Z steel channel is made of galvanized steel strips by the method of cold-bending formed.The surface treatment are galvanized or bare. It has many advantages compared with traditional structural steel, such as light weight, excellent performance cross-section, high-strength and so on
Z steel purlin specification
Height: 100-300mm
Thickness: 1.5-3.0mm
Length: As customers' requirements.
Material: Q195/Q235/Q345/SS400
Surface: Painted or Galvanized.
Punch: Can be punched as customer's drawing
	
 
	
	
| Model NO. | Section size(mm) | Hole distance(mm) | Materials | ||||
| H | B1 | B2 | C | Thickness | h | Q235/Q345 | |
| Z100 | 100 | 55 | 50 | 20 | 1.3~3.0 | 40 | |
| Z120 | 120 | 55 | 50 | 20 | 1.3~3.0 | Adjusted | |
| Z140 | 140 | 55 | 50 | 20 | 1.3~3.0 | Adjusted | |
| Z150 | 150 | 67 | 61 | 20 | 1.3~3.0 | Adjusted | |
| Z160 | 160 | 67 | 61 | 20 | 1.3~3.0 | Adjusted | |
| Z180 | 180 | 67 | 61 | 20 | 1.3~3.0 | Adjusted | |
| Z200 | 200 | 67 | 61 | 20 | 1.3~3.0 | Adjusted | |
| Z250 | 250 | 78 | 72 | 20 | 1.3~3.0 | Adjusted | |
| Z280 | 280 | 78 | 72 | 20 | 1.3~3.0 | Adjusted | |
| Z300 | 300 | 78 | 72 | 20 | 1.3~3.0 | Adjusted | 
						 | 
Production process:
1)Material preparation:Usually our steel material standards of Z purlin is Chinese standards Q195/235/345,we could also make as per your steel standards;
2)Hole pre-punched:If you have hole punching requirement,we could exactly punch the holes as per your requirements;
3)Cutting:Length could be any customized size,but it will be limited by container size,it's max 5.8meters for 20FT container and 11.8meters for 40FT container;
4)Quality inspection:We have QC people in workshop to do quality inspection,to ensure the product quality for customers.
	
 
Usage:
Purlin and wall beam of steel structure building
The Z-shaped purlins have excellent anti-bending property and are easy to install. They are widely used as the supporter of roof and wall in large-scale and MID-scale construction, such as factory, warehouse, garage, exhibition center, cinema, theatre, garden and so on.
	 
 

 
                        


 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                                                 
                             
                             
                             
                             
                             
                             
                             
                            
 
                                                                                                                        




