API 5l x46 pipe

API 5L X46 Pipe

The petroleum industry uses a lot of metal pipes. These pipes are made up of different mixtures of materials together. These mixtures are named and governed by international standards organizations. The API 5L X46 Pipe belongs to a specification and a particular grade. There are product specification levels within certain standards of pipes, and then grades within the product specification levels. The X46 grade also has PSl1 and PSL2. The composition of the X46 grade has chromium, molybdenum, carbon, phosphorus, manganese, and other alloying elements in it.

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Find suppliers of psl2/psl1 API 5l grade x46 pipe in UAE and determine whether they are resistant to corrosion or not

API 5l X46 Pipe specification

API 5l X46 Pipe Specification

Size of X46 pipe L320 Pipe Length API 5L X46 Psl2 product service level (PSL)
  • OD: 13.7 – 610 mm, upto 24″
  • Wall thickness: 3.02 – 31.75mm
  • API 5L X46 seamless pipe: 2″ NPS to 36″ OD
  • Grade X46 PSL2 ERW pipe : 2″ NPS to 24″ OD
  • API 5L X46 PSL1 DSAW pipe: 20″ to 48″ OD
  • X46 Carbon Steel SSAW/ HSAW pipe: 100″ OD
  • 6 meters
  • 12 meters
  • Single random lengths (4 – 8 meters)
  • Double random lengths (8 – 13 meters)
  • Custom length or cut to length to save wastage
  • API 5L X46 PSL1 (Seamless/ welded (ERW)
  • API 5L X46 PSL2 (Seamless/ welded (ERW)
  • CSA Z245.1
L320N -X46N material data sheet L320 PSL1 pipe standard ISO 3183 Grade L320 Welded Pipe American dimensional standard
  • X46 / L320 (N, M, Q, R)
  • L320N or X46N
  • L320M or X46M
  • L320Q or X46Q
  • L320R or X46R
  • ISO 3183 L320/ API 5L X46
  • ASME B36.10M
X46 Steel Nace Pipe manufacturing methods SCH 40 X46 Carbon Steel Pipe approved ex-stock Grade X46 PSL1 line pipe European standard
  • Hot rolled
  • Cold finished or cold drawn
  • JCOE (for Grade L320 X46 LSAW pipe)
Above listed API 5l X46 Pipe suppliers supply ex-stock with following Approvals

  • Pemex
  • Saudi Aramco
  • Petronas
  • Petrobras
  • NACE certified
  • HIC tested
  • KOC
  • PDO
  • Qatar Gas
  • SSC
  • EN 10216-2 (X46 Grade PSL1 seamless pipe)
  • EN 10217-2 (API X46 welded pipe)
API 5L X46 PSL1 Welded Pipe standard wall thickness X46 Grade PSL2 Pipeline surface coating or treatment API 5L X46 PSL2 material Mill Test certificate
  • 4 Inch
  • Standard (SCH STD)
  • Ex-Standard (XS)
  • Double Extra Strong (XSS)
  • Schedule 5
  • SCH 10
  • SCH 20
  • SCH 30
  • SCH 40 API 5L Grade X46 PSL2 pipe (Most selling)
  • SCH 80
  • SCH 120
  • SCH 160
  • CRA Clad or Lined API 5L Grade X46 PSL2 pipe
  • 3PP Grade X46 PSL1 pipe
  • CWC (Concrete Weight Coated)
  • Varnished
  • Natural
  • 3PE (3LPE) X46 pipe
  • Black Painting
  • FBE API 5L Grade X46 pipe

Above API 5l X46 Pipe suppliers in UAE can supply API 5L X 46 with or without surface treatments, get a
quick quote & exact delivery time

  • MTC 3.1 EN 10204

Above API 5l X46 Pipe suppliers have ZERO rejection rate in Bahrain, Qatar, UAE, Saudi Arabia, Turkey &
other middle east countries

