Resistance Wire Alloys
304 Stainless Steel 438 ohm Alloy
84% Copper, 12% Manganese, 4% Nickel
Advance
Advance / Copel / 300ohm constantan
55% Copper, 45% Nickel
Balco 120 ohm
70% nickel, 30% iron
Evanohm/Karma
74.5% nickel, 20% chromium, 2.75% aluminum, 2.75% copper
Kanthal 815 ohm Alloy
Kanthal 815 ohm Alloy composition info…
Kanthal A-1 872 ohm Alloy
Additional blurb about Kanthal A-1 872 ohm Alloy…
Manganin
12% Manganese (Mn), 4% nickel (Ni), 84% balance copper
Midohm 180 ohm Alloy
23% nickel + balance copper
Nichrome 60
Nominal 60% Nickel, 16% Chromium and balance Iron.
Nichrome 80
Nominal 80% Nickel, 20% Chromium
Nickel 200 (Pure Nickel)
99% nickel minimum. Based on 60 Ohms-cir. mils./ft. R varies with purity.
No. 30 Alloy
2.25% nickel + balance copper
No. 60 Alloy
6% Nickel + balance copper
No. 90 Alloy
12% nickel + balance Copper