Rin bars are horizontal parts distributed along the length of the roof, located on the main rafters and used to support the secondary rafters. In the sloping roof, it is often placed on the roof truss or diagonal beam, and a lookout board and a waterproof layer are added on it as the attachment member of the water strip. In modern steel structure buildings, C/Z-shaped steel made of cold-rolled high-strength galvanized steel sheets is commonly used as the bar of the house, as the internal support part of the steel structure, and has better endurance.

Features:

1. Thin wall, light weight, excellent section performance,

2. High-strength products with smooth surface and high dimensional accuracy

3. Installation is particularly convenient and fast

4. Cold bending of hot coils, saving steel