What is your sample policy?

We supply samples if we have ready parts in stock, but customers must pay the sample and courier costs.

Do you test all goods before delivery?

Yes, we have 100% test before delivery.

How do you ensure long-term business relationships?

We keep good quality and competitive prices, and treat every customer as a friend with sincere business practices.

Hot Dipped Galvanized Square Tube in China

Name: Hot Dipped Galvanized Square Tube in China
Brand: Shanghai Changzeng Metal Co., Ltd.
SKU: 857734385

Shanghai, ChinaShanghai Changzeng Metal Co., Ltd.

US$540.00

3 Tons

Sample price:US$15.00/piece.Request sample

Product profile

Customization

Available

Type

Welded

Technique

Hot Rolled

Model NO.

Steel Tube

Material

Carbon Steel

Surface Treatment

Black

Usage

Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose

Section Shape

Square

MOQ

Sample

Available

Transport Package

in Bundles & Containers

Specification

13*13*1mm-160*160*8mm

Trademark

Origin

Shanghai

Production Capacity

5000 Tons/ Month,

Key features

Wide Size Range: Square tubes from 20x20mm to 500x500mm with thickness 1.0-21.75mm.

Flexible Customization: Supports cutting, bending, punching, and color painting based on requirements.

Low MOQ Support: Accepts small orders starting from 1 ton to meet diverse business needs.

Fast Delivery: 3-15 working days lead time with large stock for standard sizes.

100% Quality Inspection: All goods undergo 100% testing before delivery to ensure quality.

Multiple Material Options: Available in ASTM A36, Q235, S235JR, S355, and other standard grades.

Competitive Pricing: Low prices with discounts from long-term forwarder contracts.

Professional Export Service: Over 9 years export experience with 24/7 online sales support.

Company profile

Years of Export ExperienceHigh Repeat Buyers ChoiceIn-stock CapacityQuality Assurance

Shanghai Changzeng Metal Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2016-01-13Nearest Port: Shanghai Port, Tianjin Port, Qingdao PortAverage Response Time: ≤4.44hTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryThe supplier is a Shanghai-based trading company that also identifies as a manufacturer/factory, with 19 years of export experience and 90% of sales from exports. It offers broad customization from samples, designs, and full-custom requirements, and reports standardized finished-product inspection instructions and quality assurance. However, the available information shows no new products in the past year, no ODM, SDK, overseas agents, overseas warehouse, showroom, or offline trade-show participation. Corrective/preventive action and complaint-handling procedures are undocumented, while supplier-service assessment procedures and approved supplier records are absent. Financial operating figures provided are zero, but their interpretation is not independently verifiable from the slices. Customer cases and certifications are not provided.

Supplier typeThe supplier is described as a trading company in Shanghai and is also identified as a Trading Company, Manufacturer/Factory. This indicates a mixed trading and manufacturing business classification, but the slices do not establish the scale or scope of its own production facilities.

After-Sales capabilityThe supplier reports in-stock service capacity and lead times within 15 working days in both peak and off-seasons. However, it has no overseas warehouse, overseas showroom, overseas agents or branches, and no written procedures or records for complaint handling or corrective and preventive actions, limiting evidence of a structured after-sales system.

Financial creditThe provided financial fields report zero operating revenue, profit, margins, current ratios, and cash outflows for the stated periods, while the supplier is listed as a limited company with registered capital information. These reported operating indicators provide explicit evidence of weak financial performance, although the slices do not explain the data quality or accounting context.

R&D capabilityThe supplier reports no new products in the past year, no ODM service, and no available SDK. These statements directly indicate limited demonstrated recent product-development and technical innovation capability.

Production capacityThe supplier is classified as both a trading company and manufacturer/factory, has in-stock capacity, and reports standardized instructions for finished-product inspection and quality assurance. Nevertheless, outsourcing procedures and manufacturing-capacity contract status are unknown, and only one quality assurance/quality control inspector is reported, so production depth cannot be fully confirmed.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization in both design-service and R&D-related descriptions. This is direct evidence of broad customization coverage, although it does not quantify engineering resources or production limits.