product detail
Overview
ERNiFeCr-2 is used for gas-tungsten-arc welding of alloys 718, 706 and X-750. The weld metal is age hardenable and has mechanical properties comparable to those of the base metals. The filler metal can be used with both the gas metal arc and gas tungsten arc processes.
Limiting Chemical Composition, %,of ERNiFeCr-2
Nickel (Ni)........................................................................................................................................................................50.00-55.00.
Chromium (Cr) ...............................................................................................................................................................17.00-21.00.
Molybdenum (Mo) ..............................................................................................................................................................2.80-3.30.
Niobium (Nb).......................................................................................................................................................................4.75-5.00.
Titanium (Ti)........................................................................................................................................................................0.65-1.15.
Manganese (Mn) ................................................................................................................................................................0.35 max.
Iron (Fe)..........................................................................................................................................................................11.95-24.80.
Silicon (Si) ..........................................................................................................................................................................0.35 max.
Aluminium (Al).............................................................................................................................................................0.20-0.80max.
Carbon (C)..........................................................................................................................................................................0.08 max.
Phosphorous (P)...............................................................................................................................................................0.015 max.
Sulfur (S).........................................................................................................................................................................0.0015 max.
Cobalt (Co)..........................................................................................................................................................................1.00 max.
Physical properties
Melting point Co | Coefficient of Expansion.21-9 Co,μm/m*Co | Electrical Resistivity, μQ*m | Density g/cm3 |
1260-1336 | 13.0 | 1.25 | 8.19 |
Mechanical Properties
Tensile strength MPa(psi) | Elongation A % |
1138(165,000) | ≥25 |
Corrosion Resistance
Corrosion can be an unrelenting foe in various industrial settings. ErNiFeCr-2’s outstanding corrosion resistance is a testament to its longevity and reliability, even in highly corrosive conditions. This attribute is paramount in marine and chemical processing applications.
High-Temperature Performance
ErNiFeCr-2 filler metal is well-suited for high-temperature applications in various industries, including power generation, heat treatment, and metal refining. The welds produced with this filler metal can withstand prolonged exposure to elevated temperatures without significant loss of mechanical strength or corrosion resistance.