API 5L Gr X46 HIC Pipeline suitable welding process Grade L320 X46 seamless pipe types API 5L X46 PSL2 welded pipe types
  • MAG-welding massive wire
  • TIG-welding
  • MAG-welding cored wire
  • Arc welding (E)
  • Submerged arc welding (SAW)
  • API 5L X46 Grade B hot finished seamless pipe (HFS)
  • X46 Steel cold drawn seamless pipe (CDS) / Cold Finished
  • API 5L X46 PSL2 EFW pipe: Electric Fusion Welding
  • X46 Grade PSL1 LSAW pipe: Longitudinal SAW pipe (upto 48″)
  • API 5L Grade X46 PSL1 SSAW pipe: Spiral Submerged Arc Welded (upto 100″)
  • X46 ERW pipe: Electric Resistance Welded (upto 24″)
  • X46 Carbon Steel DSAWpipe: Double Submerged Arc Welding
  • Grade X46 PSL2 SAW pipe: Submerged Arc Welding (larger diameter pipe)
  • Grade X46 PSL2 HSAW pipe: Helical SAW (upto 100″)
  • API 5L X46 Gr B HFIW pipe: High Frequency Induction Welding
  • X46 Grade PSL1 HFW pipe: Hot Finished Welding
  • Grade L320 X46 BWP pipe: Butt Welded Pipes
  • Grade L320 X46 CEW pipe: Cold Drawn Electric Resistance Welding
  • X46 Grade PSL2 OAW pipe: Oxy Acetylene Welding
  • API 5L Grade X46 MAW pipe: Hand-Welding or Manual Arc Welding
L320M material delivery conditions Value added service API 5L Grade X46 High Yield Pipe application & uses
  • Normalized
  • Thermomechanical rolled
  • Normalizing formed
  • Normalized and tempered
  • As-rolled
  • Normalizing rolled
  • Quenched and tempered
  • Third party inspection
  • Coating
  • Pipe sleeve/ repair sleeve
  • Cut to size
  • Welding/ Fabrication work
  • X46 Grade PSL2 Sour service line pipe
  • Petroleum industry
  • Natural gas
  • Grade L320 X46 Line Pipe
  • Oil & gas line pipe industries
  • H2S corrosive environment

Color of API 5l X46 or L415 material

Grade Identification colour code
L320 or X46 Black

Delivery Condition of API 5L X PSL1 and X46 PSL2 material

PSL Condition Pipe & Steel Grade (a/b)
  • thermomechanical rolled
  • thermomechanical formed
  • normalized
  • normalizing formed
  • normalized and tempered
  • As-rolled
  • quenched and tempered
  • normalizing rolled
X46 or L320
  • normalized
  • normalizing formed
  • normalized & tempered
  • Normalizing rolled
X46N or L320N
  • tempered & Quenched
X46Q or L320Q
  • thermomechanical formed
  • Thermomechanical rolled
X46M or L320M

List of API 5l X46 PSL1 seamless pipe inspection document

PSL Condition
  • hydrostatic test
  • Certificate 3.1.A
  • nondestructive inspection
  • Certificate 3.1.C
  • pipe certification
  • Certificate 3.1.B

Inspection document list for API 5L X46 PSL2

PSL Condition
  • Inspection Certificate 3.1.C
  • hydrostatic test
  • Inspection Certificate 3.1
  • Inspection Certificate 3.2
  • DWT test
  • Inspection Certificate 3.1.A
  • Inspection Certificate 3.1.B
  • nondestructive inspection

Manufacturing types of API 5L X46 pipe

Pipe Type / Pipe End PSL 1 PSL 2

Types of API 5L Grade X46 pipe end

Pipe Type / Pipe End PSL 2 PSL 1
Threaded endf
Plain end X X
Belled ende X
Plain end for
special coupling

Chemical Composition for API 5l X46 PSL1 (Seamless and welded)

