What steel grades are available?

We offer Q235 and Q345 steel grades, with Q235 having a yield strength of 235 MPa and Q345 at 345 MPa.

What is the minimum order quantity?

The minimum order quantity is 1 ton.

What is the warranty period?

We provide 24-hour after-sales service support for our products.

Custom Design & Construction of Large Span Steel Structure Factory Warehouse

Name: Custom Design & Construction of Large Span Steel Structure Factory Warehouse
Brand: shandong qihua fire engineering co.,ltd.
SKU: 2156153852

Shandong, Chinashandong qihua fire engineering co.,ltd.

US$30.00-65.00

1,000 Square Meters

Product profile

Customization

Available

After-sales Service

24hours

Connection Form

Bolt Connection

Model NO.

H-beam

Construction Member

Steel Beam

Grade

Carbon Structural Steel

Molding Method

Hot-Rolled Steel

Residential Wall Structure

Bottom Wall Beam

Install

Online Guidance

Structure Type

Heavy Steel Structure

Main Material

Q235B/Q355b

Production Process

Factory Prefabricated & on-Site Assembled

Building Floors

Custom Multi/Single Floor

Main Span

Custom Large Span Design

Specification

12032.00cm * 2352.00cm * 2698.00cm

Trademark

QiHua

Origin

Qingdao, China

HS Code

7308900000

Production Capacity

30000 T/Year

Key features

Modular Rapid Construction: Shortens construction period by more than 50% through modular assembly.

Large Span Design: Custom large span design with high strength and light deadweight.

Earthquake Resistant: Adapts to extreme environments with excellent seismic performance.

Green Low-Carbon: Meets global ESG and carbon neutrality goals with eco-friendly materials.

Flexible Layout: Beautiful appearance with higher space efficiency and easy assembly.

Custom Material Options: Available in Q235B/Q355B steel grades for diverse structural needs.

Full Design Service: Professional design using AutoCAD, PKPM, and Tekla Structures.

One-Stop Solution: Integrated services from design, manufacturing to on-site installation.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFlexible CustomizationQuality Assurance

shandong qihua fire engineering co.,ltd.

Shandong, China

CertifiedBusiness 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: 8 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.98h

AI-Powered supplier vetting

SummaryThe supplier manufactures and sells insulation, soundproofing, coating, building, plastic, and related non-metallic mineral products. It reports documented procedures and records for corrective actions and customer complaints, as well as quality assurance in quality control. Production indicators include eight production lines, stated steel-structure and fireproof-coating output, in-stock capability, and off-peak lead time within 15 workdays. The supplier supports sample, design, full, minor, and flexible customization and provides ODM and OEM services, but reports no new products in the past year and no professional technical R&D, 3D design, or SDK capability. Overseas service infrastructure is limited: no overseas agents, branches, warehouse, or showroom are reported, although it has participated in ESBuild 2025 and exports account for 21%–30% of sales. Financial credibility cannot be positively assessed because the provided records show zero values for the stated financial metrics, while certification...

Supplier typeThe supplier is a manufacturer and seller of insulation and soundproofing materials, coatings excluding hazardous chemicals, building materials, non-metallic mineral products, and plastic products. It also provides ODM and OEM services, while explicitly stating that it is not a professional technical supplier.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, and it reports in-stock capability and an off-peak lead time within 15 workdays. However, it has no overseas agents or branches, overseas warehouse, or overseas showroom, limiting the documented overseas service infrastructure.

Financial creditThe provided financial records for 2024 show zero operating revenue, operating cost, gross profit, and operating profit, and the record for the prior two years shows zero operating revenue. These stated values do not provide positive evidence of financial strength.

Production capacityThe supplier operates eight production lines and identifies water-based and thick-film steel-structure fire-retardant coating lines, an oven, and a pH meter. It reports steel-structure output of 50,000 tons and fireproof-coating output of 60,000 tons, in-stock capability, finished-product inspection instructions that are uniformly followed, and an off-peak lead time within 15 workdays.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM and OEM services, supporting a broad stated customization range.