What steel grades are used for the structure?

We use Carbon Structural Steel grades Q235 and Q355b, meeting ASTM standards.

Durable Portal Frame Prefabricated Steel Storage Warehouse

Name: Durable Portal Frame Prefabricated Steel Storage Warehouse
Brand: shandong qihua fire engineering co.,ltd.
SKU: 2290583865

Shandong, Chinashandong qihua fire engineering co.,ltd.

US$30.00

10-99 Square Meters

US$25.00

100-999 Square Meters

US$20.00

1,000+ Square Meters

Product specifications

H-Section Steel

Product profile

Customization

Available

After-sales Service

Installation Guide

Connection Form

Bolt Connection

Model NO.

portal steel structure

Construction Member

Steel Beam

Grade

Carbon Structural Steel

Molding Method

Hot-Rolled Steel

Residential Wall Structure

Bottom Wall Beam

Standard

ASTM

Steel Type

H-Section Steel

Structure

Steel Structure

Feature

Anti-Corrosion, Earthquake Resistance, Easy to Ins

Install

Support Installation

Service

Engineers Can Be Arranged to Guide The Installatio

Insulation

Polyurethane, Rockwool, Glasswool, EPS

Style

Large-Scale Warehouse Projects

Span

10 to 120m

Carbon Structural Steel

Q235/Q355b

Forming

Hot-Rolled Steel

Gutter

Color Steel Sheet, Stainless Steel

Transport Package

Container

Specification

40HQ

Trademark

QIHUA

Origin

China

HS Code

7308900000

Production Capacity

30000 Tons Per Year

Key features

Modular Rapid Construction: Shortens construction period by more than 50% with prefabricated design.

Earthquake Resistance: Adapts to extreme environments with high disaster-resistant performance.

Flexible Span Range: Available spans from 10 to 120 meters for various warehouse needs.

Customizable Design: Full customization available from samples, designs, or specific requirements.

Engineer Installation Support: Engineers can be arranged to guide on-site installation and assembly.

Eco-Friendly Material: Green and low-carbon solution meeting global ESG and carbon neutrality goals.

High Strength Lightweight: Large span capability with light deadweight for superior structural efficiency.

Anti-Corrosion Protection: Features anti-corrosion properties for long-term durability in various climates.

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: ≤2.41h

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.

Product Q&A

Q:Can I visit your factory before placing an order?

Yes, you are welcome to visit our factory. You can fly to Qingdao Jiaozhou Airport, and we will pick you up there.

Q:Is your price competitive compared to other companies?

Our objective is to offer the best price for the same quality and the best quality for the same price. We strive to reduce your costs and guarantee the best product for your investment.

Q:Do you provide design services?

Yes, we can design full solution drawings according to your requirements using AutoCAD, PKPM, 3D3S, and Tekla Structures for complex industrial buildings.

Q:What is the delivery time?

Delivery time depends on order quantities. Generally, it takes 30 days after receiving the deposit to deliver to the nearest sea port in China.

Q:What types of insulation are available?

We offer Polyurethane, Rockwool, Glasswool, and EPS insulation options for our steel structures.