供应线槽/2015白色行线槽/开口线槽

绝缘行线槽,采用阻燃pvc树脂制成,有国内标准和国际标准.颜色有白色,黑色,灰色,深灰色,青色等。2015,2020,2025,2525,3015,3020,3025,3030,3035,3040,3040,3050,3525,3530,3535,3540,4025,4030,4035,4040,4545,5020,5025,5030,5035,5040,5040,5045,5050,5055,5060,5080,50100,6025,60356045,6060,60100,8035,8045,8050,80558060,8080,80100,100100.等规格。