... Material: porcelain This disc suspension insulator is used for all circuit and power station standard: IEC, ANSI, BS, ... more shells with metallic fittings. They have means for nonrigid supporting. In operation, it is always ... IEC, ANSI, BS, AS, DIN, CAN and GB and etc. Color: light gray, brown, white, sky ... blue and etc. Non-standard products: manufactured in accordance ...