Specifications:
1. Column: Galvanized Q235, Q345 H-section steel or square tube;
2. Beam: Galvanized Q235, Q345 H-section steel or square tube;
3. Purlin: Galvanized Q235 C-channel;
4. Vertical and transversal support: Q235 angle steel, round bar or steel pipe;
5. Tie bar: Q235 steel pipe;
6. Brace: Q235 round bar;
7. Sleeve: Q235 steel pipe;
8. Roof: Corrugated steel sheet with insulation or sandwich panel;
9. Wall: Wire meshes with curtain system or sandwich panel;
10. Feeding system: Feeder motor connect with feeder hopper;
11. Nipple drinker system;
12. Tunnel ventilation and heating system;
13. Suspension system with ceiling winch;
14. Ventilation: External damper fan with cone.


 Basic rules of structure design
1. Design code for steel structure GB50017-2003;
2. Design Ssecification for Curved Thin-walled Steel Structure GB50018-2002.

Design parameters 
1. Coefficient for importance of a structure is 0.95. The usage life is 25 years;
2. 3 security level;
3. Seismic fortification categories: C-class;
4. Earthquake-resistant level: the main structure is level four.

Structural design load
Uniformly distributed load standard values: KN/M2
1. YX-980 0.5mm outsider roof aluminum-zinc steel plate: ------------------0.049KN/m2;
2. 16kg/m3 50mm heat-insulating fiber glass wool:----------0.008 KN/m2;
3. Z or C roof purlin:-----------------0.034 KN/m2;
4.Roof live load:----------------------0.5 KN/m2.
Concentrated load:KN/m2(3mis a lifting point)
 1. Waterline -----------------------0.11 KN/m2;
 2. Feed line ----------------------0.22 KN/m2;
 3. Motor(the end of waterline and feed line)--------------------0.41 KN/m2;
 4. Full load of hopper ------------------------1 KN/m2;
 5. Main feed line ------------------------0.18 KN/m2;
 6. Wind load ------------------------0.6 KN/m2;
 7. Snow load ------------------------0.5 KN/m2.



Advantages:

1. The poultry house can be used for 25 years;
2. The internal environment can be controlled constant temperature and humidity throughout the year;
3. 5.5 batches of broilers can be guranteed per year, and death rate is below 5%;
4. Easy to assemble and disassemble;
5. Can install the equipments at the same time;
6. Great price and good quality.