Valid values for maximum continuons operating voltage :750V
Frequency：not more than 30GHz
Ratio：69.5% of the nominal value
DC resistance of inner conductor properties（20℃）：less than 0.802Ω/m Elongation：not less than 10%
Tensile strength：not less than 345N/mm2
Operating temperature range：SFF-50-1-51-type cable（-55-200）℃ SFF-50-1-52-type cable（-55-230）℃
Inner conductor：silver-plated copper clad steel wire
Outer conductor：silver-plated copper
Insulator：PTFE
Jacket：FEP(SFF-50-1-51)orPFA(SFF-50-1-52)
Executive standard：SJ 20103