... ofGB12706, IEC60502 and IEC608400, but also have formed a series,ie. Cables of flame-retardant model, refractory model, frost-proofmodel and ... low-smoke non-halogen highly flame-retardant oxygen-tight electric cable, the low-smoke non -halogen degree of which conforms ... in conformitv to GB/T19216-2003 Integrity Test For Electric Cable Or Optic Cable Under The Flame Condition, so, generally the electric ...