康铜电阻电热丝6J40 铜镍丝 1mm
康铜丝 CUNI30 铜镍电热丝 NC035
康铜丝 CUNI10 铜镍电热丝 NC015
康铜丝 CUNI44 铜镍电热丝 NC050
康铜丝 CUNI8 铜镍电热丝 NC012
Ni80Cr20 电热扁丝 NiCr8020 镍铬合金电阻丝