OK Tigrod 19.93 GTAW ERNiCu-7 Description A nickel-based rod alloyed with about 30% Cu, 2% Ti and 1% Fe for the GTAW of base materials of the same type. It can also be used for joining these alloys to steels. OK Tigrod 19.93 is normally welded with pure Ar as the shielding gas. Welding current DC(-) Classifications SFA/AWS A5.14 ERNiCu-7 DIN 1736 SG-NiCu30MnTi Werkstoff Nr. 2.4377 Wire composition C Si Mn Ni Nb Cu Ti Fe 0.15 <1.0 3.0 65.5 <0.5 30.0 2.3 1.5 Typical mech. properties all weld metal Yield stress, MPa 300 Tensile strength, MPa 530 Elongation, % 45 Charpy V Test temps, °C Impact values, J +20 130 0 140 -20 150 Approvals UDT DIN 1736 VdTÜV
