How to Prevent Onshore Pipeline Failures: Common Risks and Solutions
Introduction Onshore pipelines are widely used to transport oil, natural gas and industrial materials over long distances. Unlike offshore pipelines, onshore pipelines often...
Premier LSAW Steel Pipe Manufacturer in China
High-Performance LSAW Steel Pipes (JCOE) for Oil & Gas
ALLLAND specializes in manufacturing large-diameter Longitudinal Submerged Arc Welded (LSAW) pipes using advanced JCOE technology. Certified to API 5L and international standards, our pipes deliver exceptional strength and reliability for high-pressure transmission and offshore projects.
OUR PRODUCTS
Alllandpipes LSAW Pipes: Precision-Crafted for Unmatched Reliability.
PRODUCTION LINE
Where Excellence is Forged: Inside Alllandpipes’ State-of-the-Art LSAW Pipe Mill.
Step 1
Board inspection
Step 2
Cutting and blanking
Step 3
Edge Milling
Step 4
Pre-bending
Step 5
forming
Step 6
Seam pre-welding
Step 7
Internal welding
Step 8
External welding
Step 9
finishing
Step 10
straighten
Step 11
Online ultrasonic flaw detection
Step 12
Expansion
Step 13
water pressure test
Step 14
Portable Ultrasonic Flaw Detector
Step 15
X-ray flaw detection
Step 16
chamfer
Step 17
Degaussing
APPLICATION AREAS
Powering Critical Infrastructure Worldwide: Alllandpipes LSAW Solutions.
ABOUT ALLLAND
Hebei Allland Steel Pipe Manufacturing Co., Ltd., a National High-Tech Enterprise headquartered in China’s “Pipe Equipment Capital” Cangzhou, Hebei Province, specializes in R&D and production of thick-walled, large-diameter double-sided submerged arc welded longitudinal pipes. Spanning 220,000 m² with RMB 700 million invested, our intelligent manufacturing complex features 2 JCOE production lines and 5 anti-corrosion coating lines, achieving annual outputs of 200,000 tons of premium steel pipes and 4 million m² of protective coatings.
- sales@alllandpipes.com
- +86 22 8279 9516
- +86 195 2338 1749
"Alllandpipes Proviede Awesome Steel Pipes,deliver exceptional products"
OUR PARTNERS
Partnering for Excellence: Building the Future of Pipeline Projects with Alllandpipes.
LATEST NEWS
Alllandpipes News: Driving Innovation and Excellence in LSAW Pipe Solutions.
How to Choose the Right Fire Sprinkler Pipe for Fire Protection Systems?
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What Is 3LPP Coated Pipe and Why Is It Used in Harsh Pipeline Environments?
Introduction Pipelines used for oil and gas transportation, offshore projects, and chemical industries often operate in challenging environments. Moisture, seawater, high temperatures, and...
How Do Offshore Steel Pipes Withstand Corrosion and Extreme Marine Conditions?
Introduction Offshore pipelines operate in some of the most challenging environments. Continuous exposure to seawater, high pressure, wave impact, and mechanical stress can...
Floating Pipe for Offshore Projects: Applications, Benefits, and How to Choose the Right Solution
Introduction Offshore projects often operate in challenging marine environments where pipelines are exposed to seawater, waves, currents, and changing weather conditions. These factors...
High Pressure Pipe Buying Guide: How to Choose the Right Pipe for Industrial Applications
Introduction As industries continue to expand and infrastructure projects become more complex, the demand for safe and reliable fluid transportation systems is growing....
CONTACT ALLLAND
Your Partner for Excellence: Connect with Alllandpipes Today.
Hebei Allland Steel Pipe Manufacturing Co., Ltd.
Zhifangtou Industrial Park, Cangzhou City, Hebei Province
Hebei Allland Steel Pipe Manufacturing Co., Ltd.
- Zhifangtou Industrial Park, Cangzhou City, Hebei Province
- sales@alllandpipes.com
- +86 22 8279 9516 / + 86 137 5258 0888