What are the main materials used in the structure?

Main steel frame uses H-section steel Q355 with alkyd painting. Purlins are galvanized XZ160*60*20*2.5. Bolts are Grade 10.9 or galvanized Q235. Bracing uses Q235 round steel or angle steel.

What is the warranty period?

We provide a 5-year warranty. The designed service life is more than 50 years.

What is the minimum order quantity?

The Minimum Order Quantity is 50 Tons.

Prefabricated Construction Galvanized Steel Structure Multi-Story Building

Name: Prefabricated Construction Galvanized Steel Structure Multi-Story Building
Brand: Dingrui Yongcheng Construction Engineering Co., Ltd
SKU: 2068230952

Shandong, ChinaDingrui Yongcheng Construction Engineering Co., Ltd

US$39.99-79.99

300 Square Meters

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Installation Guidance& After-Sale Feedback

Connection Form

Bolt Connection

Model NO.

DRYC005

Feature

Anti-Corrosion, Earthquake Resistance, Easy To Install, High Intensity, Recyclable

Install

Support Installation

Services

Design, Manufacture, Delivery, Install

Service Life

More Than 50 Years

Size

Customized

Surface Treatment

Hot-DIP Galvanized, Painting

Brick Wall

1-1.5m

Frame Type

Portal Frame

Type

H-Section Steel

Standard

GB, CE

Steel Type

Carbon Structural Steel

Forming

Hot-Rolled Steel

Member

Steel Column

Type of Steel for Building Structure

High-Strength Steel

Carbon Structural Steel

Q235

Residential Wall Structure

Wallboard

Warranty

5 Years

Transport Package

Standard Package

Specification

Customized

Trademark

DRYC Steel Structure

Origin

Qingdao, China

HS Code

7308900000

Production Capacity

3500tons/Month

Key features

Customized Design & Manufacturing: Full-service customization including design, manufacture, delivery, and installation based on client drawings.

High-Strength Steel Structure: Main frame uses Q355 H-section steel with hot-dip galvanized or painted surface treatment for durability.

Anti-Corrosion & Earthquake Resistance: Features hot-dip galvanization, anti-corrosion coating, and structural design for earthquake resistance.

Flexible Roof & Wall Systems: Options for corrugated steel plates or sandwich panels with EPS, rock wool, or PU insulation.

Professional Installation Support: Provides detailed installation instructions with photos/videos and optional on-site engineer guidance.

Certified Quality Assurance: ISO 9001, ISO 45001, and ISO 14001 certified with Grade 2 steel structure engineering contracting.

Long Service Life: Designed for a service life of more than 50 years with a 5-year warranty on materials and workmanship.

Recyclable & Eco-Friendly: Steel structure is fully recyclable, supporting sustainable construction practices.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team

Dingrui Yongcheng Construction Engineering Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 2 Years CertifiedNearest Port: Dlaian PortAverage Response Time: ≤4.00h

AI-Powered supplier vetting

SummaryThe supplier is a limited, combined company with 82 employees and a valid import/export license. It manufactures metal structures and reports annual steel-structure productivity of 50,000 tons, supported by CNC cutting, welding, shearing, drilling, spark-cutting, and shot-blasting equipment. Quality evidence includes 100% finished-product inspection, 15 quality assurance and quality control inspectors, and documented procedures for supplier assessment, corrective actions, and complaint handling. The supplier supports customization from samples and designs and provides OEM services, but does not provide ODM services or an SDK. It offers overseas services in Russia, accepts FOB and CIF quotations, and reports peak-season lead time of one month and off-season lead time within 15 workdays. No overseas warehouse, showroom, agent, branch, or offline trade-show participation is reported. Certification holdings and customer cases are not provided.

Supplier typeThe supplier is identified as a combined company organized as a limited company, with 82 employees and no stated parent-company affiliation. It also holds a valid import/export license, supporting its classification as an operating manufacturing and export supplier.

After-Sales capabilityThe supplier has documented procedures and records for handling customer complaints, corrective and preventive actions, and service-capability assessment. However, it reports no overseas warehouse, showroom, agent, or branch, which limits documented overseas service infrastructure.

R&D capabilityThe supplier reports one year of total R&D engineer experience and does not provide ODM services or an SDK. These statements do not demonstrate strong independent product-development or software-integration capability.

Production capacityThe supplier reports steel-structure productivity of 50,000 tons and operates equipment including CNC cutting, welding, shearing, drilling, spark cutting, and shot blasting. It also reports one production line, 6–10 quality-control staff, and off-season lead time within 15 workdays, providing explicit evidence of manufacturing capacity.

Customization capabilityThe supplier explicitly supports customization from samples and designs and provides OEM services for popular brands. It does not provide ODM services, so the evidence supports manufacturing customization but not independent ODM development.

Product Q&A

Q:What kind of company are you?

DRYC is a company specializing in designing, manufacturing, selling steel structures and undertaking various kinds of steel structure projects.

Q:Can you offer designing service?

Yes, we have excellent design team. We could design full solution drawings as per your requirments.

Q:What kind of quality assurance do you offer?

Our company has the Grade 2 of Steel structure engineering professional contracting and the Grade 2 of general contracting on construction engineering; and has passed ISO 9001, ISO 45001, and ISO 14001 quality system certification.

Q:Do you offer guiding installation on site overseas?

Normally, there will be detailed installation instruction including photos and videos. If necessary, our engineers can supply construction guidance. And we can also dispatch engineers and skilled workers to your site. If there have any other questions about our products, please CONTACT US, we will introduce and give you a feedback.

Q:What information is needed for a quotation?

Please provide: 1. Location city, 2. Size (length*width*height), 3. Max wind speed, 4. Max snow load, 5. Anti-earthquake level, 6. Brick wall height (1.2m or 1.5m), 7. Thermal insulation needs, 8. Door quantity & size, 9. Window quantity & size, 10. Crane needs (weight/height), 11. Mezzanine needs (layers/height/load).