What materials are used for the structure?

We use Low-Alloy High-Tensile Structural Steel, specifically Q345B and Q235 grades. The main frame consists of welded H-beams or hot-rolled section beams.

What are the options for roof and wall?

Roof and wall options include sandwich panels, steel corrugated sheets, or steel sheets. The surface can be painted or hot-dip galvanized.

What is the expected service life of the building?

The designed use life of the steel structure building is between 30 to 50 years.

Low Cost Steel Structure Multi-Floor Building

Name: Low Cost Steel Structure Multi-Floor Building
Brand: Qingdao Gemsun Steel Structure Co., Ltd.
SKU: 782709732

Shandong, ChinaQingdao Gemsun Steel Structure Co., Ltd.

US$25.00-50.00

100 Square Meters

Product profile

Customization

Available

After-sales Service

Installation and Tecknology Consulting

Connection Form

Bolt Connection

Model NO.

Construction Member

Steel Beam

Grade

Low-Alloy High-Tensile Structural Steel

Molding Method

Hot-Rolled Steel

Residential Wall Structure

Wallboard

Standard

Steel Type

H-Section Steel

Structure

Steel Structure

Surface

Painting and Hot DIP Galvanized

Size

Customized

Steel Grade

Q345b / Q235

OEM

Roof

Sandwich Panel / Steel Sheet

Wall

Sandwich Panel / Steel Sheet

Window

Allinum Alloy / PVC

Door

Sliding Door / Roller Door

Ventilator

Customized

Purlin Section

C / Z Section

Use Life

30-50 Years

Beam

Welded / Hot Rolled

Skylight Belt

Customized

Shop Drawing

Provide by Us

Production Cycle

30-40 Days

Transport Package

Steel Frame Protect If Need

Specification

Q235 Q345

Trademark

Gemaisen

Origin

Qingdao, China

HS Code

7308900000

Production Capacity

5000t Per Year

Key features

CE Certification: Product meets CE safety and quality standards for international markets.

Customized Size: Column length 4000-12000mm and height 200-1200mm based on requirements.

Hot DIP Galvanizing: Own production line with 12.5M bath for superior corrosion resistance.

Free Technical Support: Free installation drawings and optional engineer dispatch for guidance.

High-Quality Materials: Uses Q345B/Q235 steel with hot-rolled or welded H-beams.

Flexible Customization: Customizable surface, steel grade, roof, wall, and door options.

Competitive Pricing: Factory direct pricing with focus on best price for same quality.

Professional Inspection: 50% inline and 100% final inspection; welcomes third-party checks.

Company profile

Qingdao Gemsun Steel Structure Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2015-08-17Nearest Port: QINGDAOAverage Response Time: ≤3.47hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryQingdao Gemsun Steel Structure Co., Ltd. is a private Chinese manufacturer/factory based in Jimo, Qingdao, Shandong, supplying steel structures, warehouses, buildings, workshops, mobile houses, and related prefabricated products. It reports annual steel-structure productivity of 5,000 tons and derives 90% of total sales from exports, with exporting activity beginning in 2015. The supplier provides OEM and ODM services and supports full customization, but reports no available SDK and no new products during the past year. ISO 9001:2015 certification and recent regular fire drills are stated. Service-management documentation is weak: supplier assessment and corrective/preventive-action procedures lack written records, and complaint handling has a procedure but no written records. No overseas warehouse, showroom, agent, branch, or overseas service coverage is reported. Financial data is represented only by years rather than substantive indicators and therefore cannot establish financial credibility.

Supplier typeThe supplier is identified as a private limited company and a manufacturer/factory located in Jimo, Qingdao, China. Its stated business and product scope covers steel structures, steel buildings, warehouses, workshops, mobile houses, container houses, hangars, and prefabricated buildings.

CertificationsThe supplier states that it holds an ISO 9001:2015 certificate. This is explicit evidence of a quality-management certification, although no additional certifications are identified in the provided information.

After-Sales capabilityThe supplier reports a customer-complaint procedure, but has no written complaint records; supplier service-capability assessment and corrective/preventive-action procedures also lack written procedures or records. It has no overseas warehouse, showroom, agent, branch, or overseas service coverage, although it reports one-month lead times and participation in an offline trade show.

Production capacityThe supplier identifies itself as a manufacturer/factory and reports annual steel-structure productivity of 5,000 tons. Its broad product scope and 90% export-sales share indicate established production and export activity in steel-structure products.

Customization capabilityThe supplier explicitly provides OEM services for well-known brands, ODM services, customization from designs, and full customization. These statements directly support a broad customization capability.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a manufacturing factory. We own the largest Hot DIP Galvanize Bath in Qingdao and welcome you to visit us for inspection to verify our professional quality control.

Q:Is your price competitive?

Our business objective is to provide the best price for the same quality and the best quality for the same price. We strive to reduce your costs as much as possible.

Q:Do you provide installation services?

Yes, we provide detailed installation drawings and direction information for free. We can also send engineers as installation directors or even a full team to assist.

Q:Can I conduct container loading inspection?

Yes, you are welcome to send an inspector. Inspections are allowed not only for container loading but at any time during the production process.

Q:What is the production lead time?

The production cycle is typically 30-40 days. The average lead time is one month for both peak and off-season periods.