What are the main components of the steel structure warehouse?

Main components include base cement and steel foundation bolts, H beam main frame, Q235B/Q345B structural steel, C or Z purlins, and bracing.

What are the available options for doors and windows?

Doors include sliding, roll-up shutter, or walk doors. Windows are available in Aluminium alloy or PVC materials.

What is the delivery time and packing method?

Production time is short due to flexible design. Main frames are loaded in 40' OT containers, and panels in 40' HQ containers.

Fabrication Q235 Q345b Structural Steel Building

Name: Fabrication Q235 Q345b Structural Steel Building
Brand: Gaomi Wantai Steel Structure Engineering Co., Ltd.
SKU: 842134945

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

US$30.00-80.00

100 Square Meters

Sample price:US$100.00/square meter.Request sample

Product profile

Customization

Available

Connection Form

Bolt Connection

Column and Beam

Hot Rolled or Welded H Section, I Section

Model NO.

Service Life

More Than 30 Years

Surface Treatment

Painted or Galvanized

Roof & Wall Panel

PU, EPS, Rock Wool/Fiber Glass Sandwich Panel

Drawing

Design The Drawing as Your Demand

Panel Thickness

50mm, 75mm, 100mm

Crane

No More Than 25 Ton

Windows

Allumimium Alloy/PVC

Doors

Sliding Door/Rolling Door

Roof/Wall System

Sandwich Panel(EPS/PU/Firber Glass/Rock Wool)

Type

H-Section Steel

Standard

GB, ASTM, AISI, BV

Trademark

Quality Carbon Structural Steel and Alloy Structural Steel

Forming

Hot-Rolled Steel

Member

Steel Column

Type of Steel For Building Structure

H-Section Steel

Carbon Structural Steel

Q235

Residential Wall Structure

Wallboard

Application

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

Transport Package

According to Customer′ S Request

Specification

as Per Clients′ Requirement

Trademark

Origin

Qingdao, China

HS Code

9406000090

Production Capacity

20000 Square Meters Per Month

Key features

Customizable Design: Full solution drawings designed according to customer requirements using Auto CAD, Tekla Structures, etc.

Durable Materials: Constructed with Q235B or Q345B structural steel with a service life exceeding 30 years.

Flexible Dimensions: H-beam dimensions customizable: Length 1000-15000mm, Height 200-1200mm, Thickness 6-40mm.

Versatile Insulation: Roof and wall panels available in PU, EPS, Rock Wool, or Fiber Glass sandwich panels.

Easy Installation: Bolted connection system allows for easy assembly and disassembly of the steel structure.

Professional Support: Overseas installation guidance, supervision, and training provided by experienced engineers.

Quality Certifications: ISO9001, ISO14001, CE, and EN1090 certified with 100% visual inspection on finished products.

Custom Surface Treatment: Options include painted finish or hot-dip galvanized coating for anti-rust protection.

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: ≤5.48h

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 a trading company?

We are a manufacturing factory. You are welcomed to visit us for inspection to see our professional quality control flow.

Q:What quality assurance do you provide?

We have a procedure to check products at all stages from raw materials to finished goods. SGS and BV testing are available.

Q:Do you offer designing services?

Yes, we have more than 10 design engineers who can design full solution drawings using software like Auto CAD and Tekla Structures.

Q:Do you offer guiding installation on site overseas?

Yes, we can send professional technical engineers to supervise installation on site overseas, though this service is provided at an extra cost.

Q:How to get a fast quotation?

Please provide location, dimensions, brickwall needs, thermal insulation type, door/window quantity and size, crane requirements, wind/snow loads, and anti-earthquake levels.