How can I trust the quality without visiting the factory?

We offer 100% transparency with Material Mill Certificates, NDT reports for welds, and live video inspections during production, and we welcome SGS, BV, or Intertek 3rd-party inspections.

Do you offer a one-stop package for the entire building?

Yes, we provide a Complete Building Envelope including the frame, PU/Rockwool panels, doors, windows, and ventilation, all co-designed for 100% compatibility to prevent gaps or leaks.

Can you provide a quote based on a basic sketch?

Absolutely! Send your Length x Width x Height and usage requirements, and our engineers will provide a FREE 3D Structural Layout and Itemized Quotation within 48 hours.

Heavy-Duty Q355b Steel Portal Frame for Industrial Workshops

Name: Heavy-Duty Q355b Steel Portal Frame for Industrial Workshops
Brand: QINGDAO HUAYUAN STEEL STRUCTURE CO., LTD.
SKU: 2293844485

Shandong, ChinaQINGDAO HUAYUAN STEEL STRUCTURE CO., LTD.

US$48.00

200-999 Square Meters

US$36.00

1,000-4,999 Square Meters

US$18.90

5,000+ Square Meters

Product specifications

Customization

Product profile

After-sales Service

Online Technical Support 3D Installation Guide

Layers

Single-Layer

Usage

Dust-Proof Workshop, Electrostatic Workshop, Food And Chemical Industry, Heavy Industry, High-Voltage Power Plant, Research Facility, Specialized Workshop, Textile And Electronic Processing, Warehouse, Customization

Model NO.

HY-W

Steel Grade

Q355b, Q235B (ASTM A36, S355)

Roof and Wall Material

PPGI Sheet, EPS/PU/Rockwool Sandwich Panel

Gutter

Galvanized Steel, Stainless Steel

Downpipe

PVC Pipe, Color Steel Pipe

Door

Industrial Roller Shutter, Sliding Door

Window

Aluminum Alloy Window, PVC Window

Sky Lighting Panel

FRP Daylighting Panel / FRP Skylight

Ventilation

Roof Ridge Ventilator, Turbine Ventilator

Overhead Crane

5t - 20t Designed / Supplied

Surface Treatment

Hot-DIP Galvanized, Marine Epoxy Paint

Connection Method

100% High-Strength Bolt Connection

Wind Resistance

up to 180 Km/H (Customizable)

Seismic Resistance

Grade 8-9 (Customizable)

Design Standard

GB, ASTM, Eurocode, Au/Nzs

Transport Package

Shipping Containers

Specification

Customization

Trademark

N/A

Origin

Shandong, China

HS Code

9406900090

Production Capacity

1800-2000 Tons Per Month

Key features

Bolt-Connected Installation: 100% bolt-connected design eliminates on-site welding, ensuring fast assembly by local labor.

Millimeter-Precision Design: Utilizes TEKLA/BIM software for precise engineering and automated production to prevent gaps.

Extreme Weather Resistance: Engineered to withstand 180km/h winds and Grade 9 earthquakes, customized to local codes.

Long-Term Durability: Hot-DIP Galvanized or Marine Epoxy coating ensures a lifespan of over 50 years against rust.

Shipping Cost Optimization: 3D nesting design saves 15-20% shipping space, significantly reducing ocean freight costs.

One-Stop Envelope Solution: Complete supply of frame, panels, doors, windows, and ventilation with 100% compatibility.

Transparent Quality Assurance: Provides mill certs, NDT reports, and welcomes 3rd-party inspections like SGS or BV.

Fast Quotation Service: Free 3D structural layout and itemized quotation provided within 48 hours of sketch submission.

Company profile

Years of Export ExperienceFast DeliveryFull Customization3D Software Design

QINGDAO HUAYUAN STEEL STRUCTURE CO., LTD.

Shandong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedExport Year: 10 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.86h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

AI-Powered supplier vetting

SummaryQINGDAO HUAYUAN STEEL STRUCTURE CO., LTD. is a limited trading company in Qingdao, China, offering steel structure products. It is identified as a professional technical supplier and provides 3D design and multiple customization options. Export activity is substantial, with 90% of total sales reportedly coming from exports and approximately 10 years of export experience. However, the available evidence shows no in-stock capability, overseas warehouse, overseas showroom, overseas agents or branches, and no history of offline trade-show participation. Innovation evidence is weak: no new products were reported in the past year, and the supplier does not provide ODM, popular-brand OEM, or SDK services. Corrective-action and customer-complaint procedures are documented and followed, while quality assurance, raw-material traceability, manufacturing contracts, and some financial and safety information remain unverified. A TUV Rheinland audit is recorded, but the stated audit result is 0 and no certification...

Supplier typeThe supplier is a limited company based in Shinan District, Qingdao, and is classified as a trading company. Its primary and offered product scope is steel structure, while the business scope includes activities requiring approval where applicable.

After-Sales capabilityThe supplier lists equipment installation as an overseas service offering and has documented, followed procedures for corrective and preventive actions and customer complaints. Nevertheless, it has no overseas agents or branches, no overseas warehouse or showroom, and no in-stock service capability, limiting evidence of broad or rapid after-sales support.

R&D capabilityThe supplier is identified as a professional technical supplier and provides 3D software design services. However, it reported no new products in the past year and does not offer ODM, popular-brand OEM, or SDK services, indicating limited demonstrated product innovation.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides 3D software design services. These repeated entries provide clear evidence of broad customization capability.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a direct manufacturer founded in 2000 with Class-One Qualification, holding CE/EN1090/ISO certifications and serving 50+ countries.

Q:How do you handle installation labor costs and risks?

Our systems are 100% bolt-connected with zero on-site welding, allowing ordinary workers to assemble them quickly using our 3D manual, which slashes labor costs.

Q:Is the structure safe for extreme weather conditions?

Yes, we customize designs based on local wind, snow, and seismic data to meet ASTM, Eurocode, or AU/NZS standards, engineering structures to withstand 180km/h hurricanes and Grade-9 earthquakes.

Q:How is rust prevention handled during freight and use?

We apply Hot-Dip Galvanization or multi-layer Marine Epoxy Paint based on your environment, using secure container loading with custom spacers to ensure pristine arrival and a 50+ year lifespan.

Q:How do you reduce ocean freight costs?

We optimize packing using 3D software to nest secondary members inside primary beams on custom pallets, saving 15-20% in shipping space, and leverage our Qingdao hub for competitive rates.