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,获得“CCC”认证标志,在合格证或产品上有“CCC”认证标志。长期面回收废铜、废铝、废铁、废旧不锈钢等废金属;线缆、电瓶、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!
包覆工艺分:A.挤包:橡胶、塑料、铅、铝等材料。B.纵包:橡皮、皱纹铝带材料。C.绕包:带状的纸带、云母带、无碱玻璃纤维带、无纺布、塑料带等,线状的棉纱、丝等纤维材料。D.浸涂:绝缘漆、沥青等
三、塑料线缆制造的基本工艺过程1.铜、铝单丝拉制线缆经常使用的铜、铝杆材,在常温下,利用拉丝机经过一道或数道拉伸模具的模孔,让其截面减小、长度增加、强度进步。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零切吉林白城各类报废电缆电线回收电线回收电缆现款现结
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