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Galvanized Steel Pipes

Premium Steel Pipes & Tubing
From China’s Leading Manufacturer

High-quality galvanized, stainless, seamless, and structural steel products manufactured since 2008. Trusted by global buyers for durability, precision, and competitive pricing.

Trusted Steel Manufacturer Since 2008

SINO SOURCES TECH CO., LTD. is a top-tier steel manufacturer based in Tianjin, China, specializing in the production of high-quality steel series products for domestic and international markets.

With over 10 years of experience in the steel industry, we have built a strong reputation for reliability, innovation, and customer-first service. Our facility spans 60,000 square meters with an annual production capacity of 500,000 metric tons.

We adhere to strict quality control standards and supply a wide range of steel pipes, tubes, sheets, coils, and structural profiles to meet diverse industrial needs.

  • Factory-direct pricing
  • ISO & international standards compliance
  • Global shipping & logistics support
  • Custom fabrication & OEM services
Steel Factory in China

Our Premium Steel Products

Explore our comprehensive range of steel pipes, tubes, and structural products engineered for strength, durability, and corrosion resistance.

Galvanized Steel Pipe

Galvanized Steel Pipe

Anti-rust and anti-corrosion pipes with zinc coating. Ideal for construction, scaffolding, and fluid transport systems.

  • • Sizes: 1" to 12 ft lengths
  • • Schedule 30, 40 available
  • • Hot-dip galvanized finish
Square Steel Pipe

Square & Rectangular Steel Pipe

High strength-to-weight ratio tubing perfect for structural framing, fencing, and industrial applications.

  • • Hot-rolled or cold-formed
  • • Galvanized or black finish
  • • 1", 1.5", 2" OD options
Seamless Steel Pipe

Seamless Steel Pipe

High-pressure resistant pipes used in shipbuilding, mechanical systems, and fluid transportation.

  • • API 5L Grade B, X42, X52
  • • Precision dimensions
  • • Suitable for oil & gas
Stainless Steel Pipe

Stainless Steel Pipe

Corrosion-resistant pipes meeting international standards for chemical, food, and marine industries.

  • • Grades: 304, 316, 321
  • • Welded & seamless options
  • • Polished or brushed finish
Steel Square Bar

Steel Square Bar & Flat Bar

Structural steel bars for fabrication, machinery, and support systems.

  • • Sizes: 1/2" to 4" square
  • • Mild steel or galvanized
  • • Cut-to-length service
Galvanized Steel Coil

Galvanized Steel Coil & Sheet

Zinc-coated steel coils and sheets for roofing, cladding, and automotive applications.

  • • Thickness: 0.18mm to 3.0mm
  • • Zinc coating: Z60-Z275
  • • Galvalume & prepainted options
Welded Steel Pipe

Welded Steel Pipe

Cost-effective solution for low to medium pressure applications with consistent weld quality.

  • • ERW & HFW processes
  • • ASTM A53, A139 standards
  • • Black or galvanized
Spiral Steel Pipe

Spiral Steel Pipe

Large diameter pipes for water transmission, piling, and structural columns.

  • • Diameters: 219mm to 3000mm
  • • API 5L, SY/T5037
  • • Fusion bonded epoxy coating
Tinplate

Tinplate & Steel Strip

Food-safe tin-coated steel for packaging, cans, and electronic components.

  • • SPTE, MR, DQ grades
  • • 0.14mm to 0.49mm thickness
  • • Chrome or tin coated

Why Choose Sesteelpipe.com?

We combine advanced manufacturing, rigorous quality control, and customer-focused service to deliver unmatched value.

Quality Assured

ISO-certified production with strict quality checks at every stage.

Competitive Pricing

Factory-direct rates with no middlemen, saving you up to 30%.

Global Shipping

Reliable logistics to North America, Europe, Africa, and Asia.

24/7 Support

Dedicated sales team available via WhatsApp, email, and phone.

10+
Years Experience
500,000+
MT Annual Capacity
60,000
Sq M Facility
50+
Countries Served

Frequently Asked Questions

Get answers to common inquiries about our products and services.

What types of steel pipes do you manufacture?

We produce galvanized, stainless, seamless, welded, square, rectangular, and spiral steel pipes in various sizes and specifications.

Do you offer custom sizes and OEM services?

Yes, we provide custom fabrication, cut-to-length services, and OEM/ODM solutions based on client drawings and requirements.

What certifications do your products have?

Our products comply with international standards including API 5L, ASTM A53, ISO 9001, and GB/T standards.

What is your minimum order quantity (MOQ)?

Our standard MOQ is 1x20' container, but we can accommodate smaller trial orders upon request.

How do you ensure product quality?

We conduct raw material inspection, in-process checks, and final product testing including hydrostatic, tensile, and chemical analysis.

Get in Touch with Our Sales Team

Reach out for quotes, product specifications, or technical support. We respond within 24 hours.

Contact Information

[email protected]

+8618622088833 (WhatsApp)

Daqiuzhuang, Jinghai, Tianjin, China

Skype: paulpaul120481

Visit Official Website to Contact

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