What are the main components and materials?

Main frame uses H-beam (Q235B/Q345B steel). Purlins are C or Z type. Roof/wall panels are sandwich panels or color corrugated steel sheets. Connections use high-strength bolts.

What is the warranty period?

We provide a 5-year warranty for our steel structure buildings.

What is the minimum order quantity?

The minimum order quantity is 1000 square meters.

Large Span Steel Frame Structure Builidng with ISO SGS Building Material

Name: Large Span Steel Frame Structure Builidng with ISO SGS Building Material
Brand: Gaomi Wantai Steel Structure Engineering Co., Ltd.
SKU: 840652395

Shandong, ChinaGaomi Wantai Steel Structure Engineering Co., Ltd.

US$30.00-80.00

1,000 Pieces

Product profile

Customization

Available

Connection Form

Bolt Connection

Accesiores

Semi-Transparent Skylight Belts, Ventilators, Down

Model NO.

steel material

Surface Treatment

Painted or Galvanized

Doors

Sliding Door/Roll-up Door

Type

Heavy Section Steel

Standard

GB, ASTM, AISI

Trademark

Quality Carbon Structural Steel and Alloy Structural Steel

Forming

Hot-Rolled Steel

Member

Steel Column

Type of Steel For Building Structure

High-Strength Steel

Carbon Structural Steel

Q275

Residential Wall Structure

Wall Support

Application

Steel Workshop, Steel Structure Platform, Steel Fabricated House, Structural Roofing, Frame Part, Steel Walkway and Floor

After-sales Service

on Site Guiding

Warranty

5 Years

Transport Package

Sea

Specification

all steel structure building/house

Trademark

WT Steel Structure

Origin

Weifang China

HS Code

9406000090

Production Capacity

20000 Square Meters Per Month

Key features

Customizable Design: Full customization available based on customer drawings and specific requirements.

High Safety Performance: Wind proof, snow proof, earthquake resistant, and fastness steel structure frame.

Easy Installation: Bolted connection allows for easy assembly and disassembly with engineer guidance.

Quality Certifications: ISO9001, CE, EN1090 certified with SGS and BV testing available for quality assurance.

Durable Materials: Uses Q235B/Q345B steel with anti-rust painting or hot-dip galvanized surface treatment.

Energy Efficient: Sandwich panels provide heat insulation, waterproofing, and soundproofing properties.

Eco-Friendly: Steel materials are reusable and non-polluting, supporting environmental friendliness.

Professional Service: One-stop service from design and manufacturing to delivery and overseas installation guidance.

Company profile

Experienced TeamImporters and Exporters

Gaomi Wantai Steel Structure Engineering 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, etc. CertifiedExport Year: 6 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.18h

AI-Powered supplier vetting

SummaryWan Tai appears to be a manufacturer and engineering-service supplier focused on steel structures, warehouses, metal processing, building materials, and related equipment. It reports one-stop design, manufacturing, installation, and after-service, with documented corrective-action and complaint-handling procedures. The supplier offers OEM, ODM, and multiple levels of customization, and reports new products within the past year. Production evidence includes steel structure and steel warehouse output of 50,000 tons each, export markets across several regions, and a broad range of metal-processing equipment. However, the provided information does not establish certifications, financial strength, named customer cases, or a complete supplier classification. The stated absence of an SDK is a limitation only for SDK-related innovation requirements.

Supplier typeThe supplier’s stated scope covers metal structure manufacturing and sales, steel rolling, insulation materials, construction-related products, equipment, and engineering management. This supports classification as a manufacturer with construction and engineering-related supply capabilities, although the slices do not provide a formal legal or industry supplier classification.

After-Sales capabilityThe supplier describes a one-stop service covering installation and after-service. It also reports clear procedures and followed records for corrective and preventive actions and customer complaint handling, providing explicit evidence of structured after-sales support.

R&D capabilityThe supplier reports new products within the past year and provides ODM services, indicating product-development activity. However, it explicitly reports no available SDK, so the evidence supports general R&D capability but not SDK-based innovation capability.

Production capacityThe supplier lists extensive production equipment, including laser and flame cutting, shot blasting, drilling, shearing, punching, rotary disc steel cutting, and weld-flaw detection. It reports 50,000 tons of steel-structure output and 50,000 tons of steel-warehouse output, with stated lead times of 2–3 months in both off-peak and peak seasons.

Customization capabilityBoth R&D and design-capability records list customization from designs, minor customization, flexible customization, and full customization. The supplier also reports ODM services, directly supporting broad customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands and has exported products to more than 60 countries. These statements indicate market and brand-related experience, but no specific customer names, projects, or verifiable case details are supplied.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a manufacturing factory. You are welcome to visit us for inspection to see our professional quality control flow and enjoy competitive prices.

Q:What quality assurance do you provide?

We have a procedure to check products at all stages (raw materials, in-process, finished goods). SGS, BV, and other testing are available. We also support Trade Assurance via Made-In-China.

Q:Do you offer designing services?

Yes, we have over 10 design engineers who can create full solution drawings based on your requirements using software like Auto CAD, Tekla Structures, and PKPM.

Q:Do you provide overseas installation guidance?

Yes, we send detailed installation drawings. If needed, we can provide supervision, training, and send professional engineers to guide installation on-site overseas for an extra fee.

Q:How to get a fast quotation?

Please provide: 1. Location, 2. Dimensions (L*W*H), 3. Brickwall needs, 4. Thermal insulation type, 5. Door/Window quantities and sizes, 6. Crane needs, 7. Wind/Snow load data, 8. Anti-earthquake level.