Durable Hot-DIP Galvanized Square Steel Pipe for Storage Racks & Shelving

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Product Description

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Basic Product Information
Model NO.
Hot-dip galvanized square steel pipe
Type
Non-Alloy
Technique
Hot Rolled
Material
Carbon Steel
Surface Treatment
Galvanized
Section Shape
Square
Thickness
1.5mm-30mm
Steel Grade
Gr.a/B/C/D, S195jr, S235jr, S275jr, S355jr, S355j0
Delivery Time
5 to 25 Days
Production Capacity
400,000ton/Year
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Product Introduction
Galvanized Square Steel Pipe Overview

Our Hot-dip Galvanized Square Steel Pipe is a high-quality carbon steel product engineered for structural applications. Crafted from premium non-alloy carbon steel with select grades including Gr.A/B/C/D, S195jr, S235jr, S275jr, S355jr, S355j0, S355j2, S460jr and S600jr, this square section steel pipe delivers exceptional load-bearing capacity and durability for demanding structural scenarios.

Square Steel Pipe Close up
Galvanized Steel Surface

With a precise specification range of 15-1000mm in square section and thickness options from 1.5mm to 30mm, all products adhere to standard tolerance for consistent quality and easy integration into various structural projects. Adopting professional hot-dip galvanizing surface treatment, the pipe boasts superior corrosion resistance and wear resistance, effectively extending service life even in outdoor and humid environments. We offer flexible processing services including cutting, welding and bending, and support customized length to meet unique dimensional requirements.

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Technical Specifications
Thickness1.5mm-30mm Surface TreatmentGalvanized
Section ShapeSquare ToleranceStandard
ApplicationBuilding structures, curtain wall supports, steel structure workshops, warehouses, storage racks.
Steel GradeGr.a/B/C/D, S195jr, S235jr, S275jr, S355jr, S355j0, S355j2, S460jr, S600jr
ProcessCutting, Welding, Bending MaterialCarbon Steel
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Main Product Display
Main Product Line
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Company Profile Overview
Factory Overview

As a large-sized enterprise integrating steel trading, galvanizing processing, and logistics distribution, we boast over 16,000 square meters of large-scale indoor warehouses. We maintain long-term and stable strategic cooperative relationships with numerous landmark steel mills. Our regular inventory stands at approximately 20,000 tons.

With 30 years of development, we have grown into a major steel trading enterprise, widely recognized by customers in the industry. In 2024, our total sales volume exceeded 380,000 tons. Guided by core values of professionalism, integrity, and trustworthiness, we have earned an outstanding business reputation through high-quality and dedicated services.

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Production & Facility Video
Corporate Advantage & Certificates
Corporate Advantage 1
Corporate Advantage 2
Quality Certificates
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Global Customer Visits
Customer Visit Documentation
Frequently Asked Questions
What are the primary applications for hot-dip galvanized steel pipes?
Hot-dip galvanized steel pipes are widely used in critical fields such as curtain walls, power transmission towers, communication grids, building structures, and industrial warehouses due to their high durability.
How is the quality of these pipes verified during project acceptance?
Quality is typically judged by visual inspection of the entire surface for defects such as missing plating or bubbles. Addressing these issues promptly ensures the product is qualified for reliable application.
Why do galvanized steel pipes sometimes show signs of rust?
Zinc is chemically active. In humid environments, it forms a protective film, but contact with hydrogen sulfide can decrease resistance. If the coating is compromised, the underlying steel may rust. Phosphating treatment can further inhibit this process.
What precautions should be taken when welding in low-temperature environments?
Use pre-dried low-hydrogen welding materials. Preheat the material (80-200℃) based on thickness, adopt symmetric welding, and allow for slow cooling post-welding to avoid cracking.
What size ranges and thicknesses are available for your square pipes?
We offer a broad specification range from 15mm to 1000mm in section size, with thickness options ranging from 1.5mm to 30mm to meet various load-bearing requirements.
What are the typical lead times and shipping methods for international orders?
Delivery times generally range from 5 to 25 days. We provide flexible shipping options including bulk vessel and container shipments, protected by standard export packaging.

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