Hardfacing wire LM551

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CLASSIFICATION

EN14700         DIN 8555
T Fe 7              MF 6-55-PT

 

CHARACTERISTICS

LM551 is submerged arc hardfacing flux cored wire, flux: HJ260/HJ107, deposit metal is chromium tungsten carbide, has excellent red hardness, metal to metal wear resistance at high temperature working condition, preheating and tempering are essential.


APPLICATION

Used for hardfacing pinch roller, Coiler assistant roller and hot rolling cogging roll

 

TYPICAL ALL WELD METAL ANALYSIS

C

Mn

Si

Cr

W

Fe

0.4

1.5

0.9

3.5

7.0

Bal.

Hardness: 53-59HRC   Recovery: over 90%   Welding Position: Flat


PARAMETER

Diameter

Voltage

Amps

3.2mm

28-32V

350-500A

 

PACKING

50kg/Coil, 250kg/Drum

Product
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