WHO WE ARE?

Anhui Siri Tubing Co.,Ltd
——MTSCO Coiled Tubing Manufacturer

As a production base for MTSCO welded coiled tubing, Siri Tubing focuses on the production of high-strength stainless steel /duplex/nickel alloy welded coiled tubing and multi-core tubings, which can be up to 50000fts/coil. Our control line diameters range from 3.18mm (0.125") to 38.1mm(11/2"), and we can provide welded coiled tubing up to 15000 meters in length without butt welds. We can mainly supply materials of 304/L,316/L,316Ti, 2205/2507,alloy 625/825,etc.
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PRODUCT CATEGORY

Capillary Tube

· Length is up to 50000fts
· Stainless steel, duplex steel and nickel alloy
· Petrochemical, geothermal, aerospace...

Encapsulated Control Line

· Oilfield service, shipbuilding...
· Used as chemical injection line, TEC cable...
· Stainless steel, duplex steel and nickel alloy

Welded Coiled Tubing

· Length is up to 50000fts
· Stainless steel, duplex steel and nickel alloy
· Petrochemical, geothermal, aerospace...

Control Line Flatpack

· Oilfield service, shipbuilding, 
· Used as chemical injection line, downhole tools, TEC cable...
· Stainless steel, duplex steel and nickel alloy

Geothermal Coiled Tubing

· Length is up to 50000fts
· Stainless steel, duplex steel and nickel alloy
· Petrochemical, geothermal, aerospace...
 

Multi-core Tubing

· Oilfield service, shipbuilding,
petrochemical...
· Used as chemical injection line, downhole tools, TEC cable...
· Stainless steel, duplex steel and nickel alloy

Heat Exchanger Tube


· Stainless steel, duplex steel and nickel alloy
· Coil Heaters, coil wound  heat exchanger, tubular heater
 

Cable

· Oilfield service, wind energy, hydroenergy...
· Used as fiber cable, composite cable, logging cable, heating cable...
· Stainless steel, duplex steel and nickel alloy

WHY CHOOSE US 

Wide size range, overlength without orbital welding

Our control line diameters range from 3.18mm (0.125’’) to 38.1 mm(1 1/2’’), and we can provide welded coiled tubing up to 10000 meters in length without butt welds.

Strict Stress Testing

All welded coiled tubing have passed 100% high-pressure testing, with a conventional testing pressure of 5000PSI,and a maximum of 15000PSI. (Note: The standard test pressure for seamless pipes is 7MPa, and our welded coiled tubing test pressure is much higher than the seamless pipe pressure test standard)

Fast Delivery Time

 
We have regular grade and sizes of welded coiled tubing in stock all year round, which can quickly respond to customers' urgent needs and ensure timely delivery.

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If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!

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LATEST NEWS

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Recently, we have discovered that unidentified individuals or organizations in the market have been illegally misappropriating MTSCO’s trademarks and brand logos. They are impersonating our employees to forge contracts, warranty certificates, technical documents, and other materials for the purpose of commercial fraud. MTSCO hereby solemnly declares: Any business activities conducted using our company name, brand logos, or related information without formal authorization from MTSCO are unrelated to our company, and we assume no legal or financial liability for such actions.

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Exhibition Dates: April 13–17, 2026 Venue: Messe Düsseldorf, Germany MTSCO Booth: Hall 1 - E39 As a one-stop supplier of pipeline products, MTSCO will showcase at Tube Düsseldorf 2026. We will showcase our latest high-performance stainless steel and nickel alloy specialty material solutions, alongside our new green carbon-reduction supply chain initiative. We cordially invite global clients—both existing and new—to visit our booth at Hall 1-E39 to explore opportunities for deepened collaboration.

AI Scientists And Automation Laboratories Launch An All Field Materials' Acceleration Race '

At the beginning of 2026, global new material research and development is undergoing a paradigm revolution from "manual trial and error in the laboratory" to "AI autonomous discovery". Scientific breakthrough: Shortening from "4 months" to "4 hours"In January this year, the Shenzhen Advanced Technol

Under Multiple Factors, Steel Exports in The First Month of 2026 Showed A Cliff Like Decline!

At the beginning of 2026, there will be significant fluctuations in China's steel export market. Affected by the formal implementation of the export license management system, the weekly export volume in January decreased by more than one-third compared to last year's high point. This policy covers

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