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Spiral Welded
Pipe Factory
in China
Professional Production, Quality Manufacturing
About Us
Spiral Welded
Pipe Factory
in China
Professional Production, Quality Manufacturing
About Us

CangluoGroup - One of The Leading Spiral Welding Pipe Supplier to Rocket Your Business

Cangzhou DoubleDragon Steel Pipe Co., Ltd. is a professional manufacturer of spiral steel pipes, committed to providing high-quality and reliable steel pipe products to customers around the world. With advanced production equipment and strict quality management system, our products are widely used in many fields such as oil, gas, construction, infrastructure, etc. We are always customer-oriented, and through continuous innovation and technological upgrading, we ensure that every steel pipe meets international standards.
The company has many international certifications such as ISO 9001, API 5L, CE, etc., which proves our excellence in quality, safety and environmental protection. The company not only attaches importance to product quality, but also pays more attention to customer experience, providing flexible customization and fast delivery services. We have won the trust and support of global customers with our professional team, excellent products and efficient services.
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spiral welded pipe manufacturer
spiral welded pipe manufacturer

Your Professional Spiral Welded Pipe Manufacturer in China

2 factories, 11 spiral steel pipe production lines,2 coating production lines.
30 years of production experience, annual output value 400,000 tons.
Each pipe is quality tested.
Complying criteria as API 5L, CE, ISO.
Customized production according to customer needs.

Featured Product

spiral welding pipe
Spiral Welding Pipe
We are a manufacturer that only produces spiral welded pipes.
api 5l psl grb
API 5L Pipe
We supply api psl 1 and api psl 2 spiral welded pipes.
astm a53
ASTM Pipe
We provide ASTM A53, ASTM A139 and ASTM A252 spiral welded pipes.
spiral submerged arc welded pipe
EN 10219 Pipe
We can produce European standard EN10219 spiral pipe.
coated pipe
Coating Pipe
We can produce coated spiral submerged arc welded pipe.
lined pipe
Lined Pipe
We can produce lined spiral welded steel pipe.

Quality Certification

Our spiral steel pipe products have passed important international certifications such as ISO 9001, API 5L, CE and EN 10219. These certificates prove our excellence in quality management, industry standards, structural safety, and occupational health and safety.
This not only ensures the high quality and reliability of our products, but also enhances our customers' confidence in our products, which meet the strict requirements of the global market.
Contact Us To Get Qualified

Our Advantadges

Large Scale
2 factories, 6 production workshops, 13 production lines.
Strong Productivity
The annual output value is 400,000 tons and the total area is 400,000 square meters.
Professional Production
The factory was established in 1993, with 30 years of production experience.
Famous Factory
One of the best spiral steel pipe factories in China, with total assets of RMB 680 million.
Comprehensive Qualifications
We have passed API 5L, CE, ISO certification.
Quality Assurance
Each pipe undergoes multiple layers of quality inspection.

Quality Inspection

In order to ensure the production of high-quality spiral steel pipes, our factory's production inspections include: ultrasonic inspection, manual inspection, hydrostatic pressure inspection, and industrial television inspection.
Ultrasonic Testing
Ultrasonic Testing
Ultrasonic testing is primarily used to detect internal defects in welds and their surrounding areas.
Hydrostatic Testing
Hydrostatic Testing
Hydrostatic testing is mainly used to verify the strength and sealing of welded pipes when subjected to working pressure.
Industrial TV Testing
Industrial TV Testing
Industrial television testing is a non-destructive testing method used to monitor and inspect the welding process and weld quality in real time.

Who Use Our Pipes?

Energy Industry
Oil and gas companies are our main customer group. They use our pipeline steel pipes to transport crude oil and natural gas over long distances, ensuring the safety and efficiency of energy transmission.
Construction and Infrastructure
Our steel pipes are used by contractors, engineers, and developers to support and stabilize bridges, tunnels, roads, and water systems in various key infrastructure projects.
Industrial & Engineering
Power companies, communications firms, and marine engineers also buy our steel pipes as protective conduits for cables, communication lines, and marine structures to ensure durability and safety.

Partners

Cangzhou DoubleDragon Steel Pipe Co.,Ltd. is a manufacturer that only produces spiral welded pipes and has 30 years of production experience.

Products

Contact

Contact Us For Any Question!
  • Phone: +86-15632126956
  • Whatsapp: +86-15632126956
  • Email: doubledragonpipe@gmail.com
  • Address: 27 Beihai Road, Economic Development Zone, Cangzhou City, Hebei Province, China

Cangluo Group

30 years of experience in spiral steel pipe production.
Contact Us For Any Question!