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Professional Agricultural Greenhouse Steel Supplier


For agricultural greenhouses to achieve structural stability and extended service life, the foundation lies in robust construction. Today, galvanized steel is universally employed for building these structures. Wanzhi Steel provides high-quality hot-dip galvanized steel pipes and profiles, serving as the durable framework for your agricultural greenhouses.

Our greenhouse steel is predominantly galvanized, combining the strength of steel with exceptional corrosion resistance. Whether in Southeast Asia’s high-temperature, high-humidity environments; the Middle East’s intense sunlight and sandstorm regions; Europe’s precision farming; or Africa’s large-scale farms—our agricultural greenhouse steel (galvanized steel) ensures long-term stability for your structures.

We Can Provide Products for Agricultural Greenhouses

Agricultural Greenhouse Component CategoriesSpecific component namesProducts SuppliedCommon Specifications (mm)
Main Load-Bearing StructureMain columnsHot-dip galvanized square/rectangular hollow steel sections50×50, 60×60, 80×80, 100×100 (Thickness 1.5-3.0)
Roof arches/top chordsHot-dip galvanized round/square steel pipesØ25, Ø32, Ø42, 40×40
Truss bottom chords/web membersHot-dip galvanized round/square steel pipes/reinforcing barsDepending on design
Auxiliary and Connecting StructuresGuttersCold-formed C/U channels from hot-dip galvanized steel sheetsDesigned according to drainage capacity
PurlinsHot-dip galvanized C-shaped steel/round steel pipesC-shaped steel: Commonly 40-60mm wide
Horizontal/vertical bracingHot-dip galvanized round steel/tensioning wire ropeØ8​- Ø12
Various connectorsStamped parts and bolts from hot-dip galvanized steel sheetsCustomized according to design

Why use Galvanized Steel Products in Agricultural Greenhouses?

  1. Corrosion and rust prevention: Greenhouses are constantly exposed to high temperatures and humidity, and contain corrosive substances such as fertilizers and pesticides. Hot-dip galvanizing provides effective corrosion protection for 15-20 years, fundamentally ensuring the greenhouse’s lifespan.
  2. Maintenance-free: Compared to ordinary steel that requires regular painting for rust prevention, hot-dip galvanized steel requires almost no maintenance, saving significant long-term costs.
  3. Strength and stability: Our agricultural greenhouse steel products use Q235B/Q355B high-strength steel as the core material, with a galvanized surface, resulting in high tensile strength and stable performance.

Our Products


Our Advantages


  • High product performance: Our products have excellent weldability, easy processing, high bearing capacity and high strength, and are very durable. Galvanized steel pipes, steel sections, steel wires and other products combine their respective advantages, making them ideal materials in the framework of agricultural greenhouse construction.
  • Wide range of products: We have the most complete range of galvanized steel pipes, steel sections, steel wires and other steels for agricultural greenhouse construction, from products to accessories, a variety of lengths, diameters, thicknesses to choose from, and provide cutting services.
  • Assist in calculation: At every stage of project construction, with years of industry experience, we assist you in calculating the amount of steel used in agricultural greenhouses, helping you achieve the goal of saving cost and time.
Wanzhi Steel Galvanized Steel Production Line
Wanzhi Steel Galvanized Steel Production Line
Wanzhi Steel Galvanized Steel Pipe Production Line
Wanzhi Steel Galvanized Steel Pipe Production Line

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