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Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Specifications
MOQ :
20 Tons
Price :
US $674-1,008 / Ton
Section Shape :
Square
Size Range :
20x20 - 800x800
Thickness Range :
0.6mm - 28mm
Material :
A106B, SS400, S235JR, S275JR, S355JR, 1020, 1045, 4140
Surface Treatment :
Black, galvanized, painted
Standard Length :
6M
Outer Diameter :
10mm - 1000mm
Wall Thickness :
1.2mm - 30.0mm
Production Capacity :
10,000MT per month
MOQ :
10 Tons per size
Packing :
Bundles, seaworthy package
Lead Time :
30 days
Delivery Port :
Shanghai, China
HS Code :
7304319000
Transport Package :
Wooden Box
Description
Low Carbon Steel Square Tubes - Available in Stock
Comprehensive range of 20x20, 25x25, 30x30, and 40x40 low carbon steel square tubes ready for immediate delivery.
Product Specifications
Product Type Specification 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
L/T/Z Window Section 28mm/38mm 0.5mm - 1.5mm
Key Product Details
  • Materials: A106B, SS400, S235JR, S275JR, S355JR, 1020, 1045, 4140, etc.
  • Surface Treatment: Black, galvanized, or painted finishes
  • Standard Length: 6 meters (custom lengths available)
  • Packing: Export standard packaging (bundles, seaworthy packages)
  • Delivery Port: Shanghai, China
  • Lead Time: Within 30 days after receiving L/C or deposit
  • MOQ: 10 Tons per size
  • Production Capacity: 10,000 MT 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 in stock (customized available)
30x30 / 20x40 / 30x40 / 25x40 1.2mm - 3.5mm 6M in stock (customized available)
40x40 / 50x50 / 30x50 / 25x50 / 30x60 / 40x60 1.2mm - 4.75mm 6M in stock (customized available)
60x60 / 50x70 / 40x80 / 40x50 1.2mm - 5.75mm 6M in stock (customized available)
70x70 / 60x80 / 50x80 / 100x40 / 50x90 1.5mm - 5.75mm 6M in stock (customized available)
Product Gallery
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Company Overview
We are a comprehensive steel pipe enterprise integrating production, processing, and sales. Our extensive product range includes steel tubes, square tubes, seamless square tubes, thick wall square tubes, cold drawn square tubes, and various specialized profiles.
Product Range
Complete specifications from 20×20 to 800×800 square tubes and 20×30 to 400×800 rectangular tubes, with thickness ranging from 0.6mm to 28mm. Over 2,800 different specifications available.
Manufacturing Partnerships
Authorized partner for major steel pipe manufacturers including Tianjin, Baotou, Chengdu, Wuxi, and Baosteel steel pipe factories. We operate our own square pipe factory and straight seam welding pipe factory.
Industry Applications
Steel structures, large venues, exhibition centers, lifting machinery, shipbuilding, storage shelves, decoration, transportation facilities, airport construction, railway vehicles, bridge support, mining equipment, and various industrial applications.
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Company Advantages
Competitive Pricing
Strategic partnerships with steel manufacturers ensure lowest possible costs. Advanced management systems maintain competitive pricing while ensuring strong market position and development.
Quality Assurance
Professional quality control from procurement to sales. Continuous tracking of steel mill quality ensures reliable products. Quick resolution of quality concerns with satisfactory outcomes.
Comprehensive Service
24-hour distribution services via road, rail, and sea. Extensive product catalog with simple ordering processes through telephone, telex, internet, and remote ordering systems.
Main markets: Europe, America, Africa, Southeast Asia. We welcome both new and existing customers for business negotiations and communication.
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Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section

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Product Detail
MOQ :
20 Tons
Price :
US $674-1,008 / Ton
Section Shape :
Square
Size Range :
20x20 - 800x800
Thickness Range :
0.6mm - 28mm
Material :
A106B, SS400, S235JR, S275JR, S355JR, 1020, 1045, 4140
Contact Supplier
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section
Black Surface Treatment Low Carbon Steel Square Tube 30*30-500*500 Size Range Hollow Steel Section

JIANGSU MITTEL STEEL INDUSTRIAL LIMITED

Verified Supplier
4 Years
jiangsu, wuxi
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter
Main Products :
stainless steel roofing sheet, Stainless Steel Strip, Others stainless steel sheet
Total Annual :
>1000000
Employee Number :
>100
Certification Level :
Verified Supplier
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