Q345ns ERW Seamless Welded Round Tube Carbon Steel Pipe

This is a Q345ns ERW seamless welded round tube carbon steel pipe. The Q345ns designation indicates a specific steel grade with good strength and toughness, and the ERW (Electric Resistance Welded) seamless construction suggests a strong, uniform pipe for various fluid or structural transport applications.

Specifications

Grade	Q345ns
Process	ERW Seamless Welded

About tube & structural tube

Q345ns ERW Seamless Welded Round Tube Carbon Steel Pipe is listed under Tube & Structural Tube — round, square and rectangular tube in steel, aluminum and stainless. Tube and structural tube are hollow profiles utilized in construction, mechanical assemblies, and architectural applications for their strength-to-weight ratio and rigidity. This category encompasses round, square, and rectangular cross-sections, primarily manufactured from steel (including mild steel, DOM, and various alloys), aluminum (e.g., 6061-T6, 6063-T5), and stainless steel (e.g., 304, 316

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