Galvanized Square Tube

Galvanized Square Tube is a hollow structural section with four equal sides and a protective zinc coating. It offers excellent corrosion resistance, good load-bearing capacity, and simple welding for fabrication. Common materials include Q195, Q235, and structural steel with hot-dip galvanized finishes. Industries use this Galvanized Square Tube for building frames, solar panel supports, gates, and industrial storage racks.

Categories • Galvanized Pipe, Galvanized Products Tag steel pipe

Whatsapp：+15589969935

info@zhongtangironsteel.com

PRODUCT DETAILS

We supply durable Galvanized Square Tube for structural and decorative applications. Our Galvanized Round Tube offers excellent corrosion resistance and reliable strength for various projects.

Parameter：

Product Name	Galvanized Square Tube
Thickness	3-6.5mm
Outside Diameter	10-165mm
Length	3000mm、6000mm or Support Customization
Standard	AISI, ASTM, DIN, JIS, GB, JIS, SUS, EN, etc.
Zinc Layer	Hot Galvanizing: 60-275g/m²
Zinc Layer	Pre-galvanized: 80-275g/m²
Grade	SGCC /SGCD1/SGC340/SGC510/ S220GD+Z /S350GD+Z/ S550GD+Z/ DX51D+Z
Tolerance	±1%
Standard	AISI, ASTM, bs, DIN, GB, JIS
Technique	Hot Rolled Cold Rolled
Special Use	High-strength Steel Plate
Processing Service	Bending, Welding, Decoiling, Cutting, Punching

Product Applications:

Construction uses Galvanized Square Tube for railings, fences, and structural frames.
Agricultural sectors need it for greenhouses, irrigation systems, and livestock equipment.
Industrial facilities install it for handrails, conveyors, and machine guards.
Municipal projects utilize this tube for streetlights, signposts, and bus shelters.

Why Choose Us:

We maintain strict quality control with precise wall thickness and zinc coating tests.
Our inventory includes multiple diameters and wall thicknesses for immediate shipment.
We offer custom cutting, threading, and punching to meet your specifications.
Our experienced team provides technical support and handles global export documentation smoothly.

We offer galvanized steel products with various surface finishes to meet diverse requirements. Options include minimum spangle, regular spangle, big spangle, bright finish, mirror finish. These surfaces provide both aesthetic appeal and functional performance for construction, automotive, and appliance industries.

Zero Spangle

Minimized Spangle

Normal Spangle

Large Spangle

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FAQ

1. How to get samples to check the quality? How long can I get the samples?
Answer:After confirming the price, we are happy to provide samples for your evaluation. After confirming the sample details, the samples will be ready for delivery within 3-7 days, and sent to you by courier, and arrive within 3-5 days.
2.Do you provide samples ? is it free or extra ?
Answer:We provide samples free of charge, but the customer is responsible for the courier freight.
3. Do you accept the third party inspection?
Answer: Yes absolutely we accept.
4.Can you accept customization?
Answer:Yes. If you have special requirements on products or packages, we can do customization for you.
5.How do you control the quality?
Answer:We have professional inspectors to analyze chemical composition of raw materials and test the finished products strictly according to standard stipulated in the contract. In this process, Internal and external surfaces, two ends appearance, bending degree, fixed length, outer diameter and wall thickness dimension etc will be checked one by one. You can be assured that all the products you get from us are reliable.