High Speed Steel Mill Rolls Zhuzhou UKO Wire Industry Professional ...
The highspeed steel roll ring is a steelbased roll ring, which implements the national cast steel roll standard GB/T. Its main alloy components are vanadium, nickel, tungsten, molybdenum, niobium, cobalt, and other elements, the carbon content is less than %, and the phosphorus content must be controlled below %, the chromium ...