As a prominent supplier, Excellent Overseas is responsible for delivering unparalleled quality in API 5L X80 Seamless Pipe Suppliers and API 5L X80 PSL2 Material Stock from leading Manufacturers like Tubes, MSL, Seah, Hyundai, ArcelorMittal and NSSMC.
Table of Content
Supply Range & Dimensions
SMLS Size1/2" to 26"
ERW Size1/2" to 24"
SSAW Size16" to 64"
Schedule (WT)SCH-20 to SCH-XXS Upto 80 MM
LengthSRL, DRL, 6 Mtr, 12 Mtr, Cut Length
TypesSeamless, ERW, LSAW, DSAW, SSAW
Pipe EndsPlain, Bevel, Screwed, Threaded
Delivery ConditionsN, Q, S, M, R
Specification LevelPSL1, PSL2
Equivalent GradesL555, L555M, L555Q
Surface FinishNatural, Black, Painting, Varnished
Coating3LPE, 3PP, FBE, 3PE
CertificationsEN 10204 3.1, 3.2 & NABL Lab
Export AreasSingapore, KSA, Qatar, USA, UK, Mexico
Manufacturers in Stock

Hyundai Hysco

Valcovny Trub

Benteler Make

SEAH Korea

Butting Make

JFE Make

ArcelorMittal

Tenaris Steel

MSL Make

Nippon Steel

Tubular Canada

Tubos API
Chemical Composition
| Grade Name | Form | C (Max) | Mn (Max) | P (Max) | S (Max) | V | Nb |
|---|---|---|---|---|---|---|---|
| X80 | Seamless | 0.18 | 1.85 | 0.025 | 0.015 | c | c |
| Welded | 0.18 | 1.85 | 0.025 | 0.015 | c | c | |
| X80M / X80Q | SMLS / Welded | 0.18 | 1.85 | 0.025 | 0.015 | ≤ 0.11 | ≤ 0.11 |
Mechanical Properties
| Steel Grade | Yield Strength (Min) | Tensile Strength (Min) | Elongation (%) |
|---|---|---|---|
| X80 | 555 N/mm² (80,500 psi) | 625 N/mm² (90,600 psi) | 16% |
| L555 | 555 N/mm² (80,500 psi) | 625 N/mm² (90,600 psi) | 16% |
| X80M / X80Q PSL 2 | 555 – 705 N/mm² | 625 – 825 N/mm² | 16% |
Material Equivalent Grades
| Standard | Specification Level | Equivalent Grade | Application Notes |
|---|---|---|---|
| ASTM API 5L | PSL 1 | L555 or X80 | Standard General Pipeline |
| PSL 2 | L555Q / X80Q / X80M | Enhanced (Charpy impact tested) | |
| DNV-OS-F101 | Offshore | 555 / 555U | Submarine pipeline systems |
API 5L X80 Applications
Pipeline Transmission
Deepwater Pipelines
Arctic & Extreme Cold
Ultra-High Pressure Gas
Long Distance Transport
Transit Timing & Delivery
| Country | Destination Port | Sea Freight Timing | Air Freight Timing |
|---|---|---|---|
United States | Houston | 38–45 Days | 4–5 Days |
Netherlands | Rotterdam | 30–34 Days | 2–3 Days |
UAE | Jebel Ali | 4–6 Days | 1 Day |
Saudi Arabia | Dammam | 10–14 Days | 1–2 Days |
Singapore | Port of Singapore | 12–16 Days | 1–2 Days |
Process of Manufacturing
Coating Material & Protection

Liquid Epoxy Coated

3LPE Coated

FBE Coated
PSL1 vs PSL2 & Grade Comparisons
PSL1 — Standard Level
- • Basic chemical requirements
- • Tensile & Hydrostatic testing
- • No max yield strength limit
- • No CVN toughness required
PSL2 — Enhanced Level
- • Stricter chemical composition
- • Max yield strength limit
- • CVN Charpy impact required
- • HIC / SSC sour service testing
Types of API 5L Pipes
X80 Seamless
X80 ERW
X80 Welded
X80 PSL2
Countries We Export To
United States
Canada
Saudi Arabia
UAE
Qatar
Oman
Kuwait
Bahrain
United Kingdom
Germany
Italy
Spain
Brazil
South Africa
Australia
Singapore
Malaysia
Indonesia
Vietnam
Thailand
Netherlands