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Premium Galvanized Steel Square & Rectangular Pipes from China

Wuxi Huiying Special Steel Co., Ltd. – ISO-certified manufacturer and global supplier of high-performance steel products including square pipes, rectangular tubes, carbon steel coils, round bars, flat bars, H-beams, and more. BIS, ASTM, JIS, GB, and DIN compliant.

Galvanized Steel Square Pipe

Who We Are

Trusted supplier of high-quality galvanized steel square and rectangular pipes with over a decade of expertise in steel manufacturing and distribution.

Wuxi Huiying Special Steel Co., Ltd.

Established in 2013, we are located in Jiangsu Province — China’s largest stainless and carbon steel production base. We specialize in the manufacturing and distribution of a wide range of steel products including galvanized square pipes, rectangular tubes, carbon steel coils, round and flat bars, H-beams, C-channels, and precision steel tubes.

Our company operates under strict quality control systems with a professional testing laboratory, ensuring every product meets international standards such as ASTM, GB, JIS, DIN, and BIS.

  • ISO & RoHS Compliant
  • BIS-Certified Galvanized Tubes
  • 10+ Years Industry Experience
  • Global Export to 50+ Countries
Carbon Steel Angle Bar Steel Flat Bar

Our Top Products

High-performance steel products engineered for durability, strength, and precision across industrial, construction, and infrastructure applications.

Galvanized Steel Square Tube

BIS Certified Galvanized Steel Square Tube

Hot-dip galvanized, 0.8 - 30 mm thickness, ASTM/GB/JIS standards

  • Material: Q195-Q345, SS400
  • Length: 1-12m or custom
  • Application: Structural, scaffolding, fencing
Get Best Price
Rectangular Steel Pipe

JIS Standard Rectangular Steel Pipe

0.4 - 35 mm thickness, ideal for boiler and grooved ends

  • Standard: JIS, ASTM, GB, DIN
  • Surface: Galvanized, oiled, painted
  • Packaging: Bundles, pallets, crates
Get Best Price
Carbon Steel Round Bar

ERW Steel Rectangular Tube Pipe

5.8m / 6m / 11.8m lengths, 0.5 - 3.0mm, Q195/Q235

  • Technique: ERW, LSAW, SSAW
  • Application: Fluid, gas, oil, boiler
  • MOQ: 25 Tons
Get Best Price
Carbon Steel Flat Bar

Carbon Steel Flat Bar

1mm - 35mm thickness, GB/ASTM/JIS standards, customized bending

  • Material: SS400, Q235, 40Cr
  • Width: Up to 200mm
  • Service: Custom cutting & shaping
Get Best Price
Carbon Steel Angle Bar

Carbon Steel Angle Bar

L-shaped, hot-rolled, Q345B, ASTM A36 standard

  • Size: 25x25mm to 200x200mm
  • Length: 6m or custom
  • Use: Structural framing, supports
Get Best Price
Precision Carbon Steel Tube

Precision Carbon Steel Tube

High dimensional accuracy, seamless or welded, for machinery

  • OD: 10mm - 219mm
  • Wall Thickness: 1mm - 20mm
  • Standard: ASTM, GB, DIN
Get Best Price
Galvanized Carbon Steel Pipe

Galvanized Carbon Steel Pipe

Low pressure fluid transport, 6m length, hot-dip galvanized

  • Material: Q235, Q195
  • Diameter: 1/2" to 24"
  • Application: Water, gas, oil lines
Get Best Price
Carbon Steel Round Bar

Carbon Steel Round Bar

42CrMo, 40Cr, Q235, diameters from 12mm to 300mm

  • Surface: Oiled, black, turned
  • Length: 1m - 12m
  • Use: Shafts, machinery parts
Get Best Price

Why Choose Us?

We combine advanced manufacturing, strict quality control, and global logistics to deliver unmatched value.

High Quality

ISO, RoHS, BIS certified. In-house lab and 100% quality inspection.

Advanced Manufacturing

Automated production lines with ERW, LSAW, and hot-rolling technology.

Custom Development

Collaborative R&D team for custom profiles, sizes, and finishes.

Global Service

FOB, CIF, DDU, DDP. Packaging: bundles, pallets, crates. MOQ 25 tons.

10+
Years Experience
50+
Countries Served
25T
Min Order
100%
Quality Checked

Frequently Asked Questions

What standards do your steel pipes comply with?

Our products meet ASTM, GB, JIS, DIN, BS, and AISI standards. We are also BIS-certified for galvanized square tubes.

What is the minimum order quantity (MOQ)?

The standard MOQ is 25 metric tons. We can accommodate smaller customized orders upon request.

Do you offer custom sizes and packaging?

Yes, we provide full customization for dimensions, surface treatment, and packaging (bundles, pallets, crates).

What are your delivery terms?

We offer FOB, CFR, CIF, DDU, and DDP shipping terms with global logistics support.

Get in Touch

For quotes, technical support, or custom orders, reach out to our team.

Contact Information

Company: Wuxi Huiying Special Steel Co., Ltd.

Contact Person: Cherry

Phone: +86-18961813216

WhatsApp: +86 18961813216

Address: Jiangsu Province, China (Stainless Steel Industrial Base)

Visit Official Website to Contact

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