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MIDALLOY ERNI-CI BARE WIRE???CLASSIFICATION?? AWS 5.15 Class ERNi-CI / ASME SFA 5.15 Class ERNi-CI???DESCRIPTION?? MIDALLOY ERNi-CI nickel alloy bare wire is used for GMAW and GTAW welding.???APPLICATIONS?? MIDALLOY ERNi-CI nickel alloy bare wire is used for Mig and Tig joining of various cast irons.?? This alloy can also be used for overlay, build-up, and repair, where easily machinable welds are required.?? This alloy can also be used for dissimilar-welding for applications such as cast irons to low-alloy or carbon?steels.?? A preheat and inter-pass temperature of 350°F minimum is recommended during welding.??