Specifications
Length :
6m-24m
Weld Seam :
Double-sided Submerged Arc Welded
Delivery Time :
15-30 Workdays
Steel Grade :
API 5L X65 / L450
End Type :
Plain End / Beveled End
Certification :
ISO/TUV/SGS
MOQ :
1 Piece
Manufacturing Process :
SSAW (Spiral Submerged Arc Welded)
Brand Name :
TOBO
Supply Ability :
10 Ton/Month
Surface Treatment :
Black Painting, 3PE, FBE, Coal Tar Epoxy
Standard :
API 5L, SY/T5037, ASTM A252
Model Number :
API Carbon Steel Pipe
Place of Origin :
Shanghai, China
Price :
Negotiable
Packaging Details :
Standard Shipping Package
Outer Diameter :
219mm-3500mm
Payment Terms :
T/T,Western Union
Wall Thickness :
5.0mm-28mm
Description
API 5L X65 SSAW Spiral Welded Carbon Steel Pipe 219mm-3500mm OD 5.0mm-28mm WT SY/T5037 Oil Gas Water Pipeline
Product Overview

Our API 5L X65 SSAW (Spiral Submerged Arc Welded) carbon steel pipe is engineered for large-diameter, high-pressure pipeline applications. Manufactured to SY/T5037 and API 5L specifications using advanced double-sided submerged arc welding technology, this pipe delivers superior strength (minimum yield 450 MPa) and reliability for critical infrastructure projects.

Product Features
  • Spiral Welding Technology: Continuous spiral forming allows production of large-diameter pipes with excellent roundness and straightness
  • X65 High Strength Grade: Minimum yield strength of 450 MPa (65 ksi) for high-pressure transmission pipelines
  • Extra-Large Diameter Range: OD from 219mm to 3500mm covers all major pipeline specifications
  • Double-Sided Welding: Internal and external submerged arc welding ensures full penetration and defect-free joints
  • Long Length Capability: Available in lengths up to 24 meters to reduce field welding joints
Applications
  • Long-distance oil and gas transmission pipelines
  • Water supply and sewage treatment mains
  • Offshore and subsea pipeline projects
  • Structural pipe piling and foundation engineering
  • Petrochemical and refinery process piping
Quality Assurance

Comprehensive testing includes 100% hydrostatic pressure test, radiographic (X-ray) weld inspection, ultrasonic testing, mechanical properties testing (tensile, yield, elongation, impact), chemical analysis, and dimensional verification.

Full Mill Test Certificate (EN 10204/3.1) provided. Third-party inspection by SGS, TUV, BV, or Lloyds available.
Packaging & Delivery

Standard shipping package with plastic end caps, bundled and secured with steel straps, waterproof wrapping for ocean transport. Delivery within 15-30 workdays from order confirmation.

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API 5L X65 SSAW Spiral Welded Carbon Steel Pipe with 219mm-3500mm OD and 5.0mm-28mm WT for Oil Gas Water Pipeline

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Length :
6m-24m
Weld Seam :
Double-sided Submerged Arc Welded
Delivery Time :
15-30 Workdays
Steel Grade :
API 5L X65 / L450
End Type :
Plain End / Beveled End
Certification :
ISO/TUV/SGS
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video
API 5L X65 SSAW Spiral Welded Carbon Steel Pipe with 219mm-3500mm OD and 5.0mm-28mm WT for Oil Gas Water Pipeline
API 5L X65 SSAW Spiral Welded Carbon Steel Pipe with 219mm-3500mm OD and 5.0mm-28mm WT for Oil Gas Water Pipeline
API 5L X65 SSAW Spiral Welded Carbon Steel Pipe with 219mm-3500mm OD and 5.0mm-28mm WT for Oil Gas Water Pipeline
API 5L X65 SSAW Spiral Welded Carbon Steel Pipe with 219mm-3500mm OD and 5.0mm-28mm WT for Oil Gas Water Pipeline

TOBO STEEL GROUP CHINA

Verified Supplier
12 Years
shanghai, shanghai
Since 1998
Business Type :
Manufacturer, Agent, Importer, Exporter, Trading Company, Seller
Total Annual :
100000-100000000
Employee Number :
200~300
Certification Level :
Verified Supplier
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