What materials are used for the steel structure?

We use Q345b Steel or Q355b Steel, specifically H-Section Steel and High-Strength Steel.

Where is the factory located?

The factory is located in Qingdao, Shandong, China, near Qingdao Port.

Quick Build Prefabricated Large Metal Sheds Steel Structure Warehouse

Name: Quick Build Prefabricated Large Metal Sheds Steel Structure Warehouse
Brand: Qingdao Ruigang Steel Structure Co., Ltd.
SKU: 1937770365

Shandong, ChinaQingdao Ruigang Steel Structure Co., Ltd.

US$29.99

1,000-2,999 Square Meters

US$25.99

3,000-4,999 Square Meters

US$20.99

5,000+ Square Meters

Product profile

Customization

Available

Type

H-Section Steel

Structure Type

Light Portal Frame Structure

Service

Turnkey Solution

Material Grade

Q345b Steel/Q355b Steel

Quality Control

SGS BV ISO Form-E

Door

Sliding Door or Roll up

Drawing Design

Autocad Pkpm 3D3s Tarch Tekla Structures

Purlin

Galvanized C/Z Purlin

Application

Warehouse, Workshop, Factory, Hangar

Standard

AISI, BS, ASTM, JIS, DIN, GB

Steel Type

Carbon Structural Steel

Forming

Hot-Rolled Steel

Connection Form

Bolt Connection

Member

Steel Column

Type of Steel for Building Structure

High-Strength Steel

Residential Wall Structure

Wallboard

Transport Package

Packaging Details: Protective Packing

Specification

Customized

Trademark

Ruigang

Origin

Qingdao, China

HS Code

9406900090

Production Capacity

3000ton/Tons Per Month

Key features

Turnkey Solution: Comprehensive service covering design, manufacture, and installation of steel structures.

High-Strength Steel: Constructed with Q345b/Q355b Carbon Structural Steel and H-Section Steel for durability.

Global Certifications: ISO9001, ISO14001, OHSAS18001 certified with SGS BV inspection support.

Flexible Customization: Offers full customization from samples or designs, including structure and materials.

Professional Design: Utilizes Autocad, Pkpm, 3D3s, and Tekla Structures for precise engineering drawings.

Experienced Manufacturer: National high-tech enterprise with 115 employees and 13 years of export experience.

Strict Quality Control: 100% visual and function inspection for finished products with traceable raw materials.

Fast Lead Time: Off-season production completed within 15 workdays; peak season within one month.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceExperienced TeamPatents Awarded

Qingdao Ruigang Steel Structure 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: 13 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.72h

AI-Powered supplier vetting

SummaryThe supplier manufactures and sells specialized machinery spanning rubber processing, agriculture, textile equipment, shipbuilding, hardware, and construction-related products. It reports ISO 9001:2015 and ISO 14001:2015 certification, customization and ODM capabilities, recent new-product development, eight experienced R&D engineers, six production lines, and 21–30 quality-control staff. Reported lead times are one month in both peak and off-peak periods. Service offerings include installation, debugging, maintenance, repair, and training, although overseas service coverage is stated as zero countries. The supplier serves multiple export regions and has OEM experience with well-known brands. Financial stability, customer-specific case details, and complete supplier-approval controls cannot be conclusively assessed from the provided information.

Supplier typeThe supplier is a manufacturer and seller of specialized machinery, including rubber-processing, agricultural, forestry, animal-husbandry, fishery, textile, and hardware-related equipment, with additional shipbuilding and construction-related activities. Its six production lines and stated manufacturing scope support classification as a diversified machinery manufacturer rather than only a trading company.

CertificationsThe supplier explicitly reports ISO 9001:2015 and ISO 14001:2015 certificates. These provide direct evidence of quality-management and environmental-management certifications, although no certificate validity dates or scopes are provided.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, offers an available SDK, and has eight experienced R&D engineers. These are explicit indicators of product-development and design capability, though the information does not quantify R&D investment or document specific innovations.

Production capacityThe supplier reports six production lines, extensive machinery and processing equipment, one-month peak and off-peak lead times, and 21–30 quality-control staff. Finished-product inspection instructions are uniformly followed, and service-capability procedures have records; however, continuous quantity reconciliation for each batch is not performed, which is a stated manufacturing-control weakness.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, providing direct evidence of broad product-design and customization support.