Project Description

ERNi-1

* Specification

AWS/ASME Spec 5.14

AWS Class ERNi-1

UNS N02061

* Chemical Composition,%

CMnSiSPNiFeCuAlTi
≤0.15≤1≤0.75≤0.015≤0.02≥93≤1≤0.25≤1.52-3.5

* Typical Welding Parameter & Mechanical Property

DiameterProcessVoltAmpsShielding Gas
Inmm
0.0350.9GMAW26-29150-190Spray Transfer 100% Argon
0.0451.2GMAW28-32180-220
1/161.6GMAW29-33200-250
1/161.6GTAW14-1890-130100% Argon
3/322.4GTAW15-20120-175100% Argon
1/83.2GTAW15-20150-220100% Argon
Tensile Strength MPa(ksi)Yield Strength MPa(ksi)Elongation %
AWS requirement380(55)Not specifiedNot specified
Typical results as welded460(67)260(38)28

* Feature

For welding of nickel 200 or 201.

Also for overlay on steel as well as repairing cast iron castings.

* Application

It can also be used for dissimilar joints between nickel or nickel alloys to stainless or ferritic steels.