Grade Mass Fraction %
Magnesium Carbon Phosphorus Niboium Vanadium Sulphur Titanium
maxb maxb max min max max max max
L320 or X46 1.40 0.28 0.030 d d 0.030 d
L320 or X46 1.40 0.26 0.030 d d 0.030 d

Chemical Composition for API 5l X46 PSL2  (Seamless and welded)

Steel Grade (Steel Name) Mass Fraction, Based on Heat and Product Analyses
% max
Carbon Equivalent a
% max
Si C b P Mn b V CEIIW Ti Nb S Other CEPcm
API 5L X46 Seamless Pipe
X46Q or L320Q 0.45 0.18 0.025 1.40 0.05 0.43 0.04 0.05 0.015 e,l 0.25
X46N or L320N 0.40 0.24 0.025 1.40 0.07 0.43 0.04 0.05 0.015 d,e,l 0.25
API 5L X46 Welded Pipe
X46M or L320M 0.45 0.22 0.025 1.30 0.05 0.43 0.04 0.05 0.015 e,l 0.25

Tensile strength of X46 PSL 1

Pipe Grade Weld Seam of EW, LW, SAW, and COW
X46 PSL1 Pipe Body of Seamless and Welded Pipe
Tensile Strength b
MPa (psi)
Yield Strength a
MPa (psi)
Tensile Strength a
MPa (psi)
(on 50 mm or 2 in.)
min min min min
L320 or X46 435 (63,100) 320 (46,400) 435 (63,100) c

Tensile strength of X46 PSL 2

Pipe GradeX46 PSL2 Pipe Body of Seamless and Welded PipeWeld Seam of HFW, SAW and
COW Pipe

Yield Strength a
MPa (psi)
Tensile Strength a
MPa (psi)
Ratio a,c
(on 50 mm
or 2 in.)
Tensile Strength d
MPa (psi)
min max min max max min min
L320N or X46N L320Q or X46Q L320M or X46M 320 (46,400) 525 (76,100) 435 (63,100) 655 (95,000) 0.93 f 435 (63,100)

API 5l X46 Pipe Properties

List of quality tests required for X46 Pipe Material

  • Ex-stock of API 5L X46 PSL2 material with Bend Test
  • Flattening Test
  • Impact Test for API 5L X46 Carbon Steel Seamless Pipe
  • Pipe Body Tests
  • Guided-bend Test
  • Hydrostatic Test as per ASME B31.3
  • DWT test


Maximum Angle of X46 Seamless Pipe Internal Taper

Specified Wall Thickness
mm (in.)
Maximum Angle of Taper
14.0 (0.551) to < 17.0 (0.669) 11.0
< 10.5 (0.413) 7.0
10.5 (0.413) to < 14.0 (0.551) 9.5
≥ 17.0 (0.669) 14.0

Marking examples of X46 Line Pipe

  • Name of suppliers/ Manufacturers
  • Customer Inspection Representative
  • Identification Number
  • Tested
  • API Spec 5L
  • Grade
  • Colour for grade identification
  • Annex G
  • Pipe Type
  • Steel name
  • Outside Diameter
  • Wall Thickness

Looking to buy X46 ERW Pipe in Middle east? Check estimated delivery of
Grade X46 PSL1 Pipe Line to your nearby port

