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Our Light Steel Keel Structure System is a high-performance building solution designed for residential villas, industrial workshops, warehouses, commercial facilities, and modular construction projects. Using cold-formed light gauge steel as the main structural framework, the system offers excellent strength-to-weight ratio, fast installation, and superior durability. All steel members are produced with precision roll-forming technology, ensuring strict dimensional accuracy and consistent quality.
This structure is suitable for modern housing, light industrial factories, logistics buildings, and customized architectural applications. With standardized components and prefabricated production, it significantly reduces construction time and on-site labor costs.
Key Features
• High Strength and Lightweight
Cold-formed light gauge steel ensures stable load-bearing capacity while reducing overall structure weight.
• Fast Installation
Prefabricated components allow rapid assembly, shortening project schedules for both villas and industrial buildings.
• Thermal and Acoustic Performance
Combined with insulation materials, wall panels, and roof systems for improved energy efficiency and indoor comfort.
• Corrosion Resistant
Galvanized or aluminum-zinc coated steel provides long-term protection, suitable for various climates.
• Flexible Design
Supports customized layouts, multi-story design, curved elements, and special architectural requirements.
• Earthquake and Wind Resistance
Engineered to meet international seismic and wind-load standards, ensuring structural safety.
Applications
• Light steel frame residential villas
• Prefabricated houses and modular homes
• Industrial workshops and manufacturing plants
• Warehouses and logistics centers
• Office buildings and commercial units
• Tourist cabins, resort houses, and holiday homes
• Temporary or permanent project camp buildings
Technical Capabilities
• Material: Q235, Q355, ASTM Grade CFS steel
• Coating: Hot-dip galvanized, Alu-zinc coated
• Standards: GB, EN, AISI, ASTM design codes
• Component types: C/U light steel keel, truss systems, wall studs, roof beams, floor joists
• Allowed spans and height: customized according to project requirements
• Fire resistance and energy-efficiency solutions available
Why Choose Us
• Over 15 years of experience in steel structure manufacturing
• Professional engineering team for design and technical support
• Automated production lines for precise cold-formed steel components
• International quality control with material traceability
• Competitive factory price and fast delivery
• Complete service: design, prefabrication, packaging, transportation, installation guidance
5.main material and specification:
| main frame | H beam H column |
| column beam | Q235 Q345 welding H section steel |
| purlin | Q235 C channel or Z channel |
| knee brace | Q235 angel steel |
| bracing | φ12,Q235B,gavanized |
| casing | φ32*2.5,Q235B,gavanized |
| roof panel | V-950style, 0.5+75mm+0.5mm,fiber glass sandwich panel |
| wall panel | 90mm thickness cement sandwich panel |
| floor | wooden floor |
| vertical and horizontal bracing | Q235 angel steel round bar or steel pipe |
| Window | PVC/aluminum alloy window |
| door | steel wooden door |
| gutter | stainless steel or outer color sheet gutter |
| Questions | ||
| 1 | Location(where will be built?) | ____country, area |
| 2 | Size: length*width*height | _________mm*____________mm*__________mm |
| 3 | Wind load(max. wind speed) | _______kn/m2,___________km/h,___________m/s |
| 4 | Snow load(max. snow height) | _______kn/m2 |
| 5 | Anti-earthquake | _________level |
| 6 | Bricewall needed or not | If yes, 1.2m high or 1.5m high |
| 7 | thermal insulation | If yes, EPS, fiberglass wool, rock wool, PU sandwich panels will be suggested, if not, the metal steel sheets will be ok. |
| 8 | Door quantity&size | __________units,______(width) mm*__________(height)mm |
| 9 | Window quantity&size | __________units,______(width) mm*__________(height)mm |
| 10 | Crane needed or not | If yes, _____ units, max. lifting wieht capacity______tons; max. lifting height___________m |
| package | pallet |
| material | steel |
| Packaging Details | we will use steel pallet for packing or pack it according to customers special request. |
Packing & Delivery
Qingdao Xinguangzheng Group
Qingdao Xinguangzheng Steel Structure Co., Ltd, founded in 1997, is now the first steel structure listed company (New OTC Market) of Qingdao after a 20-year stable development. It is the group member unit of China Steel Structure Association; the member of China Construction Metal Structure Association; committee unit of China Chamber of International Commerce, and is rated as Credit enterprise (class AAA) by Ministry of Commerce and SASAC of PRC. It has also been listed into the Modern Production Base of Construction Industry in Shandong Province and has achieved the honor of famous mark of Shandong Province.
Due to its powerful technique and rich engineering experience, XGZ has achieved National Professional Contractors for steel structure projects (class A); anti-water, anti-rust and thermal insulation; architectural decoration; Professional Contractors for architectural curtain wall (Class B), EN1090 Certification (CE); Global normal steel structure advanced certificate (EXC-3). XGZ has now become a high-tech, diversified and export-oriented international private enterprise integrating R&D, design, production, installation construction and service. XGZ has joined in many constructional projects: Haier, Hisense, Sinopec, airport, subway; and has cooperated with large enterprises like CSCEC and Powerchina.
XGZ have the Chinese Managing Qualification of external contractor for Construction by Chinese Ministry of Commerce, and has cooperated with B&R countries long before. We face European and American markets and seek for international development path; our partners are from Canada, Australia, Germany, France, Brazil, England, America, etc., more than 80 countries all over the world.
We have chosen the industrial mode of "Steel Structure+" under the guidance of global market; created our own corporate culture system; cooperated with Universities and Institutions; brought in numerous senior technical clerks; optimized our own organizational chart in form of wheel axis; established informationized ERP management. We have also innovated automated welding- and NC equipments; built an elaborate ISO9001 quality control system prior to our counterparts; passed the third-party Certification. We supply our clients consistently with high quality products as well as service.
1.Location (where will be built? ) _____country, area
2.Size: Length*width*height _____mm*_____mm*_____mm
3.Wind load (max. Wind speed) _____kn/m2, _____km/h, _____m/s
4.Snow load (max. Snow height)_____kn/m2, _____mm
5.Anti-earthquake _____level
6.Brickwall needed or not If yes, 1.2m high or 1.5m high
7.Thermal insulation If yes, EPS, fiberglass wool, rockwool, PU sandwich panels will be suggested; If not, the metal steel sheets will be ok. The cost of the latter will be much lower than that of the former.
8.Door quantity & size _____units, _____(width)mm*_____(height)mm
9 .Window quanity & size _____units, _____(width)mm*_____(height)mm
10.Crane needed or not If yes, _____units, max. Lifting weight____tons; Max. Lifting height _____m
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