1、察看“CCC”认证标识。因而,电缆线产品是国家强制安全认证产品,所有生产企业务必取得电工产品认证认证的“CCC”认证,得到“CCC”认证标志,在合格证或产品上有“CCC”认证标志。
一般将芯数少、产品直径小、构造简单的产品叫作电线,没有绝缘的叫作裸电线,其他的叫作电缆;导体截面较大的(大于6平方毫米)叫作大电线,较小的(小于或相当于6平方毫米)叫作小电线,绝缘电线又被称之为为布电线如此说相对简单,容易理解!!电缆通常有2层以上的绝缘,多数是多芯结构,绕在电缆盘上,长度一般大于100米。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内蒙古阿拉善盟各种报废旧电缆电线回收施工剩余电缆回收价钱是多少一吨
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