High quality large diameter spiral welded seamless pipe

Shape: Round
Thickness: 1.5-30mm
Out Diameter: None
Length: 5-12m or as your requirement
Material: Q195, Q215m, Q235, Q345, #20, #45
Surface Treatment: Galvanized
Technique: ERW, Hot rolled
Minimum Order Quantity: ≥0.5ton
Certification: ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS
Delivery Period: within 15 days from the date of payment by the buyer


Product Description


Widely used in fluid(oil, gas, water), mechanical use, structure, etc.

Why Choose Us:

1. Strict control

We will strictly control raw materials and production processes to ensure that products meet the standards.

2. Rapid production

We have advanced production equipment and abundant production and operation to deliver goods as quickly as possible.

3. Rapid delivery

The factory is close to the port and supports rail and air transportation.

4. Enthusiastic service, first-class after-sales system

We all have 24-hour online answers when you have any questions.

5. Trustworthy

We have many years of foreign trade experience, such as exporting to Korea, Pakistan, Brazil, Russia, India, Vietnam, and other countries.

  • Surface appearance and the use of the possibility of diversification.
  • Good corrosion resistance, durable.
  • High strength and high temperature oxidation.
  • Clean, smooth finish.
  • Good welding performance.
Standard JIS, DIN, ASTM, GB, BS, API
JIS G3463-2006, DIN 1626, ASTM A106-2006, ASTM A210-1996, GB/T 14291-2006, BS EN10025, API 5CT, API 5L
Grade Group Q195-Q345, 10#-45#, 16Mn, API J55-API P110, STPG42, ST35-ST52, Mo, Mn-V alloy
Q235, Q345, Q195, 10#, 20#, 45#, 16Mn, API J55, STPG42, St37, St52, 15Mo3, 16Mo, 16mo3, 15MnV
Section Shape Round
OD(mm) None
Thickness 1.5-30mm
Length 5-12m or as your requirement
Surface Treatment Galvanized
Alloy Or Not Is Alloy
Special Pipe API Pipe
Material Q195, Q215m, Q235, Q345, #20, #45
Technique ERW, Hot rolled
End protector Plastic Pipe Cap