Middle East Country Name Nearby Port Name Estimated delivery of API 5L X46 Psl1 from China API 5L X46 Equivalent procurement from USA
(North America)
L320Q-API 5L X46Q pipe Import days from Europe
(Italy, Spain, Sweden, Norway)
Estimated delivery of X46 Steel Nace Pipe from Indian manufacturers
UAE (Dubai)
  • Al Hamriya Port Dubai
  • Mina Rashid Port Dubai
  • Jebel Ali Port Dubai
  • Fujairah Port Dubai
  • Hamriyah Port Dubai
  • Zayed Port
  • Khalifa Port Dubai
20-25 5-10 24-26 8-10
  • Hamad Port Qatar
  • Doha Port Qatar
18-20 25-30 26-28 4-5
  • Doha Port Kuwait
  • Shuaiba Port Kuwait
  • Shuwaikh Port Kuwait
26-40 31-33 27-28 5-7
  • Sultan Qaboos Port Oman
  • Al Sultan Qaboos Port Ship, Mutrah, Oman
  • Salalah Port Oman
15-17 20-22 22-23 2-3
  • Al-Hudaydah Port Yemen
  • Puerto de Aden Port Yemen
22-24 24-26 25-26 14-16
  • Port of Aqaba Jordan
25-30 13-16 24-26 8-10
  • Limassol Port Cyprus
  • Port of Famagusta Cyprus
15-20 25-30 12-14 8-12
Saudi Arabia (KSA)
  • Jeddah Islamic Port
    Saudi Arabia
  • Gizan Port Saudi Arabia
  • Jubail Commercial Port Saudi Arabia
15-18 30-40 16-17 5-6
  • Port Said Egypt
  • Sokhna Port Egypt
  • Port of ADABIYA Egypt
  • Alexandria Port Egypt
  • Dekheila Port Egypt
  • Safaga Port Egypt
  • Port of Abu Qir Egypt
15-18 15-20 18-20 12-15
  • Mina Salman Port Bahrain
  • Khalifa Bin Salman Port Bahrain
  • Manama Harbour Port Bahrain
  • Sitra Port Bahrain
  • Al Muharraq Port Bahrain
20-21 31-33 35-37 5-6
  • Port of Haifa Israel
  • Port of Eilat Israel
  • Hadera port Israel
18-20 14-20 15-16 7-8
  • Haydarpasa Port Turkey
  • Izmir Port Turkey
  • Port Akdeniz Antalya
19-21 14-16 13-14 16-18

The pipes are made up of these alloys that make the material corrosion-resistant. The api 5l grade x46 pipe is of a higher grade in the API 5L specification. It can be used in oil and gas industries in offshore and onshore applications. The pipes are also corrosion-resistant enough to be applied in sour services.

Select the Middle East stockist offering the greatest deal on l320 pipe, then investigate the production method.

This particular grade is called L320 because of its minimum yield strength of 320MPa. The L320 Pipe is manufactured through cold drawing and hot rolling for the seamless pipes. The API 5L X46 psl2 pipe also can be made by welded procedures. The seamless pipes are of smaller outer diameters whereas the welded pipes have diameters above 12 inches.

Look for API 5l x46 psl2 pipe material importers in ANSI Sch 80, 40, or 60 with PMI testing and complete sample retention; also, have a look at the welding procedure.

Making the api 5l gr. x46 pipe involves electric resistance welding, electric fusion welding, and electric arc welding. Arc welding is actually submerged arc welding with different techniques. The api 5l x 46 erw pipe can be made through LSAW, SSAW, and other arc welding methods as well.

A cut-to-length service is provided by a lot of API 5l x46 seamless pipe traders in Dubai. Final preparation is done in compliance with standards, reviewed application

API 5L X46 psl1 pipe is used in general oil and gas applications and sour services. Petroleum, petrochemical, oil and gas, refineries, and other industries use the API 5L X46 Carbon Steel Line Pipe. The pipes come in diameters ranging from ½ inch to 24 inches and in various wall thicknesses. The pressure requirements of the applications can be matched with the different schedules of the pipes.

Before making a purchase, compare the pricing of API 5l x46 psl1 pipe from two or more reliable suppliers in GCC. Check the necessary upkeep.

Api 5l x46 seamless pipe maintenance is much easier. The pipes are installed with fittings and piggable components that allow for cleaning. This makes the process easier. The pipes of larger diameters are usually easier to maintain. Smaller diameter pipes need extra care. The maintenance is also partially due to the corrosion and rusting of pipes. With the high-level corrosion resistance and abrasion resistance of these pipes, there is no need for intense maintenance.