電線用鋼管(厚鋼) - 電線導管
電線用鋼管(厚鋼)
JIS C8305 (CNS2606 C4060)RIGID STEEL CONDUTS
單位:±3mm
|
Designation 標 稱 管 徑 (IN) |
Outside Diameter 外 徑 |
Tolerance Outside Diameter 外徑許可差 |
Thickness 近 似 厚 度 |
Weight 重 量 |
Effective Length of Threaded Part 有 效 螺 紋 長 度 |
|
|
mm |
mm |
mm |
Kg/m |
max |
Min |
|
|
1/2 |
21.0 |
±0.3 |
2.3 |
1.06 |
19 |
16 |
|
3/4 |
26.5 |
±0.3 |
2.3 |
1.37 |
22 |
19 |
|
1 |
33.3 |
±0.3 |
2.5 |
1.90 |
25 |
22 |
|
1-1/4 |
41.9 |
±0.3 |
2.5 |
2.43 |
28 |
25 |
|
1-1/2 |
47.8 |
±0.3 |
2.5 |
2.79 |
28 |
25 |
|
2 |
59.6 |
±0.3 |
2.8 |
3.92 |
32 |
28 |
|
2-1/2 |
75.2 |
±0.3 |
2.8 |
5.00 |
36 |
32 |
|
3 |
87.9 |
±0.3 |
2.8 |
5.88 |
40 |
36 |
|
4 |
113.4 |
±0.4 |
3.5 |
9.48 |
45 |
39 |
