What is the warranty period?

The product comes with a 10-year warranty.

What payment terms are accepted?

We accept T/T (Telegraphic Transfer) and L/C (Letter of Credit) as payment terms.

Galvanized Rectangular Square Steel Zinc Coated Surface Hollow Section Steel Tube Gi Pipe

Name: Galvanized Rectangular Square Steel Zinc Coated Surface Hollow Section Steel Tube Gi Pipe
Brand: LIAOCHENG HUAJIAN STEEL CO., LTD.
SKU: 757424652

Shandong, ChinaLIAOCHENG HUAJIAN STEEL CO., LTD.

US$550.00-650.00

10 Tons

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Warranty

10year

Standard

AISI, JIS, ASTM, DIN, BS, GB

Model NO.

50*50*2.5mm

Certification

ISO/SGS

Technique

Hot Rolled

Wall Thickness

Thick

Surface Treatment

Galvanized

Alloy

Non-alloy

Size

15*15mm-300*300mm

Thickness

1.0-15mm

Length

6m or as Customer Requirement

Grade

ASTM A106 Gr.B, 20#, A500 Q235B

MOQ

25tons

Delivery Time

Fast Delivery, Within 10 Days

Surface

Galvanized or Black

Transport Package

in Bundles with Steel Straps

Specification

50*50*2.5mm

Trademark

HJ steel

Origin

Shandong Province, China

Production Capacity

8000tons Per Month

Key features

Customizable Dimensions: Sizes range from 15x15mm to 300x300mm with thickness 1.0-15mm.

Fast Delivery: Delivery within 10 days for standard orders, 15 working days after payment.

Wide Application Scope: Suitable for construction, shipbuilding, HVAC, plumbing, and scaffolding.

High Production Capacity: Monthly productivity reaches 5000 tons to meet large-scale demands.

Strict Quality Certification: Certified by ISO9001, SGS, ASTM, BS, GB, and DIN standards.

Flexible Surface Treatment: Options include galvanized, black, oiled, or anti-corrosive treatments.

Comprehensive Inspection: Includes chemical analysis, hydrostatic test, and nondestructive inspection.

OEM/ODM Support: Full customization from samples or designs with flexible customization options.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExhibition Experience

LIAOCHENG HUAJIAN STEEL CO., LTD.

Shandong, China

Business 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: Qingdao Port, Tianjing PortAverage Response Time: ≤11.19h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with broad customization, 3D software design, ODM, OEM, and recent new-product development capabilities. It reports substantial steel plate and H-beam output, inventory capability, overseas warehouse services, overseas agents or branches, and direct import-export rights. Export activity represents 90% of total sales, with Europe and North America listed as primary markets and 12 years of export experience. Service procedures exist for corrective and preventive actions and complaint handling, with follow-up records. Financial records are referenced for 2021–2023, but their actual results are not provided. Certification, manufacturing-contract status, environmental compliance, fire-drill status, and formal supplier-service assessment procedures remain insufficiently documented.

Supplier typeThe supplier is explicitly described as a professional technical supplier, with steel plate and H-beam production, direct import-export rights, and Europe and North America identified as primary export markets. Its export share is stated as 90%, and it has 12 years of export experience, indicating a technically oriented and internationally active manufacturing supplier.

After-Sales capabilityThe supplier has clear procedures and follow-up records for corrective and preventive actions and customer complaints. It also reports inventory capability, overseas warehouse services, overseas agents or branches, and participation in the 2023 MTM offline trade show; however, there is no overseas showroom and the number of countries served overseas is recorded as 0.

R&D capabilityThe supplier provides 3D software design services, supports multiple forms of customization, reported new products within the past year, and offers ODM services. It has no available SDK, which limits the evidence for software-development integration capability but does not negate its documented product and design innovation capabilities.

Production capacityThe supplier reports annual production information of 50,000 tons of steel plate and 50,000 tons of H-beam, 21–30 quality-control staff, in-stock capability, and lead times within 15 working days in both peak and off-seasons. A valid manufacturing-capacity contract is unknown, so contractual validation is incomplete, but the stated operating capabilities support a positive assessment.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, together with 3D software design, ODM, and OEM services for well-known brands. This combination demonstrates broad documented customization coverage.

Client casesThe supplier reports OEM services for well-known brands and participation in the 2023 MTM offline trade show. These are relevant customer or market-experience indicators, but no customer names, project details, order outcomes, or verifiable case descriptions are supplied.