OK 84.78 SMAW
Type Rutile-basic E10-UM-60-CZ
Description
Electrode producing a weld metal with coarse
chromium carbides in an austenitic matrix. Suitable
for surfacing worn parts exposed to abrasion
and wear by coal, ore or other minerals. Typical
applications include earth-moving machines,
mixers, feeder screws, dust exhausters and crushers.
It can also be used on components operating
in corrosive environments and/or at elevated
temperatures.
Classifications
DIN 8555 E10-UM-60-CZ
Typical all weld metal composition, %
C Si Mn Cr
4.5 0.8 <1.6 33
Typical mech. properties all weld metal
Weld metal hardness, a w 59-63 HRC
No preheat and interpass
temperature 100°C:
3rd layer: 59-63 HRC
Preheat and interpass
temperature 500°C:
3rd layer: 55-61 HRC
Machinability Grinding only
Abrasion resistance Excellent
High temp. wear resistance Good
Corrosion resistance Excellent
Tempering resistance
Temp°C/1h HRC
100 58
300 59
400 57
490 59
600 57
700 58