For more products catalog please contact our company. size: 1/2", 3/4", 1", 1-1/4", 1-1/2", 2", 2-1/2", 3", 3-1/2", 4"materianl: China, GB/T 700: Q195; USA, Gr.B(σs185); International, ISO: HR2(σs195)IMC conduit standard: Follow 1242IMC is lighter in weight, but as strong as Rigid. IMC is hot galvanized using Allied's patented in-line Flo-Coat process. Allied Intermediate Metal Conduit, IMC, with ...