Black Surface Treatment Square Steel Tube 25x25 to 200x200 for Pipeline Transport

Price Negotiable
Price: US $660-994 / Ton
MOQ: 50 Tons
Delivery Time: Negotiable
Product Description
Hot Sale Square Steel Tubes
High-quality carbon steel square pipes available in sizes from 25x25mm to 200x200mm, perfect for structural applications across various industries.
Product Specifications
Product Type Size Range Thickness
Square Pipe 10mm×10mm - 1000mm×1000mm 1.2mm - 30.0mm
Rectangle Pipe 20mm×40mm - 400mm×700mm 1.2mm - 30.0mm
Round Pipe OD10mm - 1000mm 4mm - 30mm
Product Details
  • Materials: A106B, SS400, S235JR, S275JR, S355JR, 1020, 1045, 4140, etc.
  • Surface Treatment: Black, galvanized, or painted
  • Standard Length: 6 meters (custom lengths available)
  • Packing: Export standard packaging (bundles, seaworthy containers)
  • Delivery Port: Shanghai, China
  • Lead Time: Within 30 days after receiving L/C or deposit
  • MOQ: 10 Tons per size
  • Production Capacity: 10,000MT per month
Applications
Widely used in structural applications, automotive manufacturing, ornamental work, medical equipment, sports equipment, and home furniture.
Standard Size Specifications
Size (Outer Dimension) Wall Thickness Length
20x20 / 25x25 1.2mm - 2.75mm 6M (Customized Available)
30x30 / 20x40 / 30x40 / 25x40 1.2mm - 3.5mm 6M (Customized Available)
40x40 / 50x50 / 30x50 / 25x50 1.2mm - 4.75mm 6M (Customized Available)
60x60 / 50x70 / 40x80 / 40x50 1.2mm - 5.75mm 6M (Customized Available)
100x100 / 120x120 / 140x140 / 150x150 1.8mm - 10.0mm 6M (Customized Available)
200x200 / 250x250 / 300x300 / 400x400 3.5mm - 15.75mm 6M (Customized Available)
Product Gallery
Square steel tube product display Steel tube manufacturing process Carbon steel pipe inventory Square tube applications Steel pipe quality inspection Industrial steel tubing
About Our Company
We are a comprehensive steel pipe enterprise specializing in production, processing, and sales of various steel tubes including square tubes, seamless square tubes, thick wall square tubes, and specialized profiles.
Product Range
Our manufacturing capabilities include square tubes from 20×20mm to 800×800mm and rectangular tubes from 20×30mm to 400×800mm, with thickness ranging from 0.6mm to 28mm across 2,800 different specifications.
Industry Applications
Our products serve multiple industries including steel structures, large venues, exhibition centers, lifting machinery, shipbuilding, storage shelves, transportation facilities, airport construction, railway vehicles, and wind power equipment.
Company facilities and operations
Company Advantages
Competitive Pricing
Strategic partnerships with steel manufacturers ensure lowest market prices while maintaining strong financial stability and diverse operational models.
Quality Assurance
Professional quality control from procurement to sales with comprehensive auditing and tracking to ensure reliable product quality and quick resolution of quality concerns.
Comprehensive Service
24-hour distribution services via multiple transport methods, complete product catalog, and streamlined ordering processes through various communication channels.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Location No.283-1, Youyi Middle Road, Xishan District, Wuxi City, Jiangsu Province
Contact Person Gao Ben

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