Super Duplex flanges an tsara shi da babban allon duplex karfe. Wadannan flanges suna da tsarin kashi biyu tare da micritosturoriƙan makamai. Tsara tare da babban maida hankali na nickel, chromium da molybdenum, waɗannan hanyoyin suna nuna kyakkyawan lalata lalata da iskar shaka a cikin tsarin danniya.
