Cael Pum math ar gyfer aloi nicel

Electrodau llaw: NiCrFe, NiCrMo, Ni, Ni-Cu, Ac eraill, weld GTAW

Gwifren craidd fflwcs: NiCrMo.

Gwifren solet: Gwarchod nwy a GTAW

Gwifren SAW:

Stribed weldio

Aloeon nicel