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Q235B Pre-Galvanized Welded Square Rectangular Tube Multiple Sizes for Rack Post Making

Name: Q235B Pre-Galvanized Welded Square Rectangular Tube Multiple Sizes for Rack Post Making
Price: 550 USD
Availability: InStock

Square Steel Model: 20X20-500X500mm Customizable Made in China

Square Steel — Usage Machinery Industry, Wall Thickness 1.3mm-15.75mm. MOQ 1 ton, US$550.00/ton. Verified factory; QC & shipping by GoodsFromChina.

US$550.00/ ton

Min. order: 1 ton

Usage: Machinery Industry
Wall Thickness: 1.3mm-15.75mm
Surface Treatment: Galvanized
Alloy: Structural Steel
Section Shape: Square
Length: 5.8m/6m or Customization

At a glance

Product: Q235B Pre-Galvanized Welded Square Rectangular Tube Multiple Sizes for Rack Post Making
Category: Square Steel
Price: US$550.00 / ton
Minimum order: 1 ton
Origin: China
Customization: Available
Packaging: Steel Strip or PVC Package

Last updated October 17, 2026

Specifications

Model NO.	20X20-500X500mm
Wall Thickness	1.3mm-15.75mm
Surface Treatment	Galvanized
Alloy	Structural Steel
Usage	Machinery Industry
Section Shape	Square
Length	5.8m/6m or Customization
Substrate	Carbon Steel
Surface Finish	Pre-Galvanized
Transport Package	Steel Strip or PVC Package
Specification	Customized
Origin	China
Customization	Available
Standard	AISI, ASTM
Technique	Hot Rolled

Product details

Q235B Pre-Galvanized Welded Square Rectangular Tube Multiple Sizes for Rack Post Making is a square steel product manufactured in China and available to buyers worldwide through the GoodsFromChina sourcing service. Typical uses include Machinery Industry.

Key features

Usage: Machinery Industry
Wall Thickness: 1.3mm-15.75mm
Surface Treatment: Galvanized
Alloy: Structural Steel
Section Shape: Square
Length: 5.8m/6m or Customization
Substrate: Carbon Steel
Surface Finish: Pre-Galvanized

Ordering & packaging

Minimum order quantity is 1 ton. Standard export packaging: Steel Strip or PVC Package. Every order can include a pre-shipment quality inspection and consolidated shipping by sea, air or express, including DDP delivery.

How we source this product for you

1
Send your inquiry
Choose options, quantity and requirements. No payment needed.
2
Get a factory quote
We confirm price, MOQ and lead time — and compare alternatives.
3
Production & inspection
We follow up production and inspect goods before shipment.
4
Delivered to your door
Sea, air or express with customs clearance and DDP options.

Express5–8 days

Air freight8–12 days

Sea freight25–40 days

DDPDuties included

Sourcing help for this product

Frequently asked questions

What is the minimum order quantity for Q235B Pre-Galvanized Welded Square Rectangular Tube?

The MOQ is 1 ton. Smaller trial orders can sometimes be negotiated — tell us your quantity in the inquiry.

How much does Q235B Pre-Galvanized Welded Square Rectangular Tube cost?

The listed factory price is US$550.00 per ton, depending on quantity. Your final quote includes our service fee and shipping options.

Can it be customized with my logo or specifications?

Yes. The manufacturer offers customization — logo printing, packaging, colors or modified specifications. Describe your requirements in the inquiry form.

How long does production and shipping take?

Typical production time is 15–45 days depending on quantity. Shipping to the US takes about 5–8 days by express, 8–12 days by air and 25–40 days by sea, with DDP door-to-door delivery available.

How do you check product quality?

We verify the manufacturer before ordering and can perform a pre-shipment inspection (AQL sampling) with a photo report before you pay the balance.