Fast Erection Competitive Quotation Steel Structure Prefabricated Metal Warehouse Workshop Building Prefab House General information: One of the main ...
The Steel Structure Exhibition Hall Show Room Factory Supply Prefab Steel Structure Warehouse Workshop Construction General information: One of the .....
Z-Shaped Steel Purlin C-Shaped Steel Purlin Steel Structural Component A horizontal roof beam perpendicular to a truss or rafter and used to support ....