NiMo-/CrNiMo - alloyed acicular spheroidal graphite iron

Designation	HV	LD	Shore C	Application
GHG-AC-NiMo 300w	280-320	548-584	39-45	Rolls for blooming trains in profile, fine steel section, strip an wire trains with low hot-crack tendency due to perlite-free structure
GHG-AC-NiMo 320w	300-340	566-600	42-47
GHG-AC-NiMo 340w	320-360	584-617	47-52
GHG-AC-NiMo 380w	360-400	617-647	50-54	Rolls in intermediate blocks for medium and heavy profile trains. Roller shells, roll rings for large profiles, running rollers for rotary furnaces, rolls in intermediate blocks for flat steel, fine steel section and wire trains, rolls for blooming blocks in strip trains and Danieli blocks, PSW rolls
GHG-AC-NiMo 400w	380-420	632-661	52-56
GHG-AC-NiMo 420w	400-440	646-674	54-58
GHG-AC-NiMo 440w	420-460	661-688	56-61
GHG-AC-NiMo 470w	440-500	674-712	58-64
GHG-AC-NiMo 500w	480-520	700-723	62-66	Rolls for finishing blocks in fine steel section and wire trains, rolls in straightening machines and Reducing works, sizing rolls, roll rings for "Danieli" blocks
GHG-AC-NiMo 530w	510-550	718-740	65-70
GHG-AC-CrNiMo 550w	530-570	729-750	66-70	Rolls for sizing mills and final blocks in Danieli rolling trains
GHG-AC-CrNiMo 590w	570-610	750-770	70-74