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| Chinese Name | Light steel keel ceiling |
| Foreign Name | Light steel keel ceiling |
| Classification | Walkable and non-walkable light steel keel ceilings |
| Industry | Decoration |
| Specifications | D60 series, D50 series, D38 series, etc. |
| Pinyin | qīng gānglóng gǔ diào dǐng |
Light Steel Keel Ceilings are innovative ceiling systems designed for modern architectural spaces, combining structural integrity with aesthetic versatility. The keel framework is constructed from high-quality galvanized steel (Q235B or SS304 for corrosive environments), featuring lightweight yet robust profiles that form the supporting structure for ceiling panels, tiles, or drywall.
The steel profiles are pre-punched with standardized holes for quick attachment of ceiling materials, reducing on-site cutting and waste. The design allows for adjustable heights and curved configurations, enabling complex ceiling shapes in both residential and commercial projects. The galvanized finish provides excellent corrosion resistance, while the smooth surface ensures compatibility with various ceiling finishes, from plasterboard to metal tiles.
Lightweight Strength: Steel keels offer a high strength-to-weight ratio, supporting up to 50kg/m² for standard systems and 100kg/m² for heavy-duty variants, ideal for suspended ceilings with integrated lighting or HVAC systems.
Fire Resistance: Galvanized steel is non-combustible, with a fire rating of up to 120 minutes when combined with fire-rated gypsum boards, compliant with UL 263 and GB 8624 standards.
Installation Efficiency: Modular design allows for fast assembly using simple tools, reducing labor time by 30% compared to traditional wooden frameworks; compatible with both drywall and drop-ceiling tiles.
Design Flexibility: Available in linear, grid, and custom curved profiles, supporting flat, coffered, or vaulted ceilings, with adjustable spans (600mm to 1200mm) to accommodate different panel sizes.
Acoustic Performance: When paired with sound-absorbing materials, the system achieves noise reduction coefficients (NRC) of 0.8-1.0, ideal for offices, classrooms, and auditoriums requiring sound control.
Light Steel Keel Ceilings are widely used in architectural projects for their functional and aesthetic benefits:
Commercial Buildings:
Office complexes: Create sleek, modern ceilings with integrated lighting and access panels for easy maintenance of HVAC and electrical systems.
Retail spaces: Support decorative panels and dynamic ceiling designs that enhance brand identity and customer experience.
Residential Projects:
Luxury homes: Enable custom ceiling shapes like tray ceilings or cove lighting, adding visual depth without excessive weight.
Multi-story apartments: Lightweight structure reduces load on building foundations, while fire resistance meets residential safety codes.
Public Infrastructure:
Airports and railway stations: Durable, corrosion-resistant ceilings that withstand high traffic and harsh cleaning chemicals.
Hospitals and schools: Hygienic surfaces compatible with anti-microbial coatings, combined with acoustic insulation for quiet environments.
Industrial Facilities:
Cleanrooms and warehouses: Smooth, dust-resistant ceilings that meet ISO 14644 standards for contamination control, with heavy-duty load capacity for mechanical systems.
Q: Can these ceilings support recessed lighting or heavy fixtures?
A: Yes, heavy-duty keel systems are designed to support additional loads; always consult the engineering specifications and use appropriate hanger brackets for fixtures over 10kg.
Q: How do they perform in seismic zones?
A: The flexible joint design and galvanized steel's ductility make them suitable for seismic regions when installed with anti-vibration clips, compliant with IBC 2021 and ASCE 7 standards.
Q: What is the recommended spacing between main and secondary keels?
A: Standard spacing is 600mm for both, but this can be adjusted based on panel size and load requirements; our technical team provides customized layout plans for each project.
Q: Do they require additional corrosion protection in coastal areas?
A: For high-salt environments, we recommend stainless steel (SS304/316) keels or additional zinc-rich paint coatings to extend service life.
Q: Can the ceiling system be retrofitted into existing buildings?
A: Yes, the lightweight design and modular installation make it suitable for retrofitting, even in buildings with limited structural capacity; always conduct a load-bearing assessment prior to installation.
Main Beam
1. Use: To support the entire weight of the ceiling.
2. Product code and specification model
Product code | Model number（mm） | Packaging (root/bundle) |
BAIER-DZU38×12×1.0 | DU38×12×1.0 | 20 |
BAIER-DZU38×12×1.2 | DU38×12×1.2 | |
BAIER-DZU50×15×1.2 | DU50×15×1.2 | |
BAIER-DZC60×27×1.2 | DC60×27×1.2 |
Sub Keel
1. Use: For hanging plasterboards, can also be used as horizontal support keel.
2. Product code and specifications
Product code | specifications and models（mm） | Packaging (root / bundle) |
BAIER-DFC50×19×0.5 | DC50×19×0.5 | 20 |
BAIER-DFC60×27×0.6 | DC60×27×0.6 |
Edge keel
1. Use: fixed and horizontal positioning around the ceiling, and make repair holes.
2. Product code and specification and model
Product code | specifications and models（mm） | Packaging (root / bundle) |
BAIER-DBC20 ×20×30×0.5 | DC20 ×20×30×0.5 | 20 |
Primary and secondary keel connectors
1. Purpose: Used for connecting the main and secondary keels.
2. Product code and specification model
Product Code | Specification and model（mm） | Packaging (piece / bundle) |
BAIER-DZF38/50 | 38/50 pendant D38/50PG1.0 | 20 |
BAIER-DZF50/50 | 50/50pendant D50/50PG1.0 | |
BAIER-DZF50/60 | 60/50pendant D60/50PG1.0 | |
BAIER-DZF60/60 | 60/60 pendant D60/60PG1.0 |
Hanging piece
1. Purpose: Used for connecting the suspension rod with the main keel.
2. Product code and specification model
Product Code | Specification Model (mm) | Packaging (pcs/bundle) |
BAIER-DJ38 | 38 main crane D38PD2.0 | 20 |
BAIER-DJ50 | 50 main crane D50PD2.0 | |
BAIER-DJ60 | 60 main crane D60PD2 |
Main keel
1. Use: for the connection of the main keel.
2. Product code and specification and model
Product code | specifications and models（mm） | Packaging (a bundle / bundle） |
BAIER-DZJ38 | 38Main pick up D38CL1.2 | 20 |
BAIER-DZJ50 | 50Main pick up D50CL1.2 | |
BAIER-DZJ60 | 60Main pick up D60CL1.0 |
Secondary keel
1. Use: for the connection of the auxiliary keel.
2. Product code and specification and model
Product code | specifications and models（mm） | Packaging (piece / bundle) |
BAIER-DFJ50 | 50The second D50FL0.5 | 10 |
BAIER-DFJ60 | 60The second D60FL0.6 |
boom
1. Use: bearing the weight of the whole ceiling.
2. Product code and specification and model
Product code | specifications and models（mm） | Packaging (piece / bundle) |
BAIER-DG8 | Φ8×3000 | 20 |
BAIER-DG12 | Φ12×3000 |
U-type installation clip
1. Use: to fix the secondary keel and adjust the surface flatness of the secondary keel.
2. Product code and specification and model
Product code | Packaging (piece / bundle) |
BAIER-UJ | 50 |
Light steel keel ceiling is suitable for a variety of buildings, such as offices, conference rooms, entertainment places, etc., which can meet different decorative needs.
