
Continental Steel Co.,Ltd (CSC) is a comprehensive enterprise integrating manufacturing, Inventory and exporting in China.As a pioneering producer of steel pipes and fittings, Continental Steel Co.,Ltd is always committed to providing highest quality and one-stop service to customers worldwide.
Adhering to best quality, integrity, win-win and creativity, Continental Steel Co.,Ltd(CSC) is devoting to build a better future with customers together.
Strict quality control procedures assuring the highest quality products.
Professional technique team & experienced project management team helping customers in different industries sharpen their competitive edge.
Strong company strength brings best financial, technical and after sale support.
20 Branch companies
More than 10000 employees
30,000 square warehouse
32 years of historyLow carbon steel square tubes come in various types, such as seamless tubes/ERW tubes/welded tubes/machined tubes/LSAW tubes. They also come in a variety of shapes, such as round, square, rectangular, hydraulic tubes, etc. ASTM A333 low carbon steel square tubes range in size from 1/8″NB to 30″NB
Large diameter pipes and tubes are widely used in projects that require high flow capacity, superior structural strength, and long-term reliability. From long-distance oil and gas transmission to municipal water systems, offshore engineering, and heavy infrastructure, selecting the right large diameter steel pipe is essential for ensuring operational safety, efficiency, and cost control.
Square steel tubing is one of the most widely used structural materials in construction, infrastructure, manufacturing, and engineering. Choosing the correct square tubing size is critical for ensuring structural safety, reducing material costs, and improving fabrication efficiency. This guide explains standard square tube dimensions, common applications, selection criteria, and frequently asked questions to help engineers, contractors, and buyers choose the right product.
CSC brings rich experience in steel construction industry. For projects needs we provide a combination of technique design and qualified steel products to ensure a successful project.
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Continental Steel Co.,Ltd(CSC) is a pioneering manufacturer, stockist, and supplier of steel pipe products.