Quanzhou Ridge Steel Structure Co.,Ltd.
steel structure building expert
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| I >>Main Steel Structure | ||||
| 1. | Column / Pillar/ Post | Welded H steel section | Q235B/Q355B | Painting/Hot-dip galvanized |
| 2. | Beam/ Roof truss | Welded H steel section | Q235B/Q355B | Painting/Hot-dip galvanized |
| II >> Sub-steel Structure | ||||
| 1. | Wall/Roof purlin | C/Z steel | Q235B | Galvanized |
| 2. | Tie rod | ∅89/114/158mm | Q235B | Painting/Hot-dip galvanized |
| 3. | Flexible Bracing | ∅16/18/20mm | Q235B | Painting/Hot-dip galvanized |
| 4. | Sag rod (straight/inclined) | ∅12 steel bar | Q235B | Galvanized |
| 5. | Brace Rod | ∅35*2.5mm | Q235B | Galvanized |
| 6. | Knee-brace | L50*4.0mm | Q235B | Galvanized |
| III >> Roof & Wall | ||||
| 1. | Roof /Wall panel | Steel sheet/Metal sheet | 0.326~0.8mm corrugated steel sheet | |
| Insulated sandwich panel | EPS,Glass wool/Rock wool/PU insulation | |||
| 2. | Roof/Wall trimmings | Ridge roof panel | 0.4~0.5 mm steel sheet | |
| Flashing | 0.4~0.5 mm steel sheet | |||
| Gable wall trimming | 0.4~0.5 mm steel sheet | |||
| Wall corner trimming | 0.4~0.5 mm steel sheet | |||
| IV >> Window & Door | ||||
| 1. | Window | PVC/Aluminum frame | Single/double glazing (Fixed/sliding/swing) | |
| 2. | Door | Roll up door /sliding door | Automatic and manual method | |
| V >> Accessories | ||||
| 1. | Bolts | Anchor bolts,High strength bolts,Galvanized bolts,Turnbuckle,shear stud | ||
| 2. | Gutter | Steel sheet/galvanized/Stainless steel(304) | ||
| 3. | Downpipe | PVC 110/160 | ||
| 4. | Roof Ventilator | ∅600 (Galvanized) | ||
| 5. | Floor Plate (Mezzanine) | Galvanized floor decking / 18~20mm Cement board | ||
What is difference between rigid steel frame and portal steel frame
| Aspect | Rigid Steel Frame | Portal Steel Frame |
|---|---|---|
| Design | Rigid connections in multi-story configurations | Rigid connections in single-story portals |
| Applications | Multi-story buildings ( offices, apartments, hotels) High-rise structures Industrial facilities with heavy loads Bridges and infrastructure projects | Single-story industrial buildings (e.g., warehouses, factories) Agricultural buildings (e.g., barns, storage sheds) Aircraft hangars Large retail spaces (e.g., supermarkets, showrooms) |
| Span | Short to long spans | Large spans (20-60 meters) |
| Height | Suitable for tall structures | Limited to low-rise structures |
| Cost | Higher cost due to complexity | Cost-effective for single-story buildings |
| Construction Time | Longer construction time | Faster construction |
| Lateral Load Resistance | Excellent resistance | Moderate resistance |
50m by 74m steel building with crane design case:
QUANZHOU RIDGE STEEL STRUCTURE COMPANY FINISHED PROJECTS
QUANZHOU RIDGE STEEL STRUCTURE COMPANY INTRODUCTION
We are a factory specializing in the design, supply and manufacture of steel structures. We provide prefabricated steel construction services for the industrial, commercial and agricultural sectors.
We are located in China's fujian province quanzhou, near xiamen, transportation is convenient.We are only 10 minutes away from Quanzhou Airport, and our customers are welcome to visit us at any time.
Our processing and painting workshop covers an area of more than 20,000 square meters and is equipped with advanced steel structure production lines and skilled members.
From the beginning of steel cutting raw material to the final coating, each working procedure is accurate, has a strict quality control.
Our expertise extends to a wide range of applications, such as pre-engineered steel structures for factories, warehouses, workshops, godowns, mills, plants, showrooms, farm sheds, stores, supermarkets, sports centers, and multi-story buildings.