Re: [MW:25328] Hard Facing_Stellite 6 _reg

HI

Did you use any Buffer layer prior to ST6, if not use E312 XX type electrodes as a base layer .

use stringer bead

regards

DAS

On 28 August 2016 at 22:18, Sivaraman N <nsivaraman9@gmail.com> wrote:

Dear all,

While doing Hard facing Overlay of stellite 6  on carbon steel and stainless steel  cracks observed during second layer and third layer

Base Material:SA 516 Gr 70 (15 mm thk) & SA 240 TP 316 L(15 mm thk)

Electrode:ECoCrA

Process: SMAW

Overlay thickness:6 mm

How to avoid the cracks during hard facing?

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