What materials are used for the main frame?

The main frame uses Q235 or Q345 welded H-section steel with bolt connections.

What types of wall and roof panels are available?

Options include single color corrugated steel sheets or sandwich panels with EPS, rock wool, or PU insulation.

Does the product come with a warranty?

Yes, the product includes a warranty period ranging from 50 to 70 years.

High Corrosion Proof Galvanized Steel Frame Prefabricated Building Prefab House

Name: High Corrosion Proof Galvanized Steel Frame Prefabricated Building Prefab House
Brand: Qingdao Taiwei Steel Structure Co., Ltd.
SKU: 1923827302

Shandong, ChinaQingdao Taiwei Steel Structure Co., Ltd.

US$65.00-200.00

100 Square Meters

Product profile

Customization

Available

After-sales Service

Technical Support

Size

Customized

Model NO.

TW7591

Main Frame

Welded H Steel

Surface Treatment

Painted or Galvanized

Window

Aluminum Alloy Window or Plastic Steel Window

Roof Maintenance

Color Plate

Purlin

C or Z Section Steel

Wall Maintenance

Color Plate

Tie Bar

Round Pipe

Partition

Sandwich Panel

Ventilation

Roof Ventilator

Door

Lifting Door

Frame

Portal Frame

Application

Warehouse, Workshop, Office

Color

Customized

Canopy

Color Plate

Material

Steel Structure

Usage

Warehouse, Dormitories, Temporary Offices, Workshop

Certification

ISO

Customized

Warranty

50-70 Years

Transport Package

Steel Pallet Package

Specification

Q355B, Q235B

Trademark

Origin

Qingdao, China

HS Code

9406900090

Production Capacity

20000 Ton/ Year

Key features

Customized Size and Design: Full customization available including size, shape, and design based on customer drawings.

High Strength and Lightweight: Steel structure offers high strength with lighter weight compared to concrete and wood.

Corrosion Protection: Galvanized or painted surface treatment ensures high corrosion resistance for long life.

Fast Installation: Prefabricated components allow for quick on-site assembly and reduced construction time.

Excellent Seismic Performance: High toughness and plasticity provide reliable performance under dynamic and seismic loads.

Eco-friendly and Recyclable: Material is fully recyclable with minimal construction waste during demolition.

Long Service Life: Durable steel structure with a warranty period of 50 to 70 years.

Professional Technical Support: Expert engineers provide design solutions, installation supervision, and after-sales service.

Company profile

Importers and ExportersYears of Export ExperienceExperienced TeamSelf-branded

Qingdao Taiwei Steel Structure Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs, Full Customization CertifiedExport Year: 10 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryThe supplier is a combined company engaged in metal structures, hardware products, construction fittings, building materials, doors and windows, and related manufacturing and sales. It reports OEM service for well-known brands, ODM capability, 3D design services, full customization, inventory capacity, and exports accounting for 71%–90% of sales. Its production resources include cutting, shot blasting, welding, assembly, straightening, bending, laser cutting, floor bearing plate, and color steel tile equipment. ISO 9001:2015 and SGS certification are stated, but service procedures, corrective actions, and complaint-handling processes lack written records. The supplier has no available SDK, no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse or showroom, and only partial financial-year information, so financial credibility cannot be fully assessed.

Supplier typeThe supplier is identified as a combined company. Its stated business scope covers manufacturing and sales of metal structures, hardware products, construction fittings, building decoration materials, doors and windows, and building materials.

CertificationsThe company description explicitly states that the supplier passed ISO 9001:2015 quality management system certification and SGS certification. These statements provide direct evidence of certification holding, although the specific SGS certification scope is not provided.

R&D capabilityThe supplier provides 3D software design services, offers ODM, supports customization from designs and full customization, and reports launching new products during the past year. However, it has no available SDK, so innovation-related capability is positive but not comprehensive.

Production capacityThe supplier lists extensive production equipment and reports inventory capacity, export sales of 71%–90%, and average peak- and off-season lead times within 15 working days. However, it has no valid manufacturing-capacity contract with its related subcontractors, which introduces a documented capacity-management limitation.

Customization capabilityThe supplier explicitly provides customization from customer designs and full customization, supported by 3D software design services and ODM capability. This directly demonstrates broad product and design customization capacity.

Client casesThe supplier states that it participated in the design and construction of the Qingdao Olympic Sailing Center, MEGA Mall, and PURE FLOUR MILL, and has exported products to more than 60 countries, including South Africa, Ghana, Argentina, Australia, New Zealand, Canada, Ethiopia, and Uganda. These reported projects and international markets indicate relevant experience, although independent verification is not provided.