Page 108 - Technical Guidbook - Zika industrial Welding Supplies

Z-122 Specifications: Specifications: Z-123
DIN: 8555 E 10 UM 55 GR DIN: 8555 E 10 UM 65 GR

Description and Applications: Description and Applications:
• Basic coated electrode for high abrasion with high • Basic coated electrode for hardsurfacing parts
impact applications. subjected to severe abrasion without impact.
• 180% weld metal recovery. The weld deposit can exhibit cracks
• Can be used both for buildups and rebuilding. • Use up to 450ºC
• Suitable bulldozer blades, crusher hammers, crushing • Applicable for screws of refractory material presses,
mills, rock drills, mixers and plough parts. brick presses and cement presses
Typical all weld metal composition [wt%]
Typical all weld metal composition [wt%] C Mn Si Cr Nb
C Cr Nb 6.5 0.80 0.60 22.7 7.0
4.0 21.0 6.5
Typical all weld metal mechanical properties
Typical all weld metal mechanical properties metal hardness abrasive impact machinable heat
recovery resistance resistance resistance
metal hardness abrasive impact machinable heat
recovery resistance resistance resistance 190% 64 HRc Excellent Moderate No 450ºC
160% 60 Rc Excellent High No 500°C
Welding position
Welding position

ASME: 1G 2F
ISO 6947 PA PB
ASME: 1G 2F
ISO 6947 PA PB Current
Current )= +( ~ Uo : 70v
)= +( Re-drying
1-2h/300ºC
Re-drying
1h/300ºC

Dia Length Current Weight Weight Dia Length Current Weight Weight
in mm in mm )amps( kg/100 pcs packet )kg( carton )kg( in mm in mm )amps( kg/100 pcs packet )kg( carton )kg(
1/8 3.25 14 350 115-150 5.3 4.5 13.5 1/8 3.25 14 350 115-150 5.7 4.5 13.5
5/32 4.0 18 450 150-200 10.6 6.0 18.0 5/32 4.0 18 450 135-200 11.5 6.0 18.0
3/16 5.0 18 450 190-240 16.7 6.0 18.0 3/16 5.0 18 450 195-255 17.6 6.0 18.0
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