Downhole ASTM A269 SS316L Hydraulic Control Line Tubing

0.25 OD 316L SS Hydraulic Control Line tubing

Coiled tubing is available in a range of different product forms depending on the customer requirements. We manufacture seam welded and redrawn, seam welded and floating plug redrawn and seamless tube products. The standard grades are 316L, alloy 825 and alloy 625. Other grades of stainless steel in duplex and superduplex and nickel alloy are available on request. Tubing can be supplied in the annealed or cold worked condition.

Tiptop offers coiled control line in stainless steel and nickel alloys.

Our products are used in the following applications:
• Downhole hydraulic control lines.
• Downhole chemical control lines.
• Subsea control lines for hydraulic power and chemical injection.
• Smoothbore control lines used in fibre optic applications.

Inspection and Tests

We inspect all lots of tubing before shipment to ensure that every aspect of the customer's order has been met.
Our in-house inspection and tests capabilities include:

Chemical Composition Test

Visual inspection

Dimensional inspection

Surface roughness testing

Eddy Current testing

Hydrostatic pressure testing

Destructive mechanical testing:

- Yield Strength
- Tensile Strength
- Elongation
- Hardness testing
- bending, flattening, and flaring

All shipments include a full Test Certificate showing all required test results and verifying compliance with the order requirements.

Stainless steel coiled tubing size :

With the leading direction of producing High pressure extra long stainless steel control line tube(stainless steel coiled tubes), TIPTOP has become a high-tech industrial company integrating domestic research and development, production and sales. The company successfully developed a series of stainless steel testing cables in 2000. In recent years, the company has been committed to the research and development of duplex steel and nickel alloy control lines, and has been widely approved in the international market.

The company covers an area of 20,000 square meters and a building area of 12,000 square meters. The company has several stainless steel tube production lines, tube making units, tube drawing units, well-type electric furnaces, online vacuum light furnaces and other production equipment. The company also has a quality inspection center that meets the national stainless steel tube quality inspection requirements. The quality inspection center has a 300Mpa hydraulic test machine, tensile test bench, Vickers hardness tester, 500°C temperature resistance test furnace, eddy current flaw detector and a series of stainless steel products. Testing and inspection equipment to ensure the reliability and stability of the chemical and physical properties of stainless steel products.　

The company annually produces more than 3,000 tons of stainless steel control lines and other products, sales marked covers both domestic and overseas, for domestic, we are network-enterprise company of CNOOC, Petro China and Sinopec, as for international,it has been widely used in Middle East, Southeast Asia, South America, Australia and so on.　

On the premise of improving the quality of its own brand products, the company has continuously increased the research and development of new products, and has cooperated and actively invested with many domestic universities and scientific research institutions. In recent years, the company has passed the certifications of CCS, GL, DNV and other classification societies.

With our support,you will have:

1. Technical data, technical guidance and training for free
2. Professional engineer to the site for tracking service
3. "just-in-time supply"(that is, supply at any time according to the actual demand of customer), in this way customers achieve zero inventory, maximize profits.
4. Most favorable offer,we take "taking small profits" as the principle.
5. 100% qualified product,Our company will strictly follow the requirements of relevant technical standards , grasp various links of production, and ensure product performance .
6. sufficient after sales services.

We are looking forward to developing business with friends from home and abroad on the basis of equality and mutual benefits!welcoming your enquiries!