / Welded / Fabricated / CDW / SAW Spiral Pipe
Packing
API 5L X70 GR. B Pipe Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests
Api 5l X70 Erw Pipe Standard
API 5L X70 (Specification for Line Pipe – ANSI/API specification 5L – 44th Edition, October 1, 2007), ASME/ANSI B36.10
Application & uses
Suitable for Conveying gas, water, oil, and other liquefied media.
Product Specification Level (PSL)
API 5L X70 PSL 2
API 5L X70 PSL 1
API 5l X70 Seamless Pipes Finishes
Bare, Oiled, Mill Varnish, Galv, FBE, FBE Dual, 3LPE, 3LPP, Coal Tar, Concrete Coating and Tape Wrap. End Finishes :Beveled, Square Cut, Threaded & Coupled.
Value added service
  • Sand Blasting
  • Galvanizing
  • Bending
  • Heat Treatment
  • ARO
  • Draw & Expansion as per required Size & Length etc.
  • Fusion Bond Epoxy
  • Annealed
  • Machining
  • 3LPE
  • Tar Epoxy
Tubo API 5L Gr X70 Pipe End
Plain, Bevel End, Screwed, Threaded
Sizes
Nominal Pipe Size 1/2″ to 48 ” O.D.
Wall Thickness – Schedule 10 through 160, STD, XS, XXS.
Iso 3183 L485 Pipe Thickness
SCH 40, SCH 80, SCH 160, SCH XS, SCH XXS, All Schedules
API 5L X70 Line Pipe Length
Single Random, Double Random & Required Length, Custom Size – 12 Meter lengths
Applications
Oil Refineries, Petrochemicals, Power Generation (Nuclear/Thermal), Steel, Sugar, Boiler Equipments, Pressure Vessels and General Engineering Purposes
BS EN 10208-2:2009
API 5L X70 pipelines for combustible fluids. Suitable to use in maximum operating pressure over 16 bar.
API 5L X70 Material Testing and Inspection Reports
EN 10204 3.1, Mill TC EN 10204 3.1, PMI Test Reports, Visual Inspection Reports, Destructive Test Report, Non Destructive Test Reports, NABL Approved Lab, Chemical and Mechanical Reports, India Boiler Regulations (IBR) Test Certificate, Third Party Inspection Reports

API 5L X70 Pipe Psl2 Material Equivalent

ASTM API 5L
Specification for line pipe
Material Grade
PSL1
L485 or x70
Material Grade
PSL2
L485Q or X70Q
L485M or X70M
L485Q Steel Pipe supplier, ISO 3183 L485 material for sale at best price in India

API 5L  X70 Pipe yield strength

Grade
Yield Strength
Tensile Strength
Yield to Tensile
Elongation
 
min. (KSI)
min. (KSI)
Ratio (max)
%
API 5L X70
70
82
0.93
17

API 5L X70 Pipe PSL 1/2 Mechanical Properties

Grade
Yield Strength Mpa
Tensile Strength Mpa
Raito
Elongation
 
min
max
min
max
max
min
BN
245
450
415
655
0.93
f
BQ
X70Q
485
635
570
760
0.93
f


API 5L X70 Pipe Price List

API 5L  X70 Line Pipe Stock in Mumbai and API 5L  X70 PSL1 Pipe and API 5L  X70 PSL2 Pipe Price List
API 5L  X70 Welded Pipe Suppliers in India ,  API 5L  X70 Welded Pipe Suppliers price per Kg in India
INR: 250/Kg approx.
API 5L  X70 Seamless Pipe Suppliers in India, , API 5L  X70 Seamless Pipe Suppliers price per Kg in India
INR: 350/Kg approx.
 

API 5L X70 Pipe types

API 5L X70 Pipe
API 5L Gr X70 Psl2 Pipe
API 5L X70 PSL2 SAW PIPE
API 5L X70 Tubular
API 5L X70 PSL1 PSL1 PIPE
API 5L X70 PSL2 Seamless Pipes
API 5L Grade X70 PSL2 PIPE
API 5L X70 PSL1 carbon steel pipe
Grade B X70 SAW PIPE
API 5L Grade X70 Tubo
X70 Steel PSL1 PIPE
Grade B X70 DSAW Pipe
X70 Carbon Steel PSL2 PIPE
X70 Steel Pipe
Grade X70 EFW PIPE
X70 Carbon Steel Material Pipe
API 5L X70 Grade B EFW PIPE
Grade X70 Seamless Pipe
API 5L Gr X70 SEAMLESS PIPE
Tubo API 5L Gr X70
API 5L X70 Pipe
API 5L X70 Grade B PSL1 Pipe
Iso 3183 L485 Pipe
API 5L Gr X70 PSL2 Pipe
API 5L X70 PSL2 LSAW PIPE
API 5L Gr X70 Pipe
API 5L X70 PSL1 SEAMLESS PIPE
API 5L X70 ERW Pipe
API 5L Grade X70 LSAW pipe
API 5L X70 Psl2 Pipe
ISO 3183 L485 Pipe
API 5L Gr X70 Pipe
Grade B X70 Psl 1 Pipe
API 5L Grade X70 Psl2 Pipe
X70 Steel Pipe
Tubo API 5L Gr X70
X70 Carbon Steel Tubular
API 5L X70 Material
API 5L Grade X70 Psl2 Pipe
API 5l X70 Seamless Pipes
Grade X70 SSAW Pipe
API 5l X70 Psl 1 Pipe
API 5L X70 Grade B Tuberia
API 5l X70 Tubular
We have a wide selection of API 5L X70 Seamless Pipe Suppliers are cheaper due to Multiple Payment Options and Low Price.
 

