Introduction to EN 10219 Spiral Pipe

EN 10219 spiral pipe is a cold-formed welded structural steel pipe designed for construction, piling, offshore structures, and infrastructure projects. Manufactured using the spiral submerged arc welding (SSAW) process, EN 10219 pipes offer high strength, excellent durability, and superior load-bearing capacity.

Compared to ASTM and API standards, EN 10219 focuses on structural applications rather than fluid transportation, making it ideal for civil engineering projects, bridge foundations, and offshore platforms.

Why Choose EN 10219 Spiral Pipe?

✔ Ideal for structural and foundation applications
✔ High strength and excellent load-bearing capacity
✔ Cost-effective alternative to seamless pipes
✔ Available in large diameters for deep foundations
✔ Compliant with European quality standards

In this guide, we will cover EN 10219 spiral pipe specifications, pricing, manufacturing process, key suppliers, and comparisons with other steel pipe standards.

EN 10219 Spiral Pipe Specifications & Standards

EN 10219 spiral pipes must meet strict chemical, mechanical, and dimensional requirements لضمان high structural performance and reliability.

متطلبات التركيب الكيميائي

درجة الفولاذ	Carbon (C) %	Manganese (Mn) %	Phosphorus (P) %	Sulfur (S) %
S235JRH	≤ 0.17	≤ 1.40	≤ 0.035	≤ 0.035
S275J0H	≤ 0.20	≤ 1.50	≤ 0.030	≤ 0.030
S355J2H	≤ 0.22	≤ 1.60	≤ 0.025	≤ 0.020

Mechanical Properties

الممتلكات	S235JRH	S275J0H	S355J2H
قوة الخضوع (MPa)	≥ 235	≥ 275	≥ 355
قوة الشد (ميجا باسكال)	360 – 510	430 – 580	470 – 630
Elongation (%)	≥ 22	≥ 20	≥ 18

Dimensional Specifications

✔ نطاق القطر: Φ219mm – Φ3500mm
✔ Wall Thickness: 4mm – 25mm
✔ Pipe Length: 6m, 9m, 12m, or customized
✔ End Finish: Plain end, beveled end, or flanged

Cangzhou Spiral Steel Pipes Group manufactures high-quality EN 10219 spiral pipes that comply with European standards.

EN 10219 Spiral Pipe vs. ASTM A252 & API 5L: Key Differences

EN 10219 is designed for structural applications, whereas ASTM A252 and API 5L serve piling and oil & gas applications.

الميزة	EN 10219	ASTM A252	API 5L
التطبيق	Structural, piling, offshore platforms	Piling, deep foundations	Oil & gas transmission pipelines
Material	Non-alloy & fine-grain steel	Carbon steel	Carbon steel (various grades)
عملية التصنيع	Welded (ERW, SSAW, LSAW)	Welded (SSAW & LSAW)	Seamless & welded (ERW, SSAW, LSAW)
القوة	عالية	عالية	عالية جداً
التكلفة	More affordable	Higher due to structural strength	Higher due to high-pressure applications

Which One Should You Choose?

✔ For structural applications → EN 10219 is the best choice
✔ For deep foundation piling → ASTM A252 is more suitable
✔ For oil & gas pipelines → API 5L is recommended

Cangzhou Spiral Steel Pipes Group manufactures various steel pipe grades to meet different project requirements.

EN 10219 Spiral Pipe Price Per Ton (2025)

سعر EN 10219 spiral pipes depends on factors like diameter, wall thickness, steel grade, and coatings. Below is an estimated wholesale price per ton for 2025:

سُمك الجدار (مم)	سعر الطن (بالدولار الأمريكي)
4 - 6 مم	900−900 – 900−1,200
8 – 12 mm	1,200−1,200 – 1,200−1,500
14 – 25 mm	1,500−1,500 – 1,500−1,900

Factors Affecting Pricing

✔ Steel Grade: Higher strength grades (S355J2H) cost more.
✔ Customization: Coatings, special dimensions, and end finishes increase the price.
✔ Order Quantity: Bulk purchases lower costs per ton.
✔ Shipping Costs: Prices vary depending on destination and freight charges.

تقدم مجموعة أنابيب الصلب الحلزونية الحلزونية من تشانجتشو competitive pricing for bulk EN 10219 spiral pipe orders.

EN 10219 Spiral Pipe Coating & Corrosion Protection

Why Is Coating Important for EN 10219 Spiral Pipes?

EN 10219 spiral pipes are primarily used in structural, offshore, and piling applications, where they are exposed to harsh environmental conditions such as moisture, seawater, and soil corrosion. Without proper coating, corrosion can weaken the structural integrity of the pipes, reducing their lifespan and increasing maintenance costs.

Applying a protective coating helps to:
✔ Prevent rust and structural deterioration
✔ Ensure durability in marine and underground environments
✔ Reduce long-term maintenance costs
✔ Improve mechanical strength and impact resistance

Common Coating Types for EN 10219 Spiral Pipes

نوع الطلاء	Best For	مقاومة التآكل	Temperature Resistance	المزايا
الإيبوكسي الملتصق بالاندماج (FBE)	Offshore & underground structures	عالية	Up to 85°C	Strong adhesion, chemical resistance, smooth surface
بولي إيثيلين ثلاثي الطبقات (3LPE)	Underground piling & foundation projects	عالية جداً	Up to 85°C	Excellent corrosion protection, high impact resistance
3 طبقات من البولي بروبلين (3LPP)	Offshore platforms & marine structures	عالية جداً	Up to 140°C	High impact resistance, superior mechanical strength
Coal Tar Epoxy (CTE)	Marine piling & bridge supports	عالية جداً	Up to 100°C	Cost-effective, effective in high-moisture areas
Galvanized Coating	Structural & general piling applications	معتدل	Up to 60°C	Affordable, suitable for general-purpose use

Choosing the Right Coating for Your Project

✔ For offshore and marine piling → 3LPP or Coal Tar Epoxy is best
✔ For underground and foundation piling → 3LPE provides excellent protection
✔ For bridge and general structural piling → FBE or Galvanized Coating works well

مجموعة كانغتشو للأنابيب الفولاذية الحلزونية يوفر customized coating solutions لمقابلة specific project requirements.

How to Import EN 10219 Spiral Pipes from China?

Step-by-Step Guide to Importing EN 10219 Spiral Pipes

✔ Step 1: Choose a Reliable Supplier

• Verify EN 10219, ISO, and API certifications
• Check production capacity and quality standards
• Request product samples and factory inspections

✔ Step 2: Request a Quotation

• Provide pipe specifications (diameter, thickness, steel grade, coating type)
• Get pricing for FOB, CIF, or EXW terms

✔ Step 3: Negotiate Terms & Finalize Order

• Discuss payment terms (T/T, L/C, etc.)
• Confirm production lead time and delivery schedule

✔ Step 4: Quality Inspection & Testing

• Arrange for third-party inspection (SGS, BV, etc.)
• Ensure compliance with contract specifications

✔ Step 5: Shipping & Customs Clearance

• Work with freight forwarders for smooth logistics
• Submit necessary customs documents (Bill of Lading, Packing List, Commercial Invoice, etc.)

مجموعة كانغتشو للأنابيب الفولاذية الحلزونية يوفر hassle-free export servicesضمان timely delivery worldwide.

Global Market Demand for EN 10219 Spiral Pipes

Why Are EN 10219 Spiral Pipes in High Demand?

✔ Growing Infrastructure Development – Demand for bridge foundations, deep-water ports, and structural piling is increasing.
✔ Marine & Offshore Construction – EN 10219 pipes are widely used in wharf construction, seawalls, and offshore drilling platforms.
✔ Urban Expansion – Governments are investing in high-rise buildings, tunnels, and underground foundations requiring strong piling structures.
✔ Cost-Effective Alternative – Compared to seamless pipes, spiral welded pipes offer lower costs for large-scale piling projects.

Top Importing Regions for EN 10219 Spiral Pipes

المنطقة	التطبيقات الرئيسية	Demand (%)
North America (USA, Canada)	Bridge foundations, deep foundation piling	40%
Europe (Germany, UK, France)	Marine piling, construction	18%
Middle East (UAE, Saudi Arabia)	Offshore & desert piling projects	20%
Southeast Asia (India, Indonesia)	Infrastructure, underground metro piling	12%
Africa & Latin America	Mining, water supply, energy	10%

تشانغتشو الحلزونية الفولاذ Pipes Group exports high-quality EN 10219 spiral pipes to over 50 countries worldwide.

Frequently Asked Questions (FAQ) About EN 10219 Spiral Pipes

سؤال	الإجابة
What is EN 10219 spiral pipe used for?	Structural support, piling, offshore platforms, and infrastructure projects.
What is the difference between EN 10219 and ASTM A252?	EN 10219 is for structural applications, while ASTM A252 is used for deep foundation piling.
Can EN 10219 pipes be custom-coated?	Yes, available coatings include 3LPE, 3LPP, FBE, and Coal Tar Epoxy.
What is the minimum order quantity (MOQ) for EN 10219 pipes?	MOQ depends on the supplier, but bulk orders (50+ tons) receive better pricing.
How long does it take to manufacture EN 10219 pipes?	Typically 15-45 days, depending on order size and specifications.
What are the payment terms for importing EN 10219 pipes?	T/T (Telegraphic Transfer), L/C (Letter of Credit), and D/P (Documents Against Payment) are commonly used.
What sizes are available for EN 10219 spiral pipes?	Diameters from Φ219mm to Φ3500mm, thicknesses from 4mm to 25mm.
Do EN 10219 pipes require third-party inspection?	Yes, third-party testing and certification are recommended for EN 10219 pipes.
Can Cangzhou Spiral Steel Pipes Group export to my country?	Yes, we export to over 50 countries worldwide.

Final Thoughts: Why Choose Cangzhou Spiral Steel Pipes Group for EN 10219 Spiral Pipes?

بالنسبة لـ high-quality EN 10219 spiral pipes, شركة مجموعة تشانغتشو للأنابيب الفولاذية الحلزونية المحدودة هو best supplier in 2025!

✔ 27+ years of experience in SSAW pipe manufacturing
✔ 400,000 tons annual production capacity
✔ Certified by EN 10219, ASTM, API 5L, GB/T, ISO 9001
✔ Custom sizes, coatings, and global shipping
✔ Competitive pricing for bulk orders

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