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Anonymous Poster #1

Proper Electrode for Welding of HK40 Material

02/29/2012 1:52 AM

hi!what would be the proper electrode (with its MOC) to use to weld the cracked HK40 materials

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Anonymous Poster #2
#1

Re: proper electrode for welding of HK40 material

02/29/2012 3:10 AM

HK40?

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#2

Re: proper electrode for welding of HK40 material

02/29/2012 4:11 AM

New HK-40 material (under A297 or A351 or A567) has very good weldability but Cracked HK-40 may not be easy material to be weld repaired. You may have to work out the procedure for its anealing before welding. However you can try A 5.4: E 310-16 weld elecrods, which matches very closely the composition of HK 40.( 25Cr, 20 Ni, 0.4C etc.)

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