The galvanized pipe is made of hot-dip galvanized sheet. The galvanized film is thinner. It is called the galvanized pipe because galvanized is the approximate pronunciation of the Japanese word "zinc".
The pipes used for construction site railings can be divided into 1-1/2" and 1-1/4". They can be assembled with universal pipe clamps and pipe clamp protective sleeves to effectively meet the requirements of industrial safety.
Fence accessories design: 1-1/4", 1-1/2", 2", 2-1/2", 3" round pipe diameters, column pipes + horizontal pipes are used together.