ZANDER Kobastell 6
EN 14700
~R Co 2-40-ctz
DIN 8555
WSG 20-GG-40 CTZ
AWS A 5.21
ER CoCr-A
Applications / Features
Co-alloyed welding rod for TIG hardfacing welds
of protective layers on
working surfaces subject to heavy impact and
impact stress at high temperature
.
The weld metal offers a high
resistance to cavitation and erosion.
Good sliding properties "metal on metal".
Thermal-shock resistant.
microstructure:
Cr and W carbides in an austenitic Co matrix.
Applications
Suitable for sealing surface overlay of:
Steam, gas, water and acid fittings,
valve seats in combustion engines.
Suitable for hardfacing on:
hot slab and billet shears,
Warmextruderdusen,
grinding equipment etc.
Indicative analysis [%]
C
Si
Mn
Cr
Ni
W
Fe
Co
1,20
1,10
<1,00
28,00
1,10
4,00
<1,00
balance
Current type
=(-)
Protective Gas (EN ISO 14175)
I1
Positions
pa
pb
pc
pd
pe
pf
pg
Properties: (without heat treatment; indicative values at room temperature)
hardness
42 [HRC]
Dimensions
Ø [mm]
Length [mm]
1,6
915
2,0
1000
2,4
1000
3,2
1000
4,0
1000
5,0
1000
6,4
1000
Request product documents
Pascal Schünemeier
Sales Management
Do you have questions about our welding consumables or need advice on selecting the right product?