HYA室外通信电缆；HYA电话线；HYAT报价 hyap2 HYA23 HYA53

HYA室外通信电缆；HYA电话线；HYAT报价 hyap2，HYA23，HYA53，HYA室外通信电缆；HYA电话线；HYAT报价，hyap22电缆，hyac电缆，HYA室外通信电缆HYA电话线HYAT报价  

    HYA室外通信电缆HYA电话线                    通信电缆型号HYA    HYAC    HYAT    HPVV    HYV    HJVV    HYY                    配线电缆型号HPVV    ZR-HPVV                    局用电缆型号HJVV    HJVVP    ZR-HJVV    ZR-HJVVP                    铠装通信电缆型号HYA53    WDZ-HYA53    ZRC-HYA53                    填充式铠装通信电缆型号HYAT53    WDZ-HYAT53    ZRC-HYAT53                    其它铠装通信电缆型号HYA22    HYV22    HYAT22    HYY23    HYYT23    HYA23    HYAT23                    钢丝铠装通信电缆HYA33    HYAT33    WDZ-HYA53    HYY33    HYYT33    HYY33                    充油通信电缆HYAT    ZRC-HYAT    WDZ-HYAT    HYYT                    全塑市话电缆执行标准：YD/T322-1996                    全塑市话电缆结构特点：    HYA型市内通信电缆采用全色谱高密度聚乙稀绝缘，铝塑综合护套(即电缆的纵包屏蔽铝带与护套粘结成一体，形成密封护层)，具有电气性能优越，施工方便的特点。                    全塑市话电缆主要电气性能：                    1.    直流电阻:20℃    0.4    ≤148?/km    0.5    ≤95.0?/km    0.6    ≤65.8?/km    0.8    ≤36.6    ?/km