ZANDER Kobastell 25 Co
EN 14700
E Co 1-250-cktz
DIN 8555
E 20-UM-250 CKTZ
Applications / Features
High-performance electrode for wear-resistant
Hardfacing welds on unalloyed and low-alloy and
high-alloy, heat-, corrosion- and acid-resistant
steels, steel castings and hot-work materials.
Particularly suitable at high working temperatures
combined with impact or shock stress.
Applications
Suitable for hardfacing welds on
hot-work materials
subjected to thermal cycling.
Indicative analysis [%]
C
Cr
Ni
W
Fe
Co
0,03
18,00
11,50
11,00
3,00
balance
Recovery
170%
Redrying
320°C / 2h
Current type
=(+) / ~
Positions
pa
pb
Properties: (without heat treatment; indicative values at room temperature)
hardness
240 [HB]
hardness (work-hardened)
>300 [HB]
Dimensions
Ø [mm]
Length [mm]
Welding current [A]
2,5
350
70 - 110
3,2
350
100 - 140
4,0
450
140 - 180
5,0
450
180 - 220
Request product documents
Pascal Schünemeier
Sales Management
Do you have questions about our welding consumables or need advice on selecting the right product?