Could anybody please tell me about following

What will be the consumable for welding material of UNS no C70600; 90cu, 10Ni; P no. 107

What will be the consumable to Weld material of UNS no C70600; 90cu, 10Ni; P no. 107 with Carbon steel P. no. 1

What will be the consumable to Weld material of UNS no S31803; 22Cr, 5.5Ni; P no. 10H with Carbon steel P. no. 1

what will be the consumable to Weld material of UNS no S31803; 22Cr, 5.5Ni; P no. 10H with P no. 10H

Thanks in advance

ER CuNi for welding CuproNickel
probably you should use a transition between CuproNickel and CS
ER2209/E2209 for P10H to itself and to P1

_________________
Raghuram

Thanks