What are the available steel grades?

We use Q235B and Q345B steel grades, or other materials as requested by buyers.

What is the expected service life of the structure?

The structure is designed to last more than 50 years.

What are the main components of the building?

Main components include H beam main frames, C or Z purlins, X-type bracing, and sandwich panels for roofs and walls.

Prefabricated Steel Structure Workshop Quotation Sample for Factory

Name: Prefabricated Steel Structure Workshop Quotation Sample for Factory
Brand: Quanzhou Ridge Steel Structure Co., Ltd.
SKU: 1923217312

Fujian, ChinaQuanzhou Ridge Steel Structure Co., Ltd.

US$35.00-55.00

100 Square Meters

Product profile

Customization

Available

Connection Form

Bolt Connection

Certificate

ISO

Model NO.

3578

Product Name

China Supplier Custom Made Prefab Steel Industrial

Material

Light Steel Frame

Column and Beam

Hot Rolled or Welded H Section, I Section

Surface Processing

Painted or Galvanized

Steel Grade

Q235B, Q345b

Roof & Wall Panel

PU, EPS, Rock Wool/Fiber Glass Sandwich Panel

Window and Door

PVC or Aluminum Alloy;Sliding Door or Rool up Door

Service Life

More Than 50 Years

Drawing

Design The Drawing as Your Demand

Installation

Engineer Helps to Instruct Installation

Additional

Overhead Crane, Mezzanine Floor, Ventilation

Purlin

C or Z Type Section

Skylight

Transparent Sheet

Foundation

Cement Foundation

Type

H-Section Steel

Standard

GB, ASTM, JIS

Trademark

Carbon Structural Steel

Forming

Hot-Rolled Steel

Member

Steel Column

Type of Steel For Building Structure

H-Section Steel

Carbon Structural Steel

Q235

Residential Wall Structure

Wallboard

Application

Steel Workshop, Steel Structure Platform, Steel Fabricated House, Structural Roofing, Frame Part, Steel Walkway and Floor, Steel Structure Bridge

After-sales Service

Online Technical Support

Transport Package

Bulk

Specification

customized

Trademark

ridge

Origin

China

HS Code

7308900000

Production Capacity

5000 Ton Per Month

Key features

Custom Design Capability: Structures are custom-built to meet specific architectural and engineering requirements with flexible customization options.

Durable Material Selection: Constructed with Q235B or Q345B steel grades, featuring hot-dip galvanized or anti-rust painted surfaces for longevity.

Long Service Life: Designed for a service life of more than 50 years with maintenance-free value.

Comprehensive Support: Includes online technical support, engineer instruction for installation, and project management until completion.

Versatile Applications: Suitable for workshops, warehouses, offices, airports, exhibition halls, and multi-storey buildings.

Flexible Dimensions: H beam length ranges from 4000-15000mm and height from 200-1200mm, adaptable to user needs.

Energy Efficient Panels: Roof and wall options include PU, EPS, Rock Wool, or Fiber Glass sandwich panels for insulation.

Global Shipping Ready: Pre-cut and pre-drilled materials are packaged for delivery via FOB, CFR, CIF, or EXW terms.

Company profile

In-stock CapacityFast DeliveryCustomization from DesignsODM Services

Quanzhou Ridge Steel Structure Co., Ltd.

Fujian, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤5.82h

AI-Powered supplier vetting

SummaryQuanzhou Ridge Steel Structure Co., Ltd. is a China-based limited trading company established in 2017, with 12 employees and a business focus on steel structures and related prefabricated buildings. It offers customization, ODM, and OEM services, exports through both agency and self-operated channels, and reports six years of export experience with broad international markets. Stated production capacity covers multiple steel-structure categories, while reported peak- and off-season lead times are within 15 working days. However, the available audit record is dated July 2023–July 2024, and the audit result is recorded as “0” without an explained interpretation. After-sales and service governance are weakly documented: no written complaint-handling, corrective-action, supplier-approval, or service-assessment procedures are reported. Fire-drill status and quality-assurance status are unknown, and the supplier has no overseas showroom, agents, branches, or offline trade-show participation.

Supplier typeThe supplier is identified consistently as a trading company and limited company, operating from Fujian, China. Its stated business scope covers steel-structure sales and related import and export activities, including steel buildings, workshops, warehouses, and storage sheds.

After-Sales capabilityThe supplier reports no overseas showroom, overseas agents or branches, or overseas service countries. It also has no written records or procedures for customer complaints, corrective and preventive actions, or effective service-capability assessment, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier explicitly provides ODM services and OEM services for popular brands, demonstrating design and manufacturing collaboration capability. It does not have an available SDK, but SDK availability is not sufficient by itself to negate the documented ODM/OEM capability.

Production capacityReported annual output includes 20,000 tons for steel-structure workshops, 20,000 tons for warehouses, 50,000 tons for steel structures, and 20,000 tons for steel-structure buildings. The supplier also states peak- and off-season lead times within 15 working days, supporting a stated capacity advantage, although the data is self-reported and no production-facility verification is provided.

Customization capabilityThe supplier lists customization from designs and samples, minor and full customization, and flexible customization. This is explicit evidence of broad customization support for its steel-structure offerings.