1.Standard:GB4989,JB7495 2.Temperature:260,200,105,70 3.Alloy ... No., such as “JX-PVC-SSB-PVC-20S”, it means Type JX, 20AWG, Stranded, Conductor insulation: PVC, Metal shielded: Stainless steel ... No., such as “JX-PVC-PVC-SSB-20S”, it means Type JX, 20AWG, Stranded, Conductor insulation: PVC, Overall insulation: PVC, Overbraid ...