Quanzhou Ridge Steel Structure Co.,Ltd.
| Payment Terms | L/C,T/T |
| Supply Ability | 20000 square meters per month |
| Delivery Time | 45 days |
| Packaging Details | naked |
| Product Name | Fabricated and Galvanized Steel Structures |
| Main Frame | Q235B or Q355b Grade Steel |
| Primary Framing | H column and beam |
| Structure Type | Building Steel Structure |
| Carbon Structural Steel | Q235 Q355 |
| Span Range | Up to 40 meters |
| Warranty | 5 Years |
| Shape | Portable Frame Or Heavy Steel Frame |
| Color | Optional, blue, Blue or as per your need, red or customized, Customer requirement |
| Grade | Q235 Q345B, Hot Rolled Steel, Sandwich Panel, G350, ASTM |
| Environmentalimpact | Recyclable and eco-friendly |
| Designstandard | AISC/Eurocode/GB |
| Feature | Anti Earthquake、Antirust、Anti Corrosion |
| Wind Resistance Level | Typhoon Level 12 (35m/s) |
| Installation Drawing | Provide by Our Company |
| Drawing | Design The Drawing as Your Demand |
| Steel Grade | Q235, Q355 |
| Weather Resistance | Excellent |
| Structure | Steel Structure |
| Purlin Surface | Galvanized |
| Surfacetreatment | Galvanized/painted |
| Brand Name | QZ RIDGE |
| Model Number | RS-260407 |
| Certification | CE,SGS |
| Place of Origin | FUJIAN, CHINA |
View Detail Information
Explore similar products
Steel Building Frame Steel Metal Buildings Prefabricated Building Structure
Stainless Steel Structure Fabrication Pre Engineered Metal Building Manufacturer
Painted Metal Steel Structure Logistics Warehouse Prefab Steel Storage Building
Custom Metal Buildings Metal Frame Structure Construction Agricultural Steel
Product Specification
| Payment Terms | L/C,T/T | Supply Ability | 20000 square meters per month |
| Delivery Time | 45 days | Packaging Details | naked |
| Product Name | Fabricated and Galvanized Steel Structures | Main Frame | Q235B or Q355b Grade Steel |
| Primary Framing | H column and beam | Structure Type | Building Steel Structure |
| Carbon Structural Steel | Q235 Q355 | Span Range | Up to 40 meters |
| Warranty | 5 Years | Shape | Portable Frame Or Heavy Steel Frame |
| Color | Optional, blue, Blue or as per your need, red or customized, Customer requirement | Grade | Q235 Q345B, Hot Rolled Steel, Sandwich Panel, G350, ASTM |
| Environmentalimpact | Recyclable and eco-friendly | Designstandard | AISC/Eurocode/GB |
| Feature | Anti Earthquake、Antirust、Anti Corrosion | Wind Resistance Level | Typhoon Level 12 (35m/s) |
| Installation Drawing | Provide by Our Company | Drawing | Design The Drawing as Your Demand |
| Steel Grade | Q235, Q355 | Weather Resistance | Excellent |
| Structure | Steel Structure | Purlin Surface | Galvanized |
| Surfacetreatment | Galvanized/painted | Brand Name | QZ RIDGE |
| Model Number | RS-260407 | Certification | CE,SGS |
| Place of Origin | FUJIAN, CHINA | ||
| High Light | custom steel frame office buildings ，durable steel gym structures ，prefab sports hall steel buildings | ||
Established in 1998, Ridge Steel Buildings Co., Ltd., based in Quanzhou, China, specializes in the design, manufacturing, and on-site assembly of steel-framed structures. With an efficient factory, an experienced in-house engineering team, and a professional erection crew, we offer integrated steel building systems that provide lasting strength and cost-effectiveness. Our projects serve a wide range of needs: prefabricated steel solutions for factories, warehouses, workshops, logistics centers, shopping malls, sports stadiums, medium-rise structures, and other industrial or commercial uses.
Why Choose Us
Our solutions offer economical pricing, earthquake resistance, wind-load tolerance, anti-corrosion performance, and eco-friendliness—materials are fully recyclable.
Primary Framework
All steel parts are precision-fabricated in-house and then field-assembled using only high-strength bolted connections.
Roofing & Cladding Systems
Options include single-skin color steel, galvanized steel, or sandwich panels made of EPS, glass wool, rock wool, and PU.
Doors & Windows
We work with specialized partners to deliver customized, high-performance door and window solutions.
Full Accessory Packages
Every building comes with a complete set of necessary accessories—bolts, screws, sealing strips, flashings, and other required parts.
Customizable Add‑Ons
The structure can be easily fitted with overhead cranes, mezzanine floors (either plywood or concrete), and various other tailor‑made features.
Title: Two Decades of Steel Mastery: Building the World's Landmarks
For 20 years, we have stood at the forefront of the steel construction industry. What started as a local fabrication shop has grown into an international partner, delivering structural integrity to over 30 countries across the globe.
Our Expertise:
We cover the complete range of steel construction:
Structural Systems: H-beams, box columns, round pipes, and intricate pipe truss frameworks.
Infrastructure: Heavy-duty steel box girders for bridge applications and tunnel support structures.
Building Solutions: Prefabricated commercial structures, modular houses, and industrial facilities.
Envelope Materials: Premium rock wool insulation boards and composite steel cladding panels.
Our Commitment:
On every project—whether a sports stadium, a tall building, or an expo center—we uphold our core values: seismic resistance, energy conservation, and outstanding aesthetics. Our two decades of experience are not just a number; they represent proven dependability across four continents.
| Item | Material | Description and surface process | |
| Main steel frame | Column and Beam | Q235 or Q355 | H section steel with two coats of mid-gray paint |
| Purlin | Q235 or Q355 | Galvanizd C or Z type steel | |
| Connecting Pieces | Tie tube | Q235 | Circular Tube with two coats of mid-gray paint |
| Knee-Bracing | Q235 | L50*4 Galvanizd angle steel | |
| Strutting piece | Q235 | φ12 Galvanizd Circular Tube | |
| Column Bracing | Q235 | Circular Tube with two coats of mid-gray paint | |
| Horizontal Bracing | Q235 | Circular Tube with two coats of mid-gray paint | |
| Casing | Q235 | φ30*2.5 Galvanized Circular Tube | |
| Door and Window | Item | Description | |
| Door | Roller shutter door or Sliding door | ||
| Window | PVC Window or aluminum alloy window | ||
| Other parts | Ventilating device | Fan,Ventilation window | |
| Bolt | Foundation bolt,High strengthen bolt,Normal bolts | ||
| Skylight | Yx-840 Glass Fiber Reinforced Plastics | ||
| Out/Inner ridge tile | 0.50mm Color sheet | ||
| Crane beam | Q235 or Q345 H section steel with two coats of mid-gray paint | ||
Precision-Driven Manufacturing: Our Core Hardware for Steel Structure Excellence
Our production strength lies in a fully integrated ecosystem of advanced machinery:
Roll Forming & Cladding: Rock wool production line, Frame CAD light steel keel system, and a modern CNC C-shaped steel composite plate line.
Cutting & Drilling Precision: High-definition plasma cutters, 3D CNC cutting systems, intersecting line cutters, shearing machines, and CNC plane drills for complex geometries.
Welding & Assembly: SKLH gantry automatic welders, submerged arc welding machines, and plate rolling machines for heavy-duty connections.
Surface & Calibration: Shot blasting machines for surface prep, uncoiling lines, and SHHJ flange correction machines to ensure structural straightness.
Quality Assurance:
We enforce a "Zero-Defect" protocol through continuous in-process monitoring and final product inspection, ensuring every component meets the rigorous standards of international building codes.
Q1: Can I have a visit to your factory before the order?
A: Why not? Welcome to visit our factory. You can fly to Fujian Quanzhou Airport, then we will pick you up at the airport, hotel booking service is available.
Q2:ls your price competitive compared with other companies?
A:Our business objectives are to give the best price with same quality and best quality with the same price. We will do everything we can to reduce your cost and guarantee you get the best product that you paid for.
Q3:Do you accept container loading inspection?
A:You are welcomed to send an inspector, not only for the container loading, but any time during the production time.
Q4:Do you offer designing service for us?
A:Yes, we could design full solution drawings as your requirements.By using AutoCAD ,PKPM ,3D3S,Tekla Structures (X steel) etc., we can design complex industrial building like office mansion, super marker, auto dealer shop,shipping mall, 5 stars hotel.
Q5:What is the delivery time?
A:Delivery time depends on order quantities. ln general, the delivery time to nearest seaport in China will be 30 days after receiving deposit.
Q6:How can you get a quotation for your projects?
A:You can contact us by email, phone, TM, WhatsApp and so on 24*7 and you will get reply within 8 hours. Firstly, please send us your project details and your requirements. Then we will design accordingly, free of charge. Afterwards, please check and confirm whether you like the drawings. If not, we shall get the drawings revised until your confirmation.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
1998
Total Annual:
40000000-50000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Quanzhou RIDGE Steel Structure Co. Ltd. was established in Quanzhou China, a professional manufacturer of steel structure with 20 years exporting experience, finished 1820 projects total 7600000 square meter.We have 2 modern factories with a total area of 21000 m2,20000 tons aunual produce... Quanzhou RIDGE Steel Structure Co. Ltd. was established in Quanzhou China, a professional manufacturer of steel structure with 20 years exporting experience, finished 1820 projects total 7600000 square meter.We have 2 modern factories with a total area of 21000 m2,20000 tons aunual produce...
Get in touch with us
Leave a Message, we will call you back quickly!