CEWELD


OA 612 FCAW Flux-Cored




OA 612

 
CATEGORY 
TYPE 
High alloyed fluxcored wire for hardfacing.
APPLICATIONS 
Bucket teeth, conveyors, cruscher hammers, coal mine cutters, mixer blades, mixer blades etc.
PROPERTIES 

This alloy offers very good resistance against general abrasion and heavy shock, all weld metal requires no buffer layer except on materials considered critical or in case of old hardfacing layers. In this Situation OA 4370, ER 100 S1 or OA MnCr is recommended.

Suited for wear parts subject to strong impact, abrasion and shock. In critical cases the interpass temperature should be kept at 270ºC for the best results. The weld metal is only machinable by grinding.
Weldable without gas (open arc). (Also weldable under M21 mixed gas)

CLASSIFICATION
AWS 
A 5.21:
EN ISO 
14700: T Fe8
DIN 
8555: MF 6-55-RP
SUITABLE FOR 

54 HRc hardfacing alloy for wear resistant overlays, sand pumps, valve seats, dredger equipment, bucket teeth, stone crushing, hammers etc.

APPROVALS 
CE approved
WELDING POSITIONS: 
WELD METAL ANALYSIS %

C

Mn

Si

Cr

Fe

         

0.5

1.2

0.9

12.5

rem

         
ALL WELD METAL PROPERTIES

Heat

RP0,2

Rm

A5

Impact Energy (J) ISO-V

Hardness

Treatment

(N/mm2)

(N/mm2)

(%)

-20°C

-40°C

-60°C

HRc / HV

AW

           

54-56

AW: as welded
REDRYING TEMPERATURE 
150°C / 24hr
WELDING PARAMETERS PACKING

Welding Parameters

Packing

D (mm)

Voltage (V)

Current (A)

spool type

kg / spool / drum

1.6

24-34

160-330

S-300 / Drum

15 / 250







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