KERN & SOHN HMR - Manual (Page 11)

Sauter GmbH
Ziegelei 1
D-72336 Balingen
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Internet: www.sauter.eu
Instruction Manual
HMR
HMR-BA-e-1212 11
APPENDIX Table 1
Material Method
Impact device
D/DC D+15 C G E DL
Steel and cast steel
HRC 20～68.5 19.3～67.9 20.0～69.5 22.4～70.7 20.6～68.2
HRB 38.4～99.6 47.7～99.9 37.0～99.9
HRA 59.1～85.8 61.7～88.0
HB 127～651 80～638 80～683 90～646 83～663 81～646
HV 83～976 80～937 80～996 84～1042 80～950
HS 32.2～99.5 33.3～99.3 31.8～102.1 35.8～102.6 30.6～96.8
Cold work tool steel
HRC 20.4～67.1 19.8～68.2 20.7～68.2 22.6～70.2
HV 80～898 80～935 100～941 82～1009
Stainless steel
HRB
46.5～101.
7
HB 85～655
HV 85～802
Grey cast iron
HRC
HB 93～334 92～326
HV
Nodular cast iron
HRC
HB 131～387 127～364
HV
Cast aluminium
alloys
HB 19～164 23～210 32～168
HRB 23.8～84.6 22.7～85.0 23.8～85.5
BRASS (copper-zinc
alloys) HB 40～173
HRB 13.5～95.3
BRONZE (copper-
alum./tin alloys)
HB 60～290
Wrought copper
alloys
HB 45～315
Table 2
No. Material HLD Strength σ
b
(MPa)
1 Mild steel 350～522 374～780
2 High-carbon steel 500～710 737～1670
3 Cr- Steel 500～730 707～1829
4 Cr-V Steel 500～750 704～1980
5 Cr-Ni Steel 500～750 763～2007
6 Cr-Mo Steel 500～738 721～1875
7 Cr-Ni-Mo Steel 540～738 844～1933
8 Cr-Mn-Si Steel 500～750 755～1993
9 Super strength steel 630～800 1180～2652
10 Stainless steel 500～710 703～1676