Double girder electric hoist bridge crane is a type of overhead crane with two main girders used for heavy-duty lifting operations in industrial settings. It is typically powered by an electric hoist that moves along the bridge and lifts or lowers loads b
After spending millions of dollars marketing the product to shoe manufacturers, DuPont withdrew Corfam from the market in 1971 and sold the rights to a company in Poland.
For ferritic plus pearlitic gray iron. Its casting performance is good, the process is simple, the casting stress is small, does not need the artificial aging treatment, has certain mechanical strength and good vibration reduction performance.