Introduction to China Spiral Welded Steel Pipe

China is one of the largest producers and exporters من spiral welded steel pipes, offering high-quality, cost-effective solutions for oil & gas, water transmission, construction, piling, and industrial applications. إن spiral submerged arc welding (SSAW) process used in production ensures high-strength, durable, and reliable pipes that meet international industry standards مثل API 5L, ASTM A252, and GB/T9711.

Why Choose Spiral Welded Steel Pipes from China?

✔ Manufactured according to API 5L, ASTM A252, GB/T9711, and DIN standards
✔ Cost-effective alternative to seamless and ERW pipes
✔ Available in a wide range of diameters (219mm – 3658mm) and wall thicknesses
✔ High corrosion resistance with various coatings (3LPE, FBE, galvanized, etc.)
✔ Ideal for large-scale infrastructure projects

This guide covers the top Chinese manufacturers, price trends, specifications, applications, and how to choose the best China spiral welded steel pipe supplier.

Top China Spiral Welded Steel Pipe Manufacturers in 2025

اختيار reliable manufacturer يضمن high-quality materials, precision welding, and compliance with international standards. فيما يلي بعض من leading spiral welded steel pipe manufacturers in China:

1. Cangzhou Spiral Steel Pipes Group Co., Ltd. (Best for Large-Scale Projects)

✔ 27 عاماً من الخبرة في تصنيع أنابيب الصلب
✔ 13 advanced production lines لـ Φ219–Φ3500mm spiral welded pipes
✔ الطاقة الإنتاجية السنوية: 400,000 طن
✔ ISO 9001, API 5L, ASTM-certified spiral steel pipes
✔ Specializes in oil & gas, water transmission, and industrial pipelines

📍 الموقع: No. 92, Jiefang East Road, Xinhua District, Cangzhou, China
📞 Contact: Request a Quote

2. Baosteel Group (Best for High-Strength Steel Pipes)

✔ One of China’s largest steel manufacturers
✔ Produces API 5L-certified spiral welded steel pipes
✔ Advanced R&D capabilities for high-strength steel materials

📍 الموقع: شنغهاي، الصين
📞 Contact: Request a Quote

3. Tianjin Youfa Steel Pipe Group (Best for Structural & Piling Pipes)

✔ Top supplier of SSAW pipes for construction and piling
✔ Exports to over 100 countries worldwide
✔ Strong distribution network for fast delivery

📍 الموقع: تيانجين، الصين
📞 Contact: Request a Quote

4. Hengyang Valin Steel Tube Co., Ltd (Best for Heavy-Duty Industrial Pipes)

✔ Leading producer of large-diameter SSAW pipes
✔ Specializes in high-pressure pipelines for oil & gas applications
✔ Advanced testing facilities for quality assurance

📍 الموقع: Hengyang, China
📞 Contact: Request a Quote

5. Ansteel Group Corporation (Best for Marine & Offshore Pipelines)

✔ Focuses on spiral steel pipes for power plants, chemical industries, and marine applications
✔ High-strength steel grades available
✔ Complies with API, ASTM, and DIN standards

📍 الموقع: Anshan, China
📞 Contact: Request a Quote

Each of these manufacturers provides high-quality spiral welded steel pipes مع custom specifications for global projects.

China Spiral Welded Steel Pipe Specifications & Standards

Chinese manufacturers produce spiral welded steel pipes that comply with global industry standards. Below is a breakdown of the common specifications:

قياسي	التطبيق	درجة الفولاذ	Diameter Range (mm)	سُمك الجدار (مم)
API 5L	خطوط أنابيب النفط والغاز	X42 - X80	219 – 3658	6 – 40
ASTM A252	Piling, construction	Grade 1, 2, 3	219 – 3658	6 – 40
GB/T9711	Industrial & water pipelines	L245 – L555	219 – 3658	6 – 40
EN 10219	التطبيقات الهيكلية	S355J0H, S275J0H	219 – 3658	6 – 40

Why Choose API 5L or ASTM A252 Spiral Welded Steel Pipes?

✔ API 5L – Best for oil & gas pipelines requiring high pressure resistance
✔ ASTM A252 – Ideal for piling and foundation projects in construction

توفر مجموعة أنابيب الصلب الحلزونية الحلزونية من تشانغتشو customized spiral welded steel pipes that meet these specifications.

China Spiral Welded Steel Pipe Applications

Where Are Spiral Welded Steel Pipes Used?

الصناعة	التطبيق	Why Spiral Welded Steel Pipes?
خطوط أنابيب النفط والغاز	Crude oil, natural gas, offshore pipelines	High-pressure resistance and long-distance transmission
نقل المياه	Municipal water supply, wastewater pipelines	Leak-proof, corrosion-resistant, and cost-effective
Industrial Pipelines	Power plants, chemical processing, and refineries	Handles high pressures and corrosive environments
Construction & Structural	Piling, bridge foundations, structural supports	High strength and load-bearing capacity
البحرية والبحرية	Coastal water transmission, offshore oil rigs	مقاوم لمياه البحر والظروف البحرية القاسية

Cangzhou Spiral Steel Pipes Group is a trusted supplier for oil & gas, water transmission, construction, and industrial projects globally.

China Spiral Welded Steel Pipe Price Trends in 2025

سعر China Spiral Welded Steel Pipes تختلف بناءً على عوامل مثل pipe diameter, wall thickness, steel grade, and coating type. فيما يلي مخطط الأسعار التقديري لعام 2025:

سُمك الجدار (مم)	درجة الفولاذ	سعر الطن (بالدولار الأمريكي)
6 – 10 mm	api 5l x42 - x65	600−600 – 600−900
12 – 18 mm	api 5l x65 - x70	850−850 – 850−1,200
20 – 40 mm	api 5l x70 - x80	1,100−1,100 – 1,100−1,500

العوامل المؤثرة في السعر:

✔ Steel Grade: Higher grades (X70, X80) cost more.
✔ نوع الطلاء: FBE, 3LPE, and PP coatings add extra cost.
✔ Order Quantity: Bulk orders receive better pricing.

تقدم مجموعة أنابيب الصلب الحلزونية الحلزونية من تشانجتشو high-quality spiral welded steel pipes at competitive prices.

China Spiral Welded Steel Pipe: Coating & Anti-Corrosion Treatments

What Are the Common Coatings for Spiral Welded Steel Pipes?

To enhance corrosion resistance and mechanical durability, China Spiral Welded Steel Pipe manufacturers offer various protective coatings tailored for different environments. Below is a comparison of the most commonly used coatings:

نوع الطلاء	Best For	مقاومة التآكل	مقاومة درجات الحرارة
الإيبوكسي الملتصق بالاندماج (FBE)	Water pipelines, oil & gas	عالية	Up to 85°C
بولي إيثيلين ثلاثي الطبقات (3LPE)	Underground pipelines, oil & gas	عالية جداً	Up to 85°C
3 طبقات من البولي بروبلين (3LPP)	Offshore pipelines, high-temperature applications	عالية جداً	Up to 140°C
Coal Tar Epoxy (CTE)	Buried pipelines, marine environments	عالية جداً	Up to 100°C
Galvanized Coating	Structural applications, fencing	معتدل	Up to 60°C

Why Apply Protective Coatings?

✔ Prevents corrosion and rust formation
✔ Extends pipeline lifespan by 50+ years
✔ Improves mechanical and chemical resistance
✔ Enhances performance in extreme environments

تشانغتشو الحلزونية الفولاذ Pipes Group provides customized coating solutions لـ oil & gas, water transmission, and industrial pipeline applications.

How to Choose the Best China Spiral Welded Steel Pipe Manufacturer?

Selecting the right manufacturer impacts project success, cost-effectiveness, and long-term durability. Here are the key factors to consider when choosing a China Spiral Welded Steel Pipe manufacturer:

1. Quality Standards & Certifications

• Look for manufacturers that comply with API 5L, ASTM A252, GB/T9711, and ISO standards.
• Ensure they have quality certifications (ISO 9001, API 5L, CE, etc.).

2. Production Capacity & Experience

• Choose a manufacturer with large-scale production capabilities for bulk orders.
• Experience matters – manufacturers like مجموعة كانغتشو للأنابيب الفولاذية الحلزونية have 27+ years of expertise.

3. Customization & Coating Options

• Ensure the manufacturer offers custom pipe sizes, wall thicknesses, and coatings.
• Ask about Fusion Bonded Epoxy (FBE), 3LPE, 3LPP, and Coal Tar Epoxy coatings.

4. Competitive Pricing & Payment Terms

• Compare pricing among top manufacturers to get the best deal.
• Look for flexible payment options, bulk order discounts, and shipping terms.

5. Delivery Time & Logistics

• Choose manufacturers with fast production and global shipping capabilities.
• Ensure they provide proper packaging, documentation, and export services.

FAQ: China Spiral Welded Steel Pipe Manufacturers

سؤال	الإجابة
Who is the most reliable China Spiral Welded Steel Pipe Manufacturer?	شركة مجموعة تشانغتشو للأنابيب الفولاذية الحلزونية المحدودة is a leading manufacturer with منتجات معتمدة من ISO و API.
How do I verify the quality of a China Spiral Welded Steel Pipe Manufacturer?	Look for API 5L, ASTM A252, GB/T9711, ISO 9001 certifications & request third-party inspection.
What industries use China Spiral Welded Steel Pipes?	مستخدمة في oil & gas, water transmission, construction, piling, and industrial applications.
ما هو سعر الطن في عام 2025؟	تتراوح الأسعار من 600to600 to 600to1,500 per tonحسب الحجم ودرجة الفولاذ.
Can China Spiral Welded Steel Pipes be customized?	Yes, manufacturers offer custom sizes, wall thicknesses, and coatings.
What coatings are available for China Spiral Welded Steel Pipes?	3LPE, 3LPP, FBE, Coal Tar Epoxy, and Galvanized coatings are available.
How long does it take to manufacture and ship?	Production time varies (typically 15-45 days), with global shipping options available.

الأفكار النهائية

بالنسبة لـ premium-quality China Spiral Welded Steel Pipes, شركة مجموعة تشانغتشو للأنابيب الفولاذية الحلزونية المحدودة هو best choice in 2025!

تحتاج إلى اقتباس أو أكثر التفاصيل الفنية? اتصل بنا مجموعة كانغتشو للأنابيب الفولاذية الحلزونية اليوم!