船用电缆生产厂家对船用电缆导体单直径一般的内控要求
船用电缆的导体是采用镀锡园铜线(简称镀锡铜丝）绞制而成，执行标准：GB/T4910-2009，通常其生产厂家对船用电缆导体的单丝直径要求制定了内控标准，但其内控标准中导体的直径偏差范围必须符合国家标准规定，同时保证外观光滑圆整；电性能及抗拉强度和断裂伸长率应符合标准规定，在生产过程中进行控制，主要作如下规定：
|
型号规格
|
标准规定尺寸(mm)
|
企业规定值（mm）
|
企业内控尺寸范围(mm)
|
|
TXR 0.15
|
0.15-0.004+0.01
|
0．15
|
0.148-0.15
|
|
TXR 0.18
|
0.18-0.004+0.01
|
0．18
|
0.178-0.18
|
|
TXR 0.20
|
0.20-0.004+0.01
|
0．20
|
0.198-0.20
|
|
TXR 0.25
|
0.25-0.004+0.01
|
0．25
|
0.248-0.25
|
|
TXR 0.28
|
0.28-0.004+0.01
|
0．28
|
0.278-0.28
|
|
TXR 0.30
|
0.30-0.004+0.01
|
0．30
|
0.298-0.30
|
|
TXR 0.37
|
0.37-0.004+0.01
|
0．37
|
0.368-0.37
|
|
TXR 0.40
|
0.40-0.004+0.01
|
0．40
|
0.398-0.40
|
|
TXR 0.43
|
0.43-1%d +2%d
|
0．43
|
0.426-0.43
|
|
TXR 0.50
|
0.50-1%d +2%d
|
0．50
|
0.496-0.50
|
|
TXR 0.52
|
0.52±1%d
|
0．52
|
0.516-0.52
|
|
TXR 0.60
|
0.60-1%d +2%d
|
0．60
|
0.596-0.60
|
|
TXR 0.68
|
0.68-1%d +2%d
|
0．68
|
0.676-0.68
|
|
TXR 0.80
|
0.80-1%d +2%d
|
0．80
|
0.795-0.80
|
|
TXR 0.85
|
0.85-1%d +2%d
|
0．85
|
0.845-0.85
|
|
TXR 1.04
|
1.04-1%d +2%d
|
1．04
|
1.034-1.04
|
|
TXR 1.13
|
1.13-1%d +2%d
|
1．13
|
1.124-1.13
|
|
TXR 1.37
|
1.37-1%d +2%d
|
1．37
|
1.36-1.37
|
|
TXR 1.70
|
1.70-1%d +2%d
|
1．70
|
1.685-1.69
|
|
TXR 1.78
|
1.78-1%d +2%d
|
1．78
|
1.765-1.77
|
|
TXR 2.03
|
2.03-1%d +2%d
|
2．03
|
2.01-2.02
|
|
TXR 2.14
|
2.14-1%d +2%d
|
2．14
|
2.12-2.13
|
|
TXR 2.25
|
2.25-1%d +2%d
|
2．25
|
2.23-2.24
|
|
TXR 2.52
|
2.52-1%d +2%d
|
2．52
|
2.50-2.51
|
|
TXR 2.76
|
2.76-1%d +2%d
|
2．76
|
2.74-2.75
|