API 5L X70 pipe wall thickness & schedule chart

Nominal wall thickness & Dimensions for API 5L X70 Pipe, Iso 3183 L485 Pipe & API 5L GR.B X70 seamless pipes according ANSI B36.10:
NPS
(in)
Outside Diameter
(in)
API 5L X70 PSL2 Pipe Schedule
SCH 10
SCH 20
SCH 30
SCH STD
SCH 40
SCH 60
SCH XS
SCH 80
SCH 100
SCH 120
SCH 140
SCH 160
SCH XXS
Wall Thickness (in)
1/8
0.405
   
0.068
0.068
 
0.095
0.095
     
1/4
0.540
   
0.088
0.088
 
0.119
0.119
     
3/8
0.675
   
0.091
0.091
 
0.126
0.126
     
1/2
0.840
   
0.109
0.109
 
0.147
0.147
   
0.187
0.294
3/4
1.050
   
0.113
0.113
 
0.154
0.154
   
0.219
0.308
1
1.315
   
0.133
0.133
 
0.179
0.179
   
0.250
0.358
1 1/4
1.660
   
0.140
0.140
 
0.191
0.191
   
0.250
0.382
1 1/2
1.900
   
0.145
0.145
 
0.200
0.200
   
0.281
0.400
2
2.375
   
0.154
0.154
 
0.218
0.218
   
0.344
0.436
2 1/2
2.875
   
0.203
0.203
 
0.276
0.276
   
0.375
0.552
3
3.500
   
0.216
0.216
 
0.300
0.300
   
0.438
0.600
3 1/2
4.000
   
0.226
0.226
 
0.318
0.318
     
4
4.500
   
0.237
0.237
 
0.337
0.337
 
0.438
 
0.531
0.674
5
5.563
   
0.258
0.258
 
0.375
0.375
 
0.500
 
0.625
0.750
6
6.625
   
0.280
0.280
 
0.432
0.432
 
0.562
 
0.719
0.864
8
8.625
 
0.250
0.277
0.322
0.322
0.406
0.500
0.500
0.594
0.719
0.812
0.906
0.875
10
10.750
 
0.250
0.307
0.365
0.365
0.500
0.500
0.594
0.719
0.844
1.000
1.125
1.000
12
12.750
 
0.250
0.330
0.375
0.406
0.562
0.500
0.688
0.844
1.000
1.125
1.312
1.000
14
14.000
0.250
0.312
0.375
0.375
0.438
0.594
0.500
0.750
0.938
1.094
1.250
1.406
 
16
16.000
0.250
0.312
0.375
0.375
0.500
0.656
0.500
0.844
1.031
1.219
1.438
1.594
 
18
18.000
0.250
0.312
0.438
0.375
0.562
0.750
0.500
0.938
1.156
1.375
1.562
1.781
 
20
20.000
0.250
0.375
0.500
0.375
0.594
0.812
0.500
1.031
1.281
1.500
1.750
1.969
 
22
22.000
0.250
0.375
0.500
0.375
 
0.875
0.500
1.125
1.375
1.625
1.875
2.125
 
24
24.000
0.250
0.375
0.562
0.375
0.688
0.969
0.500
1.219
1.531
1.812
2.062
2.344
 
30
30.000
0.312
0.500
0.625
0.375
  
0.500
      
32
32.000
0.312
0.500
0.625
0.375
0.688
        
34
34.000
0.312
0.500
0.625
0.375
0.688
        
36
36.000
0.312
0.500
0.625
0.375
0.750
        
42
42.000
 
0.500
0.625
0.375
0.750
        
API 5l x70 seamless pipes stockiest, API 5l grade x70 psl2 Pipe specification and dimensions and also check tube api 5l gr x70 in PSL1 & PSL2 various sizes and wall thickness in ready stock
  • XS – Extra Strong
  • XXS – Double Extra Strong
  • STD – Standard
Stockholder of API 5L x70 tubular, API 5L X70 Pipe For Sale & Special price offer on L485m steel pipe in Mumbai, India

 

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