What is the warranty or quality guarantee?

We adhere to quality first principles with 20 QA/QC inspectors performing random visual and function inspections on finished products.

What is the production capacity?

We have 40 sets of slitting flat steel production lines with a daily output of up to 2000 tons.

Can I get a free sample?

Yes, free samples are provided for your reference.

250 * 250 * 8 Large Hollow Section Galvanized Steel Square Tube

Name: 250 * 250 * 8 Large Hollow Section Galvanized Steel Square Tube
Brand: TIANJIN NANXIANG STEEL STRIP PROCESSING CO., LTD.
SKU: 2081744252

Tianjin, ChinaTIANJIN NANXIANG STEEL STRIP PROCESSING CO., LTD.

US$600.00

5-24 Tons

US$550.00

25-99 Tons

US$520.00

100+ Tons

Product profile

Customization

Available

Type

Welded

Technique

ERW

Model NO.

GALVANIZED STEEL PIPE

Material

Carbon Steel

Surface Treatment

Black

Usage

Pipeline Transport, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose

Section Shape

Round

Business Type

Manufacturer of Steel Pipe

Certificate

JIS, GS, ISO9001

Worker

More Than 800 Workers

Delivery Time

Normally with 20 Days

Length

6m, 9m, 12m or as Your Requirement

Tolerance

as The Standard or as Your Requirement

Delivery Term

EXW, Fob, CFR, CIF

Service

Free Sample

Transport Package

in Bundles

Specification

12-500

Trademark

ZHENXIANG

Origin

China

Production Capacity

60000mt/Month

Key features

OEM/ODM Customization: Full customization available from designs or samples with 10 R&D engineers.

Large Production Capacity: Daily output up to 2000 tons with 40 slitting flat steel production lines.

Multi-Scene Usage: Suitable for pipeline transport, oil/gas drilling, construction, and machinery.

Flexible Delivery Terms: Supports EXW, FOB, CFR, CIF with standard or custom length requirements.

Free Sample Service: Free samples provided for quality verification before bulk orders.

Global Export Experience: 12 years of export experience to Korea, Japan, Europe, and Australia.

Strict Quality Control: 20 QA/QC inspectors perform random visual and function inspections.

Reliable Manufacturer: Wholly-owned subsidiary of Zhenxiang Group with strong industry reputation.

Company profile

Exhibition ExperienceExperienced TeamIn-stock CapacityQuality Assurance

TIANJIN NANXIANG STEEL STRIP PROCESSING CO., LTD.

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤6.02h

AI-Powered supplier vetting

SummaryThe supplier appears to be a steel-oriented manufacturer with a steel production line, stated annual output of approximately one million tons across various products, and reported production of flat bar and angle bar. It offers full customization, customization from designs and samples, ODM services, and OEM services for well-known brands. Quality and service systems show some documented procedures, including corrective and preventive actions, complaint handling, and uniformly followed finished-product inspection instructions. R&D resources include 10 engineers, 20 quality-control test devices, CAD capability, and auditable design documentation; however, no new products were reported during the past year and no SDK is available. Financial records are identified for 2021–2023, but the provided information does not establish financial strength. The supplier claims broad domestic and overseas sales and experience serving construction, government, hospital, shipbuilding, steel construction, agricultural...

Supplier typeThe supplier is presented primarily as a steel manufacturer, with a named steel production line, flat bar and angle bar output, and applications in construction, shipbuilding, steel construction and related sectors. Its registered business scope also includes broad trading and sales activities covering rubber, furniture, office equipment, chemicals, cables, plastics, hardware, electronics and other goods, indicating a mixed manufacturing and commercial profile.

After-Sales capabilityThe supplier has a clear corrective and preventive action procedure with follow-up records and a clear customer-complaint handling procedure with records. Its company description also claims comprehensive after-sales service and willingness to develop with customers, but the documented procedures provide the strongest direct support.

Production capacityThe supplier reports a steel production line, approximately one million tons of annual output across various product types, and specific annual capacities of 800,000 tons for flat bar and 160,000 tons for angle bar. These stated production figures and identified facility support a strong production-capability assessment.

Customization capabilityThe supplier explicitly provides full customization, customization from designs and customization from samples. R&D engineers are responsible for sample and customization confirmation, while CAD capability and auditable design documentation further support execution of customized product requirements.