Hello all !
I have problems welding The base metal X22CrMoV12-1 (Number: 1.4923) with Consumable (ERCoCr -A) - (SFA 5.21),
using the process GTAW, It`s a Internal circunferecial welding and the dimensional of specimen is : Øexternal: 145 x Ø105internal.
I got cracks on third layer, and some times on second layer.
How can I avoid this cracks ?
Follow the parameters used on weld:
current: 120 to 130 A
Voltage: 12 to 15V
Travel speed: 70 to 105 mm/min.