在一个挡距内,每根导线不应超过一个承力接头。接头距导线的固定点,不能小于500mm。绝缘支架的安全系数不能小于5,绝缘拉棒的损坏拉力不能小于导线计算拉断力的90%。且绝缘支架及绝缘拉棒的损坏应力均须满足短路电动力的要求。0CrNi2Si2MoV,4340,SNCM439,40CrNiMoA,20CrNi2Mo ,20CrMnMo ,40CrMnMo ,35CrMo ,42CrMo,4140,4130,SAE8620,45CrNiMoVA,16MnCr5,15CrMn,38CrMoAlA,20MnCr5,20CrMn,18Cr2Ni4WA ,12CrNi3,20Cr2Ni4A ,35CrMnSiA,30CrMnSiA,18CrNi3Mo,25Cr2MoV,22CrMoH,20CrMnMo,20CrMnTi,30CrMnTi,25CrNiMoV,20CrNiMo,G20CrNi2Mo,30Cr2Ni2Mo,17Cr2Ni2Mo,17CrNiMo6,18CrNiMo7,34CrNiMo6,30CrNiMo8,40CrNi。45CrNi,20Ni4Mo,20CrMnSiNi2A,30CrMnSiNi2A,38CrSi,34CrNi1Mo,12CrNi3A,20CrNi 30CrNi3A,34CrNi3A,37CrNi3A,34CrNi3MoA,37CrNi3MoA,12Cr2Ni4A,20Cr2Ni4A,18Cr2Ni4W,25Cr2Ni4W,25Cr2MoV,25Cr2Mo1V,12CrMo,12Cr1MoV,35CrMoV,45Cr2MoV,18CrNi3MoA,20CrNi3MoA,25CrNi3MoA,,22SiMnCrNi2MoVA,5CrW2Si零切山西阳泉二手电缆回收库存电缆回收迅速结算
ziyuanhuis
零切河北张家口积压电缆回收废旧电缆回收长期上门
发布时间:2023-12-31 07:58:59 关注度:5
零切河北张家口积压电缆回收废旧电缆回收常年上门工业设备回收:废旧冷冻设备、空调系统、电缆蓄电池、机床等各类闲置积压生产资源。 常年面回收废铜、废铝、废铁、废旧不锈钢等废金属;线缆、蓄电池、电机、变压器、配电柜等电力物资;破产企业整厂设备回收,各类大小厂房等业务。欢迎各企业、厂家来电垂询!