Basic Info.
Product Description
We are one structural steel suppliers in China for more than 20 years, specialized in design and manufacturing of steel structure warehouse ,workshop,hangar,farming building and steel construction materials.
Please kindly let us know if you will have any enquiry regarding to our products such as steel structure warehouse, Agricultural shed( horse/cattle barn, poultry house), Multi floor and high rise steel building(school/hospital/hotel/office/ residential buildings), show rooms, air craft hangar, billboard structure, Large Space Bolt Ball Joints project(Large Stadium,Gas Station,shopping mall,sport center, swimming center, roof cover, coal storage , power plant, toll gate),prefab house, container house , bridge,Sandwich panel, corrugated steel sheet, C&Z section purlin,flashing bolts,Door and windows.




Steel Structure Building Types
1) Simple steel structure building | ||
Main structure | Single span shorter than 18m,lower than 6m | |
Maintance system | Roof | Colored steel sheet with 50mm glass wool insulation |
Wall | Colored steel sheet | |
Door | Simple steel rolling shutter(within 10m2) | |
Window | Very few | |
Usage | Warehouse,workshop, | |
Standard and suitable market | Africa,mid-east, Australia (no snow,wind load below 0.4kn/m2) | |
(2) Standard steel structure building | ||
Main structure | Single span shorter than 24m,lower than 8m | |
Maintance system | Roof | Colored steel sheet with 50mm glass wool insulation |
Wall | Colored steel sheet or 50mm EPS sandwich panel | |
Door | Wind resistance rolling door(within 15m2) | |
Window | Alu.alloy(can with skylight) | |
Usage | Warehouse,workshop,shopping mall,exhibition,supper market | |
Standard and suitable market | Snow loading below 0.5kn,wind loading below 0.5kn/m2 | |
(3) Cold region(heavy snow)steel structure building | ||
Main structure | Single span shorter than 18m,lower than 6m | |
Maintance system | Roof | EPS/rock wool/PU sandwich board |
Wall | EPS/rock wool/PU sandwich board | |
Door | PU foamed rolling door | |
Window | Alu.alloy, Hollow glass | |
Usage | Warehouse,workshop,hangar,shopping mall,exhibition hall,supper market | |
Standard and suitable market | Cold region such as Norway,Russian,North Canada, Finland, Icelan Greenland, Sweden,etc.(snow loading below 3kn,wind load below 1KN/M2) | |
(4)Steel structure building with crane(5T,10T,20T) | ||
Main structure | Single span shorter than 20m,lower than 10m | |
Maintance system | Roof | Colored steel sheet with 50mm glass wool insulation |
Wall | Colored steel sheet or sandwich board | |
Door | Wind resistance rolling door(within 15m2) | |
Window | Alu.alloy(can with skylight) | |
Usage | Warehouse,workshop, hangar | |
Standard and suitable market | Snow 0.5kn,wind load below 0.5kn/m2 |

Characters:
1). Posesses a wide span, with either a single or multiple spans and can have a maximum span clearance distance in 36m without middle columns.
2). Low cost with unit price ranging from USD30 to USD60 per square meter FOB according to customer's requirements.
3). Fast construction and easy installation.
4). Has a long service life of more than 50 years.
5). The warehouses are also environmentally friendly, and have a stable structure. The buildings are earthquake resistance, water proof, and energy saving.6). Widely application: the buildings aer widely used as industry factory building, warehouse, gymnasium, poultry shed, school and medical clinic, garage, hangar, etc.
Design Common Norms:1). Steel Design Code"(GB50017-2003)
2). Cold-formed steel structure technical specifications "(GB50018-2002)
3). Construction Quality Acceptance of Steel "(GB50205-2001)
4). Technical Specification for welded steel structure"(JGJ81-2002,J218-2002)
5). Technical Specification for Steel Structures of Tall Buildings"(JGJ99-98)
Our workshop and production equipments:
Director Group Co., Ltd. is a China based manufacturer of steel structure building, prefabricated house and related steel products. Our products include the prefabricated house, steel structure building, container house, modular house, light steel villa, sandwich panels, and profiled steel, etc.

Drawings & Quotation
1) Customized design is welcomed.As long as you like, we can design and provide drawings for you.
2) In order to give you an exactly quotation and drawings, please let us know the blow information:
1. Dimension: Length, width, height, eave height, roof pitch, etc.
2. Doors and windows: Dimension, quantity, position to put them.
3. Local climate: Wind speed, snow load, floor load etc.
4. Wall and roof material: Sandwich panel or steel sheet.
5. Crane beam: Do you need crane beam inside the steel structure? And its capacity.
6. Other requirements.