840 from the bow machine

840 from the bow machine
 

Product description:

840 from the bow machine products are light weight, high strength, a major, and good shock resistance, is widely used in the field of multiple high-rise steel buildings .
Arched roof of the building features:
No No Tan Liang, tall open space, free split combination, easy to use.
Light weight, steel is strong, flexible, excellent seismic performance.
Mechanical lock stitch seams, airtight, save time and improve efficiency .
By way of reasonable force, reserve safety, can withstand large wind loads and shock force
A variety of design styles, adaptability, whether or remote town downtown district, economic beautiful apply.