High Quality Round Pipe Seamless Steel Pipe for Industry

Shape: Round
Thickness: 2 - 30 mm
Outer Diameter: 6 - 610 mm
Material: Q195 - Q345, A53 - A369, 10#
Alloy Or Not: Non-alloy
Surface Treatment: Black painted, anticorrosive oil, galvanized
Technique: Cold Rolled, ERW
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 civil engineering, architecture, steel towers, shipyard, scaffoldings, struts, piles for suppression of landslide and other structures.

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.
Section Shape Round
Thickness 2 - 30 mm
Outer Diameter 6 - 610 mm
Material Q195 - Q345, A53 - A369, 10#
Special Pipe API Pipe, Thick Wall Pipe
Surface Treatment Black painted, anticorrosive oil, galvanized
Technique Cold Rolled, ERW
Alloy Or Not Non-alloy
Secondary Or Not Non-secondary
Length 5.8 to 12 meter
Standard JIS, DIN, ASTM, BS, GB, API
JIS G3446-2004, JIS G3471-1977, DIN 2448, DIN EN 10025, ASTM A335-2006, ASTM A523-1996, BS 1139, GB/T 14976-2002, GB/T 3093-2002, GB/T3901, GB 5130, API 5CT, API 5L, API 5DP
Grade Group 10Cr9Mo1VNb, Mo, 15NiCuMoNb5, Q195-Q345, CrNi alloy, ST35-ST52, Mn-V alloy, 10#-45#, API J55-API P110, A53-A369
10Cr9Mo1VNb, 15Mo3, 15NiCuMoNb5, Q345, Q195, 1Cr13Mn9Ni1N, St45, 09Mn2V, 20#, 45#, API N80, A335 P23, A214
Packing In bundle, or customer's request