China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale
China Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness for sale

Pre Galvanized Square & Rectangular Steel Pipe 10-100mm Size Range 0.8-2.5mm Wall Thickness

High-frequency welded pre-galvanized steel pipes in square and rectangular profiles. Available in sizes from 10×10mm to 100×100mm with wall thicknesses of 0.8-2.5mm. Compliant with ASTM, DIN, and GB standards. Features zinc coating, painting, or custom surface treatments. Ideal for water, gas, and oil delivery systems with 10,000 tons monthly production capacity.

Place of Origin CHINA
Size OD 10*10mm~100*100mm
Packaging Details In bundles with steel strip,water proof plastic packing or in bulk
Material Q195, Q215, Q235, Q345
Zinc coating 40~200g/m2
Model Number 10*10mm~100*100mm
Product Description
Product Overview

Pre-galvanized square and rectangular steel pipes manufactured using high-frequency welding technology, available in sizes from 10×10mm to 100×100mm with wall thicknesses of 0.8-2.5mm.

Technical Specifications
Parameter Specification
Size Range (O.D.) 10×10mm - 100×100mm
O.D. Tolerance ±0.5mm
Wall Thickness 0.8-2.5mm
Thickness Tolerance ±0.05mm
Standard Length Customizable per customer requirements
Material & Standards
  • Steel Grades: Q195, Q235A-B, Q345A-E, 10#, 20#, 16Mn, ASTM A36, ASTM A500, ASTM A53, ASTM 106, SS400, St37, St52, S235JR, S355TRH
  • Standards Compliance: GB/T 3094-2000, GB/T 6728-2002, DIN EN 10210, DIN EN 10219, ASTM A500, GB/T 178-2005
Surface Treatments

Available with galvanized (zinc coated), painted, oiled, powder coated, PVC coated finishes, or customized per client specifications.

Production & Capacity
  • Production Technology: High-frequency welding
  • Monthly Capacity: 10,000 tons
  • Application: Low-pressure liquid delivery systems (water, gas, oil)
Order Information
  • Minimum Order Quantity: 25 tons
  • Delivery Time: 15 days after receiving T/T deposit or L/C
  • Payment Terms: T/T, L/C
  • Trade Terms: FOB, CFR, CIF
  • Packing: Bundles, bulk, or customized per customer requirements
Product Images
Pre-galvanized steel pipe stock and inventory display Close-up view of pre-galvanized square steel pipe surface finish Rectangular steel pipe cross-section and dimensional details Pre-galvanized steel pipe manufacturing process and quality control Steel pipe packaging and bundling for shipment Industrial application of pre-galvanized rectangular steel pipes Quality inspection and testing of pre-galvanized steel pipes
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