CEWELD


Dur 63 Nb SMAW Stick Electrodes




Dur 63 Nb

 
TYPE 
Basic coated, high Cromium-Niobium based hardfacing alloy for SMAW
APPLICATIONS 
This electrode with a recovery of 190% can be used for overlays with extremely abrasive and sliding wear resistance, but with low impact. For use till 450°C.
PROPERTIES 

Very economical due to the high deposition rate and excellent weldabillity without slag losses. For critical base material or old hard facing layers it is necessary to buffer with an electrode like DUR E 350 Kb / E 11018-G that delivers a welding deposit of less hardness. Overlays on steel with high carbon content should be buffered with Croni 29/9 HL or 4370 HL. For the best results 2 till 3 layers should be welded.

CLASSIFICATION
AWS 
A 5.13: no standard
EN ISO 
14700: EZ Fe15
DIN 
8555: E 10-UM-65-GRZ
SUITABLE FOR 

Sugar mill knives and hammers, cement mixers, clinker crushers, sintering lines, fire gratings, mixer blades, gravel washing equipment, ceramic mixer blades, extruders, crushing tables and rollers for lime stone etc.

APPROVALS 
CE approved
WELDING POSITIONS: 
WELD METAL ANALYSIS %

C

Cr

Nb

Fe

           

5.5-6.0

22-26

5-7

rem

           
MECHANICAL PROPERTIES

Heat

RP0,2

Rm

A5

Hardness HRc

Hardness HRc

Treatment

(N/mm2)

(N/mm2)

(%)

1st layer

2nd layer

3th layer

AW

     

57-60

59-62

61-65

REDRYING TEMPERATURE 
300-320 °C/2h
WELDING PARAMETERS PACKING

Welding Parameters

Packing

D (mm)

Length (mm)

Current (A)

kg / can

kg / 6 pack

kg / 1000

           

3.2

350

100-160

     

4.0

450

160-220

     

5.0

450

190-250

     







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