1. Igwe waya dị waya: ocr13al4, ocr2, ocr21al4, Ocr25al5, ocr21Al5, ocr21al21al21al21AL2N7Ma2.
2.nickel Chrome Waya Wip Bard: Cr25ni20, Cr20ni35, Cr15ni660, Cr20ni80.
3.Coofper Nickel Waya na-agụnye:
Cuni1, Cuni2, Cuni8, Cuni14, Cuni14, Cuni19, Cuni23, Cuni30, Cuni34, Cuni44.
4.Constantan waya gụnyere: 6J40,4j32.
5.Manganin waya: 6J8,6J12,6J13.