Designation |
HV |
LD |
Shore C |
Application |
GHG-CrNiMo 340 |
320-360 |
584-617 |
45-49 |
Rolls for blooming blocks for fine steel section, wire and narrow strip trains |
GHG-CrNiMo 370 |
350-390 |
609-639 |
48-53 |
GHG-CrNiMo 390 |
370-410 |
624-654 |
51-55 |
Rolls for dual and triple blocks in blooming trains with low groove depth, weak hot-crack tendency in profile and wire trains |
GHG-CrNiMo 410 |
390-430 |
639-668 |
53-57 |
GHG-CrNiMo 425 |
400-450 |
646-681 |
54-59 |
GHG-CrNiMo 440 |
420-460 |
661-688 |
56-61 |
Rolls for "Danielli" blooming blocks, rolls for profile and wire trains with medium groove depth, low hot-crack tendency and indefinite hardness spreading, reeler rolls and detaching rolls for the tube industry |
GHG-CrNiMo 470w
|
450-490 |
681-706 |
59-63 |
GHG-CrNiMo 480w |
460-500 |
688-712 |
60-64 |
Rolls for finishing blocks in fine steel section, wire and narrow strip trains sizing rolls, stretch-reducing rolls, roller shells for coarse ceramics, crushing rolls for coarse ceramics |
GHG-CrNiMo 500w |
480-530 |
700-729 |
63-67 |
GHG-CrNiMo 520w |
500-540 |
712-734 |
64-68 |
GHG-CrNiMo 550w |
530-570 |
729-750 |
67-71 |
Roll discs for "Kocks" blocks |
GHG-CrNiMo 580w |
560-600 |
745-765 |
70-73 |
|
GHG-CrNiMo 620w |
600-640 |
765-783 |
73-76 |
Roller shells for coarse ceramics |