MW class and above various kinds of wind power generator main shafts, DN50-DN2600mm ductile iron casting pipe moulds, cold work rolls, large support rolls, rotor shafts for large steam turbine and generator, large crank shaft, marine shafting, pressure pipeline, ultra supercritical boiler pipes, pressure vessel forgings, machine tool bed, hub for wind power diesel engine body, large forging blank, ESR ingots