ASTM A312m Hot Rolled S31803 DN80 Sch40 Heat Exchanger Pipe 304L Super Duplex 310S 309S 2507 Square/Round Tubes 201 304 316L 321 Stainless Steel Pipes Price

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Product Description

📋 Basic Information
Model NO. Precision seamless pipe/tube
Transport Package Standard Airworthy Packaging
Specification Wall thickness: 1-200mm
Trademark 37Mn, 34Mn2V, 35CrMo
Production Capacity 50000ton/Year
HS Code 7304319000
🚜 Product Description
Seamless Steel Pipe Description
Product Name Small diameter thick wall steel pipe
Material Carbon steel: 10#, 20#, 35#, 45#, 55#, Q235B, Q235C, CF53
Alloy steel: 16Mn (Q345B), 20Cr, 40Cr, 15CrMo, 20CrMo, 28CrMo, 30CrMo, 35CrMo, 42CrMo, 20CrMnTi, 40MnMoV, 20Mn2, ZF6, 16MnCr5, 20MnCr5, 36Mn2V, 38Mn2V, 09CrCuSb (ND steel)
Production Range Outer diameter: 6-1200mm
Wall thickness: 1-200mm
Length: Irregular, fixed, multiple, or even length
Delivery Status Annealed, cold bright
Surface Treatment Anti-rust oil, Pickling, Passivation
Standards GB/T 8162-2018, GB/T 8163-2018, GB 3639-2009, GB/T 3094-2012
Testing Equipment Tensile testing machine, Rockwell hardness tester, Eddy current flaw detector, Chemical composition detector, etc.
Pipe Details
Pipe Surface

Small-diameter thick-walled steel pipe refers to a seamless steel pipe with an outer diameter and wall thickness ratio of less than 20 and an outer diameter of less than 299mm. The current minimum diameter can reach 3mm and the minimum wall thickness is 1mm.

Weight formula: (outer diameter - wall thickness) * wall thickness * 0.02466 = kg/meter

Production Process
📦 Packing and Transportation
Packing 1
Transportation
🏭 Profile

Established in 2011, we are mainly producing seamless steel pipes. Since its establishment, the company has been committed to producing high-quality products of various seamless steel pipes, and has now become a supplier integrating R&D, production, sales and service.

Factory View
Production Line
Workshop

The company has advanced production and testing equipment and is a competitive seamless steel pipe manufacturer with strong technical force, complete testing equipment and a perfect quality assurance system.

Warehouse
Inventory
Global Export

We adhere to the principle of "taking customers as the center and providing customers with satisfactory products". The products are exported to North America, South America, the Middle East, Europe, Africa and other regions.

💬 Order Feedback & Visits
Customer Feedback
Customer Visit
Order Signing
Frequently Asked Questions
Are you a manufacturer?
Yes, we are manufacturers. We have our own factory and professional production lines.
Can we visit your factory?
Sure, we welcome you to visit our factory, check our production lines and know more about our strength and quality.
Do you have a quality control system?
Yes, we have ISO, BV, MTC certifications and our own quality control laboratory. Third-party testing is also available.
How long is your delivery time?
Generally it is 7 days if we have the exact goods in stock. If not, it will take around 15-20 days to get goods ready for delivery.
Can I get some samples?
We are glad to provide free samples to you, but we do not offer the freight cost.
What is your MOQ?
Our Minimum Order Quantity is 2 Tons.

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