The material of stainless steel bridge frame is divided into 201 stainless steel, 304 stainless steel and 316 stainless steel, among which 316 stainless steel has the strongest oxidation and corrosion resistance. The cable tray has the characteristics of simple structure, beautiful appearance and flexible assembly, so its application fields and scenarios are very wide. Aircraft Steel Cable Material Grade : Carbon steel 60# 62A 70# 72A Stainless steel AISI304 Construction : 1X19, 7X7 , 7X19