Resistance Wire WS 1.4725

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Resistance Wire

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RW 125
This iron-chrome aluminium alloy has similar properties to RW 135 but with medium high resistivity.
Approximate Chemical Composition	Specification Reference Numbers	Electrical Resistivity at 20°C (Microhms/cm3)	Density (g/cm3)	Maximum Operating Temperature	Melting Point	Coefficient of Expansion (µ m/m. °C) at 20-100°C	Electrical Resistivity at 20°C (Ohm, Circ, Mil/ft)
Iron BAL Chrome 19% Aluminium 3%	W.Nr 1.4725	123	7.35	1100°C (2010°F)	1500°C (2730°F)	11.2	764

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