What materials are used for the building structure?

We use Carbon Structural Steel (Q345b/Q355b), Galvanized C/Z Purlins, and options for Residential Wall Structure such as PPGI Single Sheet, EPS, Rock Wool, or Fiber Glass Wool.

Does the company provide after-sales service?

Yes, we provide 24-hour after-sales service and have an overseas agent/branch network to support global customers.

What is the warranty or quality guarantee?

We conduct 100% inspection (Visual & Function) on finished products and have a strict QA/QC team of 2 inspectors to ensure quality.

Pre-Engineered Metal Building Material Kits Prefabricated Middle Size Light Steel Structure Factory Warehouse

Name: Pre-Engineered Metal Building Material Kits Prefabricated Middle Size Light Steel Structure Factory Warehouse
Brand: Qingdao Ruigang Steel Structure Co., Ltd.
SKU: 1902127052

Shandong, ChinaQingdao Ruigang Steel Structure Co., Ltd.

US$49.99

1,000-2,999 Square Meters

US$39.99

3,000-4,999 Square Meters

US$29.99

5,000+ Square Meters

Product profile

Customization

Available

After-sales Service

24 Hour

Connection Form

Bolt Connection

Model NO.

Steel Structure Workshop/Warehouse

Construction Member

Steel Column

Grade

Carbon Structural Steel

Molding Method

Hot-Rolled Steel

Residential Wall Structure

PPGI Single Sheet, EPS/Rock Wool/Fiber Glass Wool

Standard

AISI, BS, ASTM, JIS, DIN, GB

Steel Type

Carbon Structural Steel

Structure

Frame Structure

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, etc.

Drawing Design

Autocad Pkpm 3D3s Tarch Tekla Structures

Purlin

Galvanized C/Z Purlin

Application

Steel Workshop, Steel Fabricated House, Warehouse,

Forming

Hot-Rolled Steel

Member

Steel Column

Type of Steel for Building Structure

High-Strength Steel

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: Provides complete design, manufacture, and installation services for steel structures.

Multi-Certification: Holds ISO9001, ISO14001, OHSAS18001, and SGS BV certifications for quality assurance.

Flexible Customization: Offers full customization from samples, designs, and minor adjustments to meet specific needs.

High-Quality Materials: Utilizes Q345b/Q355b Carbon Structural Steel and Galvanized C/Z Purlins for durability.

Professional Team: Backed by 115 employees including senior engineers and 10 R&D specialists.

100% Quality Inspection: Ensures product integrity through visual and functional inspections of finished products.

Fast Lead Time: Offers production within 15 workdays during off-season and one month during peak season.

Global Service: Serves global customers with 24-hour after-sales support and overseas agent networks.

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: ≤1.90h

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.

Product Q&A

Q:What customization options are available?

We offer flexible customization including full customization from samples, designs, minor customization, and turnkey solutions for structure type, material grade, and door types.

Q:What is the minimum order quantity?

The minimum order quantity is 1 set.

Q:What certifications does the company hold?

We hold ISO9001, ISO14001, OHSAS18001 international system certifications, SGS BV certification, and have Chinese trademark patent copyrights.

Q:What are the payment terms?

We accept LC, T/T, D/P, and PayPal as terms of payment.

Q:What is the lead time for production?

The lead time is within 15 workdays during the off-season and one month during the peak season.