T2紫铜方管矩形铜管铜方管感应圈中频高频 8 10 12 16 20 25-50mm

21.0

20.0

H62黄铜管空心纯铜毛细管耐高压铜管厚壁薄壁管外径2mm-140mm零切

10.0

10.0

T2紫铜管厚壁铜管大口径电极无缝铜管20 30 40 50 60 80 100-210

1.0

1.0

T2紫铜管纯铜空心毛细铜管外2/3/4/5/6/8/10/12零切精密切割加工

10.0

10.0

T2紫铜管厚壁无缝铜管空心电镀纯铜管 30 40 45 50 55 60-160零切

10.0

10.0