What is the material of the ceiling bar? Is it easy to rust?

According to the provisions of the "Technical Code for Building Construction", the spacing of the main keel is 800 1200mm, the spacing of the auxiliary keel shall not be greater than 600mm, and the spacing of the hanging ribs is 900 1200mm. >>>More

The calculation formula of the length of the hanging bar: the length of the hanging bar = (the width of the secondary beam + 2x50mm) + 2 the length of the inclined section + 20d 2 (d refers to the diameter of the hanging bar). >>>More

The bars of a suspended ceiling are the load-bearing elements that connect the joists to the roof panels or floor slabs. >>>More

Looking at the design and on-site layout, usually 800 1200 spacing, 13 hanging bars per 10 square meters on the quota.

The card that sticks the tube on the ceiling bar is called the pipe card (as shown below). >>>More