Description
Direct Mill Supply for EN 10217 LSAW Pipes — Every heat number is tested in our in-house physical and chemical laboratory before shipment, with full CE and SGS/BV documentation ready for EU and Middle East customs clearance.
Technical Specifications
| Parameter | Value |
|---|---|
| Designation | LSAW Longitudinal Submerge-Arc Welded Steel Pipe / EN 10217 |
| Product Type | LSAW Welded Steel Pipe |
| Steel Grade | P195TR1, P235TR1, P265TR1, P195TR2, P235TR2, P265TR2, P235GH, P265GH, S235JR, S275J0, S275J2, S355J0, S355J2, S355KJ2, Q195, Q215A, Q215B, Q235A, Q235B, Q345A, Q345B, A53-A369, 10#-45#, 16Mn, ST35-ST52, GR.1/GR.2/GR.3 (ASTM A252), API 5L PSL1/PSL2 (L210–L555) |
| Standard | EN 10217-1, EN 10217-5, EN 10219-1/2, GB/T 9711, API 5L (PSL1/PSL2), ISO 3183, ASTM A252, ASTM A53, SY/T 5037, SY/T 5040 |
| Section Shape | Round |
| Outer Diameter | 219 mm – 3000 mm |
| Wall Thickness | 5.2 mm – 30 mm |
| Length | 6 m / 12 m (custom available) |
| Technique | LSAW (Longitudinal Submerge-Arc Welded) |
| Surface Treatment | 3PE / FBE / Hot Rolled / Oiled / Non-oiled |
| Ends | Plain / Beveled |
| Tolerance | ±1% |
| Invoicing | By Theoretical Weight |
| Processing Service | Welding, Punching, Cutting, Bending, Decoiling |
| Application | Fluid transport, Oil & natural gas pipelines, Industrial and civil construction, Water supply, Structural piling, Pressure conveyance |
| Origin | Shandong, China |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Oil & Gas EPC | Onshore transmission pipelines, gas gathering networks, trunk lines for hydrocarbon conveyance |
| Municipal Infrastructure | Urban water supply mains, industrial fluid transport systems, drainage and sewage networks |
| Civil & Industrial Construction | Structural piling for high-rise foundations, bridge pier casings, port and marine jetty supports |
| Pressure Systems | Boiler feed lines, heat exchanger circuits, compressed air and steam conveyance |
What Certification Gaps Cost on a Pipeline Order
Missing EN 10217 mill test certificates or incorrect CE references can halt an entire shipment at EU or Middle East customs.
When sourcing an EN 10217 LSAW steel pipe supplier for pipeline projects, buyers often encounter material certificates that reference the wrong standard revision, lack Charpy impact test data for low-temperature grades like S275J2 or S355J2, or omit heat-by-heat chemical composition records. These gaps trigger third-party re-inspection delays, customs holds, and in worst cases, full batch rejection at the destination port. [NEED_CITE: EN 10217 welded steel pipe pressure equipment directive compliance requirements]
The problem compounds when suppliers mix P-series pressure grades with S-series structural grades without clear equivalence documentation. A P265GH ordered for high-temperature service cannot be substituted with Q345B without full mechanical property validation — yet trading companies without in-house laboratories frequently ship material with incomplete or generic test reports.
Matching Large-Diameter LSAW Pipes to Pipeline and Piling Projects
An EN 10217 LSAW steel pipe supplier covering OD 219–3000mm with wall thickness up to 30mm addresses the full spectrum of pressure conveyance and structural piling requirements. The LSAW longitudinal weld seam provides consistent joint integrity across heavy-wall sections, while 3PE and FBE coating options extend service life in corrosive soil and marine environments. For structural piling applications, ASTM A252 GR.1/GR.2/GR.3 grades meet driving resistance requirements, while EN 10217-5 PSL2 pipes satisfy API 5L specifications for oil and gas transmission.
Engineering Compliance and Surface Protection Selection
Pressure pipelines operating under EN 10217-1 require documented proof of hydrostatic test performance and weld seam ultrasonic inspection — specifications that trading companies without direct mill access often cannot verify. For sour service or offshore environments, API 5L PSL2 with supplementary requirements (SSC resistance, HIC testing) becomes mandatory, and the EN 10217 LSAW steel pipe supplier must provide full material traceability from slab to finished pipe. [NEED_CITE: API 5L PSL2 supplementary requirements for sour service pipelines] Surface treatment selection between 3PE three-layer polyethylene and FBE fusion-bonded epoxy depends on soil resistivity, operating temperature, and design life — 3PE offers superior mechanical protection during backfilling, while FBE provides better adhesion at elevated temperatures.
Steel Grade Systems and LSAW Welding Metallurgy
The P-series grades (P195, P235, P265) under EN 10217-1 are killed steel designed for pressure containment, with controlled carbon equivalent to ensure weldability without preheating. The S-series structural grades (S235JR through S355KJ2) under EN 10219 prioritize impact toughness at sub-zero temperatures, with J0/J2/KJ2 suffixes indicating progressively lower Charpy test temperatures. Q-series Chinese grades (Q235, Q345) follow GB/T 700 and GB/T 1591, with yield strength designations that do not directly map to EN or ASTM equivalents without full mechanical property comparison. The LSAW process uses submerged arc welding with flux coverage, producing a clean weld seam with minimal spatter and consistent penetration across wall thicknesses from 5.2mm to 30mm — critical for high-pressure applications where weld integrity determines system reliability.
Hidden Costs of Incorrect Grade Substitution and Tolerance Deviation
Ordering S355J2 for a low-temperature pipeline application but receiving Q345B without documented impact test results creates latent structural risk — the material may pass visual inspection but fail Charpy testing at -20°C, triggering costly field replacement. Similarly, wall thickness tolerance exceeding ±1% on heavy-wall pipes reduces pressure rating margin and may fail hydrostatic proof testing at site. [NEED_CITE: EN 10217 dimensional tolerance requirements for pressure applications] Certification gaps — missing CE marks, incomplete EN 10204 3.1 certificates, or absent third-party inspection reports — result in customs clearance delays averaging weeks, with demurrage charges accumulating at destination ports.
Why Project Procurement Teams Source from SD XJY Pipe
Our in-house physical and chemical laboratory performs full-spectrum testing on every heat — chemical composition via spectrometer, tensile and Charpy impact testing per ordered standard, and ultrasonic weld seam inspection — with results documented in EN 10204 3.1/3.2 mill test certificates. We hold CE certification per EN 10210 and EN 10219, ISO 9001:2015 quality management, and Singapore FPC approval, enabling direct customs clearance across EU, Middle East, and Southeast Asian markets. Third-party inspection by SGS, BV, or Lloyd’s is arranged on request, with full photo documentation provided before container sealing. Our professional loading team uses anti-damage measures including edge protectors, steel strip bundling, and optimized container weight distribution to prevent bending and surface damage during ocean transit — critical for 3PE-coated pipes where coating integrity determines corrosion protection performance.
Documentation & Compliance
- Mill test certificate documenting P265GH chemical composition, tensile properties, and Charpy impact values per EN 10217-1, with heat number traceability
- CE certificate per EN 10210/EN 10219 for pressure equipment and structural hollow section compliance, valid for EU market customs clearance
- ISO 9001:2015 quality management system certificate covering full production and testing processes
- SGS or BV third-party inspection report confirming dimensional accuracy, coating thickness, and weld seam quality before shipment
- Material traceability documentation linking each pipe to slab heat number, production date, and full test results
- Export customs documents including packing list, bill of lading, certificate of origin, and commercial invoice formatted for destination country requirements
Packaging, Loading & Delivery
- LSAW pipes bundled with high-tensile steel strips at intervals matching 6m and 12m standard lengths, with end protectors preventing bevel damage during handling
- 3PE and FBE coated pipes wrapped with woven fabric and edge protectors to preserve coating integrity during ocean transit and container loading
- Container loading optimized by our professional team using anti-damage measures — pipes nested by diameter, weighted distributed to prevent shifting, and secured with timber wedges and steel wire
- Custom cutting service available for non-standard lengths, with cut ends deburred and protected against corrosion during storage and transit
- Heat number and steel grade stenciled on each pipe end for site identification and material traceability verification
- FOB, CIF, and DDP shipping terms available, with full export documentation and tracking provided until destination port arrival
Moving Forward with Your EN 10217 LSAW Pipe Inquiry
Submit your required outer diameter, wall thickness, steel grade, surface treatment, quantity, and destination port — we respond within 12 hours with detailed quotation including unit price, production lead time, and shipping terms. Mill test certificates and third-party inspection arrangements are confirmed before contract signing, ensuring full compliance with your project specifications and destination market regulations.
Frequently Asked Questions
Q: How do P-series EN 10217 grades compare to API 5L and ASTM A252 specifications?
A: P-series grades (P195, P235, P265) under EN 10217-1 are pressure-rated killed steels with controlled carbon equivalent for weldability. API 5L grades (L210–L555) follow similar pressure containment principles but with different testing protocols and supplementary requirements for sour service. ASTM A252 GR.1/GR.2/GR.3 are structural piling grades prioritizing driving resistance over pressure containment. Full mechanical property comparison is required for grade substitution — we provide equivalence documentation with every inquiry.
Q: What third-party inspection and certification options are available for EU market compliance?
A: We hold CE certification per EN 10210 and EN 10219, with full mill test certificates issued per EN 10204 3.1/3.2 format. Third-party inspection by SGS, BV, or Lloyd’s is arranged on request, covering dimensional verification, coating thickness measurement, weld seam ultrasonic testing, and mechanical property validation. All documentation is formatted for EU customs clearance, with correct EN standard references and complete heat number traceability.
Q: How do you ensure coating integrity for 3PE and FBE coated pipes during shipping?
A: 3PE and FBE coated pipes are bundled with woven fabric wrapping and edge protectors to prevent coating damage during handling and transit. Our professional loading team uses anti-damage measures including nested diameter arrangement, timber wedge securing, and weight distribution optimization to prevent pipe movement and coating abrasion. Coating thickness is verified by third-party inspection before container sealing, with full photo documentation provided.
Q: What is the production lead time for custom wall thickness and non-standard lengths?
A: Standard sizes (6m and 12m lengths, common wall thicknesses) ship from stock within typical production lead times. Custom non-standard lengths and special wall thickness requirements enter production scheduling, with full dimensional and mechanical testing performed in our in-house laboratory before shipment. Third-party inspection is arranged on request, with complete mill test certificates and export documentation provided.
Get Your EN 10217 LSAW Pipe Quote with Full Certification Package
Send your specifications — outer diameter, wall thickness, steel grade, surface treatment, quantity, and destination port — to receive detailed quotation and mill test certificate samples within 12 hours.
Contact SD XJY Pipe
Tel: +86 531 8573 6315
Mobile/WhatsApp/WeChat: +86 188 5315 7756
Email: admin@sdxjypipe.com
Website: www.sdxjypipe